Springs - Extension - Music Wire– Page2 – Miniature Bearings Australia - MBA Minibearings

OD (D0)	Overall Length (L0)	Wire Diameter (d)	Max. Extension (L1)	Spring Rate	Initial Tension (IT)
Extension Springs - 3.05x25.4x0.36 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.36 mm	Max. Extension (L1) 56.640 mm	Spring Rate 0.140 N/mm	Initial Tension (IT) 0.4 N
Material: Steel Load at L1: 4.980 N End Type: Closed - Full Loop
Part Number: ES-0305-0254-04-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.32 AUD Regular price ~~$10.12 AUD~~ Sale price $5.32 AUD Unit price per Each 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 - 3.05x25.4x0.36 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.36 mm	Max. Extension (L1) 56.640 mm
Material: Steel Spring Rate: 0.140 N/mm Initial Tension (IT): 0.4 N Load at L1: 4.980 N End Type: Closed - Full Loop
Part Number: ES-0305-0254-04-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.32 AUD Regular price ~~$10.12 AUD~~ Sale price $5.32 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0254-04-M (Each) --- Extension Springs - 3.05x25.4x0.36 mm Music Wire - Steel Spring Sale ES-0305-0254-04-M (Each) --- Extension Springs - 3.05x25.4x0.36 mm Music Wire - Steel Spring Regular price $5.32 AUD Regular price ~~$10.12 AUD~~ Sale price $5.32 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x25.4x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 40.640 mm	Spring Rate 0.578 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0254-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.50 AUD Regular price ~~$10.44 AUD~~ Sale price $5.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.05x25.4x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 40.640 mm
Material: Steel Spring Rate: 0.578 N/mm Initial Tension (IT): 0.9 N Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0254-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.50 AUD Regular price ~~$10.44 AUD~~ Sale price $5.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0254-05-M (Each) --- Extension Springs - 3.05x25.4x0.46 mm Music Wire - Steel Spring Sale ES-0305-0254-05-M (Each) --- Extension Springs - 3.05x25.4x0.46 mm Music Wire - Steel Spring Regular price $5.50 AUD Regular price ~~$10.44 AUD~~ Sale price $5.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x25.4x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 34.540 mm	Spring Rate 1.699 N/mm	Initial Tension (IT) 1.6 N
Material: Steel Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0254-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.68 AUD Regular price ~~$10.69 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.05x25.4x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 25.4 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 34.540 mm
Material: Steel Spring Rate: 1.699 N/mm Initial Tension (IT): 1.6 N Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0254-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.68 AUD Regular price ~~$10.69 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0254-06-M (Each) --- Extension Springs - 3.05x25.4x0.56 mm Music Wire - Steel Spring Sale ES-0305-0254-06-M (Each) --- Extension Springs - 3.05x25.4x0.56 mm Music Wire - Steel Spring Regular price $5.68 AUD Regular price ~~$10.69 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x31.8x0.36 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.36 mm	Max. Extension (L1) 72.900 mm	Spring Rate 0.105 N/mm	Initial Tension (IT) 0.4 N
Material: Steel Load at L1: 4.980 N End Type: Closed - Full Loop
Part Number: ES-0305-0318-04-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.41 AUD Regular price ~~$10.19 AUD~~ Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.05x31.8x0.36 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.36 mm	Max. Extension (L1) 72.900 mm
Material: Steel Spring Rate: 0.105 N/mm Initial Tension (IT): 0.4 N Load at L1: 4.980 N End Type: Closed - Full Loop
Part Number: ES-0305-0318-04-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.41 AUD Regular price ~~$10.19 AUD~~ Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0318-04-M (Each) --- Extension Springs - 3.05x31.8x0.36 mm Music Wire - Steel Spring Sale ES-0305-0318-04-M (Each) --- Extension Springs - 3.05x31.8x0.36 mm Music Wire - Steel Spring Regular price $5.41 AUD Regular price ~~$10.19 AUD~~ Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x31.8x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 51.560 mm	Spring Rate 0.438 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0318-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.68 AUD Regular price ~~$10.69 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.05x31.8x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 51.560 mm
Material: Steel Spring Rate: 0.438 N/mm Initial Tension (IT): 0.9 N Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0318-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.68 AUD Regular price ~~$10.69 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0318-05-M (Each) --- Extension Springs - 3.05x31.8x0.46 mm Music Wire - Steel Spring Sale ES-0305-0318-05-M (Each) --- Extension Springs - 3.05x31.8x0.46 mm Music Wire - Steel Spring Regular price $5.68 AUD Regular price ~~$10.69 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x31.8x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 43.940 mm	Spring Rate 1.296 N/mm	Initial Tension (IT) 1.6 N
