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Collection: Springs - Extension - Stainless Steel

Springs (With Images)

Extension

Music Wire
Stainless Steel

454 Products in this selection

Includes long lengths up to 1 metre
Zinc Plated Spring Steel not recommended for applications exceeding 121 ^oC (250 Deg F).
302 Stainless springs not recommended for applications exceeding 260 ^oC (500 Deg F).
302 stainless steel is slightly magnetic.

Additional resources:
Spings Catalogue PDF
Spring Anchors

OD (D0)	Approx. Overall Length (L0)	Wire Diameter (d)	Max. Extension (L1)	Spring Rate	Initial Tension (IT)	Indicative Image
38.10 mm	139.7 mm	3.15 mm	307.340 mm	1.121 N/mm	18.7 N
Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1397-31-M Extension Springs - 38.1 mm x 139.7 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $52.41 AUD Regular price Sale price $52.41 AUD Unit price per Each
OD (D0)	Approx. Overall Length (L0)	Wire Diameter (d)	Max. Extension (L1)	Indicative Image
38.10 mm	139.7 mm	3.15 mm	307.340 mm
Material: Steel Spring Rate: 1.121 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1397-31-M Extension Springs - 38.1 mm x 139.7 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $52.41 AUD Regular price Sale price $52.41 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1397-31-M --- Extension Springs - 38.1 mm x 139.7 mm x 3.15 mm Steel ES-3810-1397-31-M --- Extension Springs - 38.1 mm x 139.7 mm x 3.15 mm Steel Regular price $52.41 AUD Regular price Sale price $52.41 AUD Unit price per Out of stock! Backorder Now
38.10 mm	139.7 mm	4.01 mm	252.480 mm	3.784 N/mm	29.8 N
Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1397-40-M Extension Springs - 38.1 mm x 139.7 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $77.14 AUD Regular price Sale price $77.14 AUD Unit price per Each
38.10 mm	139.7 mm	4.01 mm	252.480 mm
Material: Steel Spring Rate: 3.784 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1397-40-M Extension Springs - 38.1 mm x 139.7 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $77.14 AUD Regular price Sale price $77.14 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1397-40-M --- Extension Springs - 38.1 mm x 139.7 mm x 4.01 mm Steel ES-3810-1397-40-M --- Extension Springs - 38.1 mm x 139.7 mm x 4.01 mm Steel Regular price $77.14 AUD Regular price Sale price $77.14 AUD Unit price per Out of stock! Backorder Now
38.10 mm	139.7 mm	4.50 mm	212.850 mm	6.740 N/mm	48.8 N
Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1397-45-M Extension Springs - 38.1 mm x 139.7 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $90.95 AUD Regular price Sale price $90.95 AUD Unit price per Each
38.10 mm	139.7 mm	4.50 mm	212.850 mm
Material: Steel Spring Rate: 6.740 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1397-45-M Extension Springs - 38.1 mm x 139.7 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $90.95 AUD Regular price Sale price $90.95 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1397-45-M --- Extension Springs - 38.1 mm x 139.7 mm x 4.5 mm Steel ES-3810-1397-45-M --- Extension Springs - 38.1 mm x 139.7 mm x 4.5 mm Steel Regular price $90.95 AUD Regular price Sale price $90.95 AUD Unit price per Out of stock! Backorder Now
38.10 mm	152.4 mm	3.15 mm	352.040 mm	0.946 N/mm	18.7 N
Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1524-31-M Extension Springs - 38.1 mm x 152.4 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $56.41 AUD Regular price Sale price $56.41 AUD Unit price per Each
38.10 mm	152.4 mm	3.15 mm	352.040 mm
Material: Steel Spring Rate: 0.946 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1524-31-M Extension Springs - 38.1 mm x 152.4 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $56.41 AUD Regular price Sale price $56.41 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1524-31-M --- Extension Springs - 38.1 mm x 152.4 mm x 3.15 mm Steel ES-3810-1524-31-M --- Extension Springs - 38.1 mm x 152.4 mm x 3.15 mm Steel Regular price $56.41 AUD Regular price Sale price $56.41 AUD Unit price per Out of stock! Backorder Now
