Springs - Extension - Music Wire– Page4 – Miniature Bearings Australia - MBA Minibearings

OD (D0)	Overall Length (L0)	Wire Diameter (d)	Max. Extension (L1)	Spring Rate	Initial Tension (IT)
Extension Springs - 4x40x0.45 mm Music Wire - Steel Spring
OD (D0) 4.00 mm	Overall Length (L0) 40 mm	Wire Diameter (d) 0.450 mm	Max. Extension (L1) 70.00 mm	Spring Rate 0.13 N/mm	Initial Tension (IT) 1.0 N
Material: Steel Load at L1: 4.81 N
Part Number: ES-0400-0400-045-M (PK-5) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jul 13, 2026 Regular price $6.50 AUD Regular price ~~$13.41 AUD~~ Sale price $6.50 AUD Unit price per Priced, Stocked and Sold Per 5 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OD (D0)	Overall Length (L0)	Wire Diameter (d)	Max. Extension (L1)	Indicative Image
Extension Springs - 4x40x0.45 mm Music Wire - Steel Spring
OD (D0) 4.00 mm	Overall Length (L0) 40 mm	Wire Diameter (d) 0.450 mm	Max. Extension (L1) 70.00 mm
Material: Steel Spring Rate: 0.13 N/mm Initial Tension (IT): 1.0 N Load at L1: 4.81 N
Part Number: ES-0400-0400-045-M (PK-5) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jul 13, 2026 Regular price $6.50 AUD Regular price ~~$13.41 AUD~~ Sale price $6.50 AUD Unit price per Priced, Stocked and Sold Per 5 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0400-0400-045-M (PK-5) --- Extension Springs - 4x40x0.45 mm Music Wire - Steel Spring Sale ES-0400-0400-045-M (PK-5) --- Extension Springs - 4x40x0.45 mm Music Wire - Steel Spring Regular price $6.50 AUD Regular price ~~$13.41 AUD~~ Sale price $6.50 AUD Unit price per Priced, Stocked and Sold Per 5 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4x40x0.5 mm Music Wire - Steel Spring
OD (D0) 4.00 mm	Overall Length (L0) 40 mm	Wire Diameter (d) 0.500 mm	Max. Extension (L1) 64.00 mm	Spring Rate 0.22 N/mm	Initial Tension (IT) 1.2 N
Material: Steel Load at L1: 6.37 N
Part Number: ES-0400-0400-05-M (PK-5) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jul 13, 2026 Regular price $6.41 AUD Regular price ~~$13.14 AUD~~ Sale price $6.41 AUD Unit price per Priced, Stocked and Sold Per 5 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4x40x0.5 mm Music Wire - Steel Spring
OD (D0) 4.00 mm	Overall Length (L0) 40 mm	Wire Diameter (d) 0.500 mm	Max. Extension (L1) 64.00 mm
Material: Steel Spring Rate: 0.22 N/mm Initial Tension (IT): 1.2 N Load at L1: 6.37 N
Part Number: ES-0400-0400-05-M (PK-5) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jul 13, 2026 Regular price $6.41 AUD Regular price ~~$13.14 AUD~~ Sale price $6.41 AUD Unit price per Priced, Stocked and Sold Per 5 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0400-0400-05-M (PK-5) --- Extension Springs - 4x40x0.5 mm Music Wire - Steel Spring Sale ES-0400-0400-05-M (PK-5) --- Extension Springs - 4x40x0.5 mm Music Wire - Steel Spring Regular price $6.41 AUD Regular price ~~$13.14 AUD~~ Sale price $6.41 AUD Unit price per Priced, Stocked and Sold Per 5 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x12.7x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 12.7 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 18.540 mm	Spring Rate 1.839 N/mm	Initial Tension (IT) 0.8 N
Material: Steel Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0127-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $11.50 AUD Regular price Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x12.7x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 12.7 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 18.540 mm
Material: Steel Spring Rate: 1.839 N/mm Initial Tension (IT): 0.8 N Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0127-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $11.50 AUD Regular price Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0127-06-M (Each) --- Extension Springs - 4.57x12.7x0.56 mm Music Wire - Steel Spring ES-0457-0127-06-M (Each) --- Extension Springs - 4.57x12.7x0.56 mm Music Wire - Steel Spring Regular price $11.50 AUD Regular price Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Extension Springs - 4.57x12.7x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 12.7 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 15.490 mm	Spring Rate 10.400 N/mm	Initial Tension (IT) 2.7 N