Material: Steel Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0318-06-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 - 3.05x31.8x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 31.8 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 43.940 mm
Material: Steel Spring Rate: 1.296 N/mm Initial Tension (IT): 1.6 N Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0318-06-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-0305-0318-06-M (Each) --- Extension Springs - 3.05x31.8x0.56 mm Music Wire - Steel Spring Sale ES-0305-0318-06-M (Each) --- Extension Springs - 3.05x31.8x0.56 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 - 3.05x38.1x0.36 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.36 mm	Max. Extension (L1) 89.150 mm	Spring Rate 0.088 N/mm	Initial Tension (IT) 0.4 N
Material: Steel Load at L1: 4.980 N End Type: Closed - Full Loop
Part Number: ES-0305-0381-04-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.68 AUD Regular price ~~$10.66 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.05x38.1x0.36 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.36 mm	Max. Extension (L1) 89.150 mm
Material: Steel Spring Rate: 0.088 N/mm Initial Tension (IT): 0.4 N Load at L1: 4.980 N End Type: Closed - Full Loop
Part Number: ES-0305-0381-04-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $5.68 AUD Regular price ~~$10.66 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0381-04-M (Each) --- Extension Springs - 3.05x38.1x0.36 mm Music Wire - Steel Spring Sale ES-0305-0381-04-M (Each) --- Extension Springs - 3.05x38.1x0.36 mm Music Wire - Steel Spring Regular price $5.68 AUD Regular price ~~$10.66 AUD~~ Sale price $5.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x38.1x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 62.740 mm	Spring Rate 0.350 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0381-05-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 - 3.05x38.1x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 62.740 mm
Material: Steel Spring Rate: 0.350 N/mm Initial Tension (IT): 0.9 N Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0381-05-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-0305-0381-05-M (Each) --- Extension Springs - 3.05x38.1x0.46 mm Music Wire - Steel Spring Sale ES-0305-0381-05-M (Each) --- Extension Springs - 3.05x38.1x0.46 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 - 3.05x38.1x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 53.090 mm	Spring Rate 1.051 N/mm	Initial Tension (IT) 1.6 N
Material: Steel Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0381-06-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 - 3.05x38.1x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 53.090 mm
Material: Steel Spring Rate: 1.051 N/mm Initial Tension (IT): 1.6 N Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0381-06-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-0305-0381-06-M (Each) --- Extension Springs - 3.05x38.1x0.56 mm Music Wire - Steel Spring Sale ES-0305-0381-06-M (Each) --- Extension Springs - 3.05x38.1x0.56 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 - 3.05x44.5x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 44.5 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 73.660 mm	Spring Rate 0.298 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0445-05-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 - 3.05x44.5x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 44.5 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 73.660 mm
Material: Steel Spring Rate: 0.298 N/mm Initial Tension (IT): 0.9 N Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0445-05-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-0305-0445-05-M (Each) --- Extension Springs - 3.05x44.5x0.46 mm Music Wire - Steel Spring Sale ES-0305-0445-05-M (Each) --- Extension Springs - 3.05x44.5x0.46 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 - 3.05x44.5x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 44.5 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 62.230 mm	Spring Rate 0.876 N/mm	Initial Tension (IT) 1.6 N
Material: Steel Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0445-06-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 - 3.05x44.5x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 44.5 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 62.230 mm
Material: Steel Spring Rate: 0.876 N/mm Initial Tension (IT): 1.6 N Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0445-06-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-0305-0445-06-M (Each) --- Extension Springs - 3.05x44.5x0.56 mm Music Wire - Steel Spring Sale ES-0305-0445-06-M (Each) --- Extension Springs - 3.05x44.5x0.56 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 - 3.05x50.8x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 50.8 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 84.840 mm	Spring Rate 2.450 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0508-05-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 - 3.05x50.8x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 50.8 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 84.840 mm