38.10 mm	152.4 mm	4.01 mm	286.000 mm	3.188 N/mm	29.8 N
Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1524-40-M Extension Springs - 38.1 mm x 152.4 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $82.23 AUD Regular price Sale price $82.23 AUD Unit price per Each
38.10 mm	152.4 mm	4.01 mm	286.000 mm
Material: Steel Spring Rate: 3.188 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1524-40-M Extension Springs - 38.1 mm x 152.4 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $82.23 AUD Regular price Sale price $82.23 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1524-40-M --- Extension Springs - 38.1 mm x 152.4 mm x 4.01 mm Steel ES-3810-1524-40-M --- Extension Springs - 38.1 mm x 152.4 mm x 4.01 mm Steel Regular price $82.23 AUD Regular price Sale price $82.23 AUD Unit price per Out of stock! Backorder Now
38.10 mm	152.4 mm	4.50 mm	238.760 mm	5.730 N/mm	48.8 N
Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1524-45-M Extension Springs - 38.1 mm x 152.4 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $78.50 AUD Regular price Sale price $78.50 AUD Unit price per Each
38.10 mm	152.4 mm	4.50 mm	238.760 mm
Material: Steel Spring Rate: 5.730 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1524-45-M Extension Springs - 38.1 mm x 152.4 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $78.50 AUD Regular price Sale price $78.50 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1524-45-M --- Extension Springs - 38.1 mm x 152.4 mm x 4.5 mm Steel ES-3810-1524-45-M --- Extension Springs - 38.1 mm x 152.4 mm x 4.5 mm Steel Regular price $78.50 AUD Regular price Sale price $78.50 AUD Unit price per Out of stock! Backorder Now
38.10 mm	165.1 mm	3.15 mm	396.750 mm	0.823 N/mm	18.7 N
Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1651-31-M Extension Springs - 38.1 mm x 165.1 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $59.95 AUD Regular price Sale price $59.95 AUD Unit price per Each
38.10 mm	165.1 mm	3.15 mm	396.750 mm
Material: Steel Spring Rate: 0.823 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1651-31-M Extension Springs - 38.1 mm x 165.1 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $59.95 AUD Regular price Sale price $59.95 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1651-31-M --- Extension Springs - 38.1 mm x 165.1 mm x 3.15 mm Steel ES-3810-1651-31-M --- Extension Springs - 38.1 mm x 165.1 mm x 3.15 mm Steel Regular price $59.95 AUD Regular price Sale price $59.95 AUD Unit price per Out of stock! Backorder Now
38.10 mm	165.1 mm	4.01 mm	319.530 mm	2.768 N/mm	29.8 N
Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1651-40-M Extension Springs - 38.1 mm x 165.1 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $87.50 AUD Regular price Sale price $87.50 AUD Unit price per Each
38.10 mm	165.1 mm	4.01 mm	319.530 mm
Material: Steel Spring Rate: 2.768 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1651-40-M Extension Springs - 38.1 mm x 165.1 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $87.50 AUD Regular price Sale price $87.50 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1651-40-M --- Extension Springs - 38.1 mm x 165.1 mm x 4.01 mm Steel ES-3810-1651-40-M --- Extension Springs - 38.1 mm x 165.1 mm x 4.01 mm Steel Regular price $87.50 AUD Regular price Sale price $87.50 AUD Unit price per Out of stock! Backorder Now
38.10 mm	165.1 mm	4.50 mm	264.410 mm	4.970 N/mm	48.8 N
Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1651-45-M Extension Springs - 38.1 mm x 165.1 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $83.50 AUD Regular price Sale price $83.50 AUD Unit price per Each
38.10 mm	165.1 mm	4.50 mm	264.410 mm
Material: Steel Spring Rate: 4.970 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1651-45-M Extension Springs - 38.1 mm x 165.1 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $83.50 AUD Regular price Sale price $83.50 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1651-45-M --- Extension Springs - 38.1 mm x 165.1 mm x 4.5 mm Steel ES-3810-1651-45-M --- Extension Springs - 38.1 mm x 165.1 mm x 4.5 mm Steel Regular price $83.50 AUD Regular price Sale price $83.50 AUD Unit price per Out of stock! Backorder Now