Material: Steel Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0127-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.41 AUD Regular price ~~$12.02 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x12.7x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 12.7 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 15.490 mm
Material: Steel Spring Rate: 10.400 N/mm Initial Tension (IT): 2.7 N Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0127-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.41 AUD Regular price ~~$12.02 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0127-08-M (Each) --- Extension Springs - 4.57x12.7x0.79 mm Music Wire - Steel Spring Sale ES-0457-0127-08-M (Each) --- Extension Springs - 4.57x12.7x0.79 mm Music Wire - Steel Spring Regular price $6.41 AUD Regular price ~~$12.02 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x19.1x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 37.080 mm	Spring Rate 0.473 N/mm	Initial Tension (IT) 0.8 N
Material: Steel Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-05-M (Each) 1 Available Now \| Further orders can be expected around Mon, Aug 03, 2026 Regular price $4.50 AUD Regular price ~~$10.91 AUD~~ Sale price $4.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 1 available can be backordered.
Extension Springs - 4.57x19.1x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 37.080 mm
Material: Steel Spring Rate: 0.473 N/mm Initial Tension (IT): 0.8 N Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-05-M (Each) 1 Available Now \| Further orders can be expected around Mon, Aug 03, 2026 Regular price $4.50 AUD Regular price ~~$10.91 AUD~~ Sale price $4.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 1 Available Now. Backorder if more than 1.
ES-0457-0191-05-M (Each) --- Extension Springs - 4.57x19.1x0.51 mm Music Wire - Steel Spring Sale ES-0457-0191-05-M (Each) --- Extension Springs - 4.57x19.1x0.51 mm Music Wire - Steel Spring Regular price $4.50 AUD Regular price ~~$10.91 AUD~~ Sale price $4.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 1 Available Now Sale
Extension Springs - 4.57x19.1x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 33.270 mm	Spring Rate 0.771 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x19.1x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 33.270 mm
Material: Steel Spring Rate: 0.771 N/mm Initial Tension (IT): 0.9 N Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0191-06-M (Each) --- Extension Springs - 4.57x19.1x0.56 mm Music Wire - Steel Spring Sale ES-0457-0191-06-M (Each) --- Extension Springs - 4.57x19.1x0.56 mm Music Wire - Steel Spring Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x19.1x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 26.160 mm	Spring Rate 3.310 N/mm	Initial Tension (IT) 2.3 N
Material: Steel Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.23 AUD Regular price ~~$11.81 AUD~~ Sale price $6.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x19.1x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 26.160 mm
Material: Steel Spring Rate: 3.310 N/mm Initial Tension (IT): 2.3 N Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.23 AUD Regular price ~~$11.81 AUD~~ Sale price $6.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0191-07-M (Each) --- Extension Springs - 4.57x19.1x0.71 mm Music Wire - Steel Spring Sale ES-0457-0191-07-M (Each) --- Extension Springs - 4.57x19.1x0.71 mm Music Wire - Steel Spring Regular price $6.23 AUD Regular price ~~$11.81 AUD~~ Sale price $6.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x19.1x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 24.890 mm	Spring Rate 4.750 N/mm	Initial Tension (IT) 2.7 N
Material: Steel Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $13.05 AUD Regular price Sale price $13.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x19.1x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 24.890 mm
Material: Steel Spring Rate: 4.750 N/mm Initial Tension (IT): 2.7 N Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $13.05 AUD Regular price Sale price $13.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0191-08-M (Each) --- Extension Springs - 4.57x19.1x0.79 mm Music Wire - Steel Spring ES-0457-0191-08-M (Each) --- Extension Springs - 4.57x19.1x0.79 mm Music Wire - Steel Spring Regular price $13.05 AUD Regular price Sale price $13.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Extension Springs - 4.57x19.1x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 23.620 mm	Spring Rate 7.830 N/mm	Initial Tension (IT) 3.6 N