Material: Steel Spring Rate: 2.450 N/mm Initial Tension (IT): 0.9 N Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0508-05-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-0305-0508-05-M (Each) --- Extension Springs - 3.05x50.8x0.46 mm Music Wire - Steel Spring Sale ES-0305-0508-05-M (Each) --- Extension Springs - 3.05x50.8x0.46 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 - 3.05x50.8x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 50.8 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 71.630 mm	Spring Rate 0.753 N/mm	Initial Tension (IT) 1.6 N
Material: Steel Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0508-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.14 AUD Regular price ~~$11.59 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.05x50.8x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 50.8 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 71.630 mm
Material: Steel Spring Rate: 0.753 N/mm Initial Tension (IT): 1.6 N Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0508-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.14 AUD Regular price ~~$11.59 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0508-06-M (Each) --- Extension Springs - 3.05x50.8x0.56 mm Music Wire - Steel Spring Sale ES-0305-0508-06-M (Each) --- Extension Springs - 3.05x50.8x0.56 mm Music Wire - Steel Spring Regular price $6.14 AUD Regular price ~~$11.59 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x57.2x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 57.2 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 98.810 mm	Spring Rate 0.228 N/mm	Initial Tension (IT) 0.9 N
Material: Steel Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0572-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.14 AUD Regular price ~~$11.59 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.05x57.2x0.46 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 57.2 mm	Wire Diameter (d) 0.46 mm	Max. Extension (L1) 98.810 mm
Material: Steel Spring Rate: 0.228 N/mm Initial Tension (IT): 0.9 N Load at L1: 9.790 N End Type: Closed - Full Loop
Part Number: ES-0305-0572-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Aug 03, 2026 Regular price $6.14 AUD Regular price ~~$11.59 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0305-0572-05-M (Each) --- Extension Springs - 3.05x57.2x0.46 mm Music Wire - Steel Spring Sale ES-0305-0572-05-M (Each) --- Extension Springs - 3.05x57.2x0.46 mm Music Wire - Steel Spring Regular price $6.14 AUD Regular price ~~$11.59 AUD~~ Sale price $6.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.05x57.2x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 57.2 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 80.770 mm	Spring Rate 0.666 N/mm	Initial Tension (IT) 1.6 N
Material: Steel Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0572-06-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 - 3.05x57.2x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 57.2 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 80.770 mm
Material: Steel Spring Rate: 0.666 N/mm Initial Tension (IT): 1.6 N Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0572-06-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-0305-0572-06-M (Each) --- Extension Springs - 3.05x57.2x0.56 mm Music Wire - Steel Spring Sale ES-0305-0572-06-M (Each) --- Extension Springs - 3.05x57.2x0.56 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 - 3.05x63.5x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 63.5 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 89.920 mm	Spring Rate 0.595 N/mm	Initial Tension (IT) 1.6 N
Material: Steel Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0635-06-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 - 3.05x63.5x0.56 mm Music Wire - Steel Spring
OD (D0) 3.05 mm	Overall Length (L0) 63.5 mm	Wire Diameter (d) 0.56 mm	Max. Extension (L1) 89.920 mm
Material: Steel Spring Rate: 0.595 N/mm Initial Tension (IT): 1.6 N Load at L1: 17.300 N End Type: Closed - Full Loop
Part Number: ES-0305-0635-06-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-0305-0635-06-M (Each) --- Extension Springs - 3.05x63.5x0.56 mm Music Wire - Steel Spring Sale ES-0305-0635-06-M (Each) --- Extension Springs - 3.05x63.5x0.56 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 - 3.18x152.4x0.38 mm Music Wire - Steel Spring
OD (D0) 3.18 mm	Overall Length (L0) 152.4 mm	Wire Diameter (d) 0.38 mm		Spring Rate 0.02 N/mm	Initial Tension (IT) 0.0 N
Material: Steel
Part Number: ES-0318-1524-04-M (Each) 3 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $13.77 AUD Regular price Sale price $13.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 3 available can be backordered.
Extension Springs - 3.18x152.4x0.38 mm Music Wire - Steel Spring
OD (D0) 3.18 mm	Overall Length (L0) 152.4 mm	Wire Diameter (d) 0.38 mm
Material: Steel Spring Rate: 0.02 N/mm Initial Tension (IT): 0.0 N
Part Number: ES-0318-1524-04-M (Each) 3 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $13.77 AUD Regular price Sale price $13.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 3 Available Now. Backorder if more than 3.