38.10 mm	177.8 mm	3.15 mm	441.200 mm	0.718 N/mm	18.7 N
Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1778-31-M Extension Springs - 38.1 mm x 177.8 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $64.14 AUD Regular price Sale price $64.14 AUD Unit price per Each
38.10 mm	177.8 mm	3.15 mm	441.200 mm
Material: Steel Spring Rate: 0.718 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1778-31-M Extension Springs - 38.1 mm x 177.8 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $64.14 AUD Regular price Sale price $64.14 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1778-31-M --- Extension Springs - 38.1 mm x 177.8 mm x 3.15 mm Steel ES-3810-1778-31-M --- Extension Springs - 38.1 mm x 177.8 mm x 3.15 mm Steel Regular price $64.14 AUD Regular price Sale price $64.14 AUD Unit price per Out of stock! Backorder Now
38.10 mm	177.8 mm	4.01 mm	353.160 mm	2.417 N/mm	29.8 N
Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1778-40-M Extension Springs - 38.1 mm x 177.8 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $92.68 AUD Regular price Sale price $92.68 AUD Unit price per Each
38.10 mm	177.8 mm	4.01 mm	353.160 mm
Material: Steel Spring Rate: 2.417 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1778-40-M Extension Springs - 38.1 mm x 177.8 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $92.68 AUD Regular price Sale price $92.68 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1778-40-M --- Extension Springs - 38.1 mm x 177.8 mm x 4.01 mm Steel ES-3810-1778-40-M --- Extension Springs - 38.1 mm x 177.8 mm x 4.01 mm Steel Regular price $92.68 AUD Regular price Sale price $92.68 AUD Unit price per Out of stock! Backorder Now
38.10 mm	177.8 mm	4.50 mm	290.070 mm	4.400 N/mm	48.8 N
Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1778-45-M Extension Springs - 38.1 mm x 177.8 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $88.59 AUD Regular price Sale price $88.59 AUD Unit price per Each
38.10 mm	177.8 mm	4.50 mm	290.070 mm
Material: Steel Spring Rate: 4.400 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1778-45-M Extension Springs - 38.1 mm x 177.8 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $88.59 AUD Regular price Sale price $88.59 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1778-45-M --- Extension Springs - 38.1 mm x 177.8 mm x 4.5 mm Steel ES-3810-1778-45-M --- Extension Springs - 38.1 mm x 177.8 mm x 4.5 mm Steel Regular price $88.59 AUD Regular price Sale price $88.59 AUD Unit price per Out of stock! Backorder Now
38.10 mm	190.5 mm	3.15 mm	485.700 mm	0.631 N/mm	18.7 N
Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1905-31-M Extension Springs - 38.1 mm x 190.5 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $68.05 AUD Regular price Sale price $68.05 AUD Unit price per Each
38.10 mm	190.5 mm	3.15 mm	485.700 mm
Material: Steel Spring Rate: 0.631 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-1905-31-M Extension Springs - 38.1 mm x 190.5 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $68.05 AUD Regular price Sale price $68.05 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1905-31-M --- Extension Springs - 38.1 mm x 190.5 mm x 3.15 mm Steel ES-3810-1905-31-M --- Extension Springs - 38.1 mm x 190.5 mm x 3.15 mm Steel Regular price $68.05 AUD Regular price Sale price $68.05 AUD Unit price per Out of stock! Backorder Now
38.10 mm	190.5 mm	4.01 mm	386.590 mm	2.172 N/mm	29.8 N
Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1905-40-M Extension Springs - 38.1 mm x 190.5 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $79.59 AUD Regular price Sale price $79.59 AUD Unit price per Each
38.10 mm	190.5 mm	4.01 mm	386.590 mm
Material: Steel Spring Rate: 2.172 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-1905-40-M Extension Springs