Material: Steel Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.50 AUD Regular price ~~$12.31 AUD~~ Sale price $6.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x19.1x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 19.1 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 23.620 mm
Material: Steel Spring Rate: 7.830 N/mm Initial Tension (IT): 3.6 N Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0191-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.50 AUD Regular price ~~$12.31 AUD~~ Sale price $6.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0191-09-M (Each) --- Extension Springs - 4.57x19.1x0.89 mm Music Wire - Steel Spring Sale ES-0457-0191-09-M (Each) --- Extension Springs - 4.57x19.1x0.89 mm Music Wire - Steel Spring Regular price $6.50 AUD Regular price ~~$12.31 AUD~~ Sale price $6.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x25.4x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 54.100 mm	Spring Rate 0.298 N/mm	Initial Tension (IT) 0.8 N
Material: Steel Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.77 AUD Regular price ~~$10.91 AUD~~ Sale price $5.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x25.4x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 54.100 mm
Material: Steel Spring Rate: 0.298 N/mm Initial Tension (IT): 0.8 N Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.77 AUD Regular price ~~$10.91 AUD~~ Sale price $5.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0254-05-M (Each) --- Extension Springs - 4.57x25.4x0.51 mm Music Wire - Steel Spring Sale ES-0457-0254-05-M (Each) --- Extension Springs - 4.57x25.4x0.51 mm Music Wire - Steel Spring Regular price $5.77 AUD Regular price ~~$10.91 AUD~~ Sale price $5.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x25.4x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 47.400 mm	Spring Rate 0.490 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x25.4x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 47.400 mm
Material: Steel Spring Rate: 0.490 N/mm Initial Tension (IT): 0.9 N Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0254-06-M (Each) --- Extension Springs - 4.57x25.4x0.56 mm Music Wire - Steel Spring Sale ES-0457-0254-06-M (Each) --- Extension Springs - 4.57x25.4x0.56 mm Music Wire - Steel Spring Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x25.4x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 63.320 mm	Spring Rate 2.140 N/mm	Initial Tension (IT) 2.3 N
Material: Steel Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.41 AUD Regular price ~~$12.06 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x25.4x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 63.320 mm
Material: Steel Spring Rate: 2.140 N/mm Initial Tension (IT): 2.3 N Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.41 AUD Regular price ~~$12.06 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0254-07-M (Each) --- Extension Springs - 4.57x25.4x0.71 mm Music Wire - Steel Spring Sale ES-0457-0254-07-M (Each) --- Extension Springs - 4.57x25.4x0.71 mm Music Wire - Steel Spring Regular price $6.41 AUD Regular price ~~$12.06 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x25.4x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 34.290 mm	Spring Rate 3.120 N/mm	Initial Tension (IT) 2.7 N
Material: Steel Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.59 AUD Regular price ~~$12.49 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x25.4x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 34.290 mm
Material: Steel Spring Rate: 3.120 N/mm Initial Tension (IT): 2.7 N Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.59 AUD Regular price ~~$12.49 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0254-08-M (Each) --- Extension Springs - 4.57x25.4x0.79 mm Music Wire - Steel Spring Sale ES-0457-0254-08-M (Each) --- Extension Springs - 4.57x25.4x0.79 mm Music Wire - Steel Spring Regular price $6.59 AUD Regular price ~~$12.49 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x25.4x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 32.510 mm	Spring Rate 5.110 N/mm	Initial Tension (IT) 3.6 N
Material: Steel Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.59 AUD Regular price ~~$12.53 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x25.4x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 32.510 mm