ES-0318-1524-04-M (Each) --- Extension Springs - 3.18x152.4x0.38 mm Music Wire - Steel Spring ES-0318-1524-04-M (Each) --- Extension Springs - 3.18x152.4x0.38 mm Music Wire - Steel Spring Regular price $13.77 AUD Regular price Sale price $13.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 3 Available Now
Extension Springs - 3.18x203.2x0.38 mm Music Wire - Steel Spring
OD (D0) 3.18 mm	Overall Length (L0) 203.2 mm	Wire Diameter (d) 0.38 mm		Spring Rate 0.02 N/mm	Initial Tension (IT) 0.0 N
Material: Steel
Part Number: ES-0318-2032-04-M (Each) 5 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $12.68 AUD Regular price Sale price $12.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 5 available can be backordered.
Extension Springs - 3.18x203.2x0.38 mm Music Wire - Steel Spring
OD (D0) 3.18 mm	Overall Length (L0) 203.2 mm	Wire Diameter (d) 0.38 mm
Material: Steel Spring Rate: 0.02 N/mm Initial Tension (IT): 0.0 N
Part Number: ES-0318-2032-04-M (Each) 5 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $12.68 AUD Regular price Sale price $12.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 5 Available Now. Backorder if more than 5.
ES-0318-2032-04-M (Each) --- Extension Springs - 3.18x203.2x0.38 mm Music Wire - Steel Spring ES-0318-2032-04-M (Each) --- Extension Springs - 3.18x203.2x0.38 mm Music Wire - Steel Spring Regular price $12.68 AUD Regular price Sale price $12.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 5 Available Now
Extension Springs - 3.18x279.4x0.41 mm Music Wire - Steel Spring
OD (D0) 3.18 mm	Overall Length (L0) 279.4 mm	Wire Diameter (d) 0.41 mm		Spring Rate 0.02 N/mm	Initial Tension (IT) 0.0 N
Material: Steel
Part Number: ES-0318-2794-04-M (Each) 8 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $11.41 AUD Regular price Sale price $11.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 8 available can be backordered.
Extension Springs - 3.18x279.4x0.41 mm Music Wire - Steel Spring
OD (D0) 3.18 mm	Overall Length (L0) 279.4 mm	Wire Diameter (d) 0.41 mm
Material: Steel Spring Rate: 0.02 N/mm Initial Tension (IT): 0.0 N
Part Number: ES-0318-2794-04-M (Each) 8 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $11.41 AUD Regular price Sale price $11.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 8 Available Now. Backorder if more than 8.
ES-0318-2794-04-M (Each) --- Extension Springs - 3.18x279.4x0.41 mm Music Wire - Steel Spring ES-0318-2794-04-M (Each) --- Extension Springs - 3.18x279.4x0.41 mm Music Wire - Steel Spring Regular price $11.41 AUD Regular price Sale price $11.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 8 Available Now
Extension Springs - 3.2x107x0.4 mm Music Wire - Steel Spring
OD (D0) 3.20 mm	Overall Length (L0) 107.0 mm	Wire Diameter (d) 0.40 mm			Initial Tension (IT) 0.0 N
Material: Steel Body Length: 101.600 mm End Type: Closed - Full Loop
Part Number: ES-0318-1070-04-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 - 3.2x107x0.4 mm Music Wire - Steel Spring
OD (D0) 3.20 mm	Overall Length (L0) 107.0 mm	Wire Diameter (d) 0.40 mm
Material: Steel Initial Tension (IT): 0.0 N Body Length: 101.600 mm End Type: Closed - Full Loop
Part Number: ES-0318-1070-04-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-0318-1070-04-M (Each) --- Extension Springs - 3.2x107x0.4 mm Music Wire - Steel Spring Sale ES-0318-1070-04-M (Each) --- Extension Springs - 3.2x107x0.4 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 - 3.96x38.1x0.51 mm Stainless Steel - Steel - Zinc Spring
OD (D0) 3.96 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.51 mm		Spring Rate 0.25 N/mm	Initial Tension (IT) 0.3 N
Material: Steel - Zinc
Part Number: ES-0396-0381-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jun 29, 2026 Regular price $4.86 AUD Regular price ~~$5.84 AUD~~ Sale price $4.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.96x38.1x0.51 mm Stainless Steel - Steel - Zinc Spring
OD (D0) 3.96 mm	Overall Length (L0) 38.1 mm	Wire Diameter (d) 0.51 mm
Material: Steel - Zinc Spring Rate: 0.25 N/mm Initial Tension (IT): 0.3 N