Material: Steel Spring Rate: 5.110 N/mm Initial Tension (IT): 3.6 N Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0254-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.59 AUD Regular price ~~$12.53 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0254-09-M (Each) --- Extension Springs - 4.57x25.4x0.89 mm Music Wire - Steel Spring Sale ES-0457-0254-09-M (Each) --- Extension Springs - 4.57x25.4x0.89 mm Music Wire - Steel Spring Regular price $6.59 AUD Regular price ~~$12.53 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x31.8x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 71.120 mm	Spring Rate 0.210 N/mm	Initial Tension (IT) 0.8 N
Material: Steel Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x31.8x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 71.120 mm
Material: Steel Spring Rate: 0.210 N/mm Initial Tension (IT): 0.8 N Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0318-05-M (Each) --- Extension Springs - 4.57x31.8x0.51 mm Music Wire - Steel Spring Sale ES-0457-0318-05-M (Each) --- Extension Springs - 4.57x31.8x0.51 mm Music Wire - Steel Spring Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x31.8x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 61.720 mm	Spring Rate 0.350 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.05 AUD Regular price ~~$11.38 AUD~~ Sale price $6.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x31.8x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 61.720 mm
Material: Steel Spring Rate: 0.350 N/mm Initial Tension (IT): 0.9 N Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.05 AUD Regular price ~~$11.38 AUD~~ Sale price $6.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0318-06-M (Each) --- Extension Springs - 4.57x31.8x0.56 mm Music Wire - Steel Spring Sale ES-0457-0318-06-M (Each) --- Extension Springs - 4.57x31.8x0.56 mm Music Wire - Steel Spring Regular price $6.05 AUD Regular price ~~$11.38 AUD~~ Sale price $6.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x31.8x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 46.740 mm	Spring Rate 1.576 N/mm	Initial Tension (IT) 2.3 N
Material: Steel Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.50 AUD Regular price ~~$12.31 AUD~~ Sale price $6.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x31.8x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 46.740 mm
Material: Steel Spring Rate: 1.576 N/mm Initial Tension (IT): 2.3 N Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.50 AUD Regular price ~~$12.31 AUD~~ Sale price $6.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0318-07-M (Each) --- Extension Springs - 4.57x31.8x0.71 mm Music Wire - Steel Spring Sale ES-0457-0318-07-M (Each) --- Extension Springs - 4.57x31.8x0.71 mm Music Wire - Steel Spring Regular price $6.50 AUD Regular price ~~$12.31 AUD~~ Sale price $6.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x31.8x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 43.690 mm	Spring Rate 2.290 N/mm	Initial Tension (IT) 2.7 N
Material: Steel Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x31.8x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 43.690 mm
Material: Steel Spring Rate: 2.290 N/mm Initial Tension (IT): 2.7 N Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0318-08-M (Each) --- Extension Springs - 4.57x31.8x0.79 mm Music Wire - Steel Spring Sale ES-0457-0318-08-M (Each) --- Extension Springs - 4.57x31.8x0.79 mm Music Wire - Steel Spring Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x31.8x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 41.400 mm	Spring Rate 3.780 N/mm	Initial Tension (IT) 3.6 N
Material: Steel Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x31.8x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 41.400 mm
Material: Steel Spring Rate: 3.780 N/mm Initial Tension (IT): 3.6 N Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0318-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0318-09-M (Each) --- Extension Springs - 4.57x31.8x0.89 mm Music Wire - Steel Spring Sale ES-0457-0318-09-M (Each) --- Extension Springs - 4.57x31.8x0.89 mm Music Wire - Steel Spring Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x38.1x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 88.140 mm	Spring Rate 0.175 N/mm	Initial Tension (IT) 0.8 N
Material: Steel Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x38.1x0.51 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.51 mm	Max. Extension (L1) 88.140 mm
Material: Steel Spring Rate: 0.175 N/mm Initial Tension (IT): 0.8 N Load at L1: 9.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0381-05-M (Each) --- Extension Springs - 4.57x38.1x0.51 mm Music Wire - Steel Spring Sale ES-0457-0381-05-M (Each) --- Extension Springs - 4.57x38.1x0.51 mm Music Wire - Steel Spring Regular price $5.86 AUD Regular price ~~$11.12 AUD~~ Sale price $5.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x38.1x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 75.950 mm	Spring Rate 0.280 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.14 AUD Regular price ~~$11.63 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x38.1x0.56 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 75.950 mm
Material: Steel Spring Rate: 0.280 N/mm Initial Tension (IT): 0.9 N Load at L1: 11.570 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.14 AUD Regular price ~~$11.63 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0381-06-M (Each) --- Extension Springs - 4.57x38.1x0.56 mm Music Wire - Steel Spring Sale ES-0457-0381-06-M (Each) --- Extension Springs - 4.57x38.1x0.56 mm Music Wire - Steel Spring Regular price $6.14 AUD Regular price ~~$11.63 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x38.1x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 56.900 mm	Spring Rate 1.243 N/mm	Initial Tension (IT) 2.3 N
Material: Steel Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.59 AUD Regular price ~~$12.53 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x38.1x0.71 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.71 mm	Max. Extension (L1) 56.900 mm
Material: Steel Spring Rate: 1.243 N/mm Initial Tension (IT): 2.3 N Load at L1: 25.890 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-07-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.59 AUD Regular price ~~$12.53 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0381-07-M (Each) --- Extension Springs - 4.57x38.1x0.71 mm Music Wire - Steel Spring Sale ES-0457-0381-07-M (Each) --- Extension Springs - 4.57x38.1x0.71 mm Music Wire - Steel Spring Regular price $6.59 AUD Regular price ~~$12.53 AUD~~ Sale price $6.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x38.1x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 53.090 mm	Spring Rate 1.839 N/mm	Initial Tension (IT) 2.7 N
Material: Steel Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x38.1x0.79 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.79 mm	Max. Extension (L1) 53.090 mm
Material: Steel Spring Rate: 1.839 N/mm Initial Tension (IT): 2.7 N Load at L1: 30.250 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-08-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0381-08-M (Each) --- Extension Springs - 4.57x38.1x0.79 mm Music Wire - Steel Spring Sale ES-0457-0381-08-M (Each) --- Extension Springs - 4.57x38.1x0.79 mm Music Wire - Steel Spring Regular price $6.77 AUD Regular price ~~$12.74 AUD~~ Sale price $6.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 4.57x38.1x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 50.040 mm	Spring Rate 3.010 N/mm	Initial Tension (IT) 3.6 N
Material: Steel Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $7.14 AUD Regular price ~~$13.46 AUD~~ Sale price $7.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 4.57x38.1x0.89 mm Music Wire - Steel Spring
OD (D0) 4.57 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.89 mm	Max. Extension (L1) 50.040 mm
Material: Steel Spring Rate: 3.010 N/mm Initial Tension (IT): 3.6 N Load at L1: 39.900 N End Type: Closed - Full Loop
Part Number: ES-0457-0381-09-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $7.14 AUD Regular price ~~$13.46 AUD~~ Sale price $7.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0457-0381-09-M (Each) --- Extension Springs - 4.57x38.1x0.89 mm Music Wire - Steel Spring Sale ES-0457-0381-09-M (Each) --- Extension Springs - 4.57x38.1x0.89 mm Music Wire - Steel Spring Regular price $7.14 AUD Regular price ~~$13.46 AUD~~ Sale price $7.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale

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Miniature Bearings Australia

Collection: Springs - Extension - Music Wire

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