Part Number: ES-0396-0381-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jun 29, 2026 Regular price $4.86 AUD Regular price ~~$5.84 AUD~~ Sale price $4.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0396-0381-05-M (Each) --- Extension Springs - 3.96x38.1x0.51 mm Stainless Steel - Steel - Zinc Spring Sale ES-0396-0381-05-M (Each) --- Extension Springs - 3.96x38.1x0.51 mm Stainless Steel - Steel - Zinc Spring Regular price $4.86 AUD Regular price ~~$5.84 AUD~~ Sale price $4.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Extension Springs - 3.96x152.4x0.51 mm Music Wire - Steel Spring
OD (D0) 3.96 mm	Overall Length (L0) 152.4 mm	Wire Diameter (d) 0.51 mm		Spring Rate 0.06 N/mm	Initial Tension (IT) 0.1 N
Material: Steel
Part Number: ES-0396-1524-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jun 29, 2026 Regular price $16.14 AUD Regular price Sale price $16.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.96x152.4x0.51 mm Music Wire - Steel Spring
OD (D0) 3.96 mm	Overall Length (L0) 152.4 mm	Wire Diameter (d) 0.51 mm
Material: Steel Spring Rate: 0.06 N/mm Initial Tension (IT): 0.1 N
Part Number: ES-0396-1524-05-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jun 29, 2026 Regular price $16.14 AUD Regular price Sale price $16.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0396-1524-05-M (Each) --- Extension Springs - 3.96x152.4x0.51 mm Music Wire - Steel Spring ES-0396-1524-05-M (Each) --- Extension Springs - 3.96x152.4x0.51 mm Music Wire - Steel Spring Regular price $16.14 AUD Regular price Sale price $16.14 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Extension Springs - 3.96x279.4x0.41 mm Music Wire - Steel Spring
OD (D0) 3.96 mm	Overall Length (L0) 279.4 mm	Wire Diameter (d) 0.41 mm		Spring Rate 0.01 N/mm	Initial Tension (IT) 0.0 N
Material: Steel
Part Number: ES-0396-2794-04-M (Each) 9 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $18.05 AUD Regular price Sale price $18.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 9 available can be backordered.
Extension Springs - 3.96x279.4x0.41 mm Music Wire - Steel Spring
OD (D0) 3.96 mm	Overall Length (L0) 279.4 mm	Wire Diameter (d) 0.41 mm
Material: Steel Spring Rate: 0.01 N/mm Initial Tension (IT): 0.0 N
Part Number: ES-0396-2794-04-M (Each) 9 Available Now \| Further orders can be expected around Mon, Jun 29, 2026 Regular price $18.05 AUD Regular price Sale price $18.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 9 Available Now. Backorder if more than 9.
ES-0396-2794-04-M (Each) --- Extension Springs - 3.96x279.4x0.41 mm Music Wire - Steel Spring ES-0396-2794-04-M (Each) --- Extension Springs - 3.96x279.4x0.41 mm Music Wire - Steel Spring Regular price $18.05 AUD Regular price Sale price $18.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 9 Available Now
Extension Springs - 3.96x279.4x0.61 mm Music Wire - Steel Spring
OD (D0) 3.96 mm	Overall Length (L0) 279.4 mm	Wire Diameter (d) 0.61 mm		Spring Rate 0.08 N/mm	Initial Tension (IT) 0.1 N
Material: Steel
Part Number: ES-0396-2794-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jun 29, 2026 Regular price $5.95 AUD Regular price ~~$11.21 AUD~~ Sale price $5.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Extension Springs - 3.96x279.4x0.61 mm Music Wire - Steel Spring
OD (D0) 3.96 mm	Overall Length (L0) 279.4 mm	Wire Diameter (d) 0.61 mm
Material: Steel Spring Rate: 0.08 N/mm Initial Tension (IT): 0.1 N
Part Number: ES-0396-2794-06-M (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Jun 29, 2026 Regular price $5.95 AUD Regular price ~~$11.21 AUD~~ Sale price $5.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ES-0396-2794-06-M (Each) --- Extension Springs - 3.96x279.4x0.61 mm Music Wire - Steel Spring Sale ES-0396-2794-06-M (Each) --- Extension Springs - 3.96x279.4x0.61 mm Music Wire - Steel Spring Regular price $5.95 AUD Regular price ~~$11.21 AUD~~ Sale price $5.95 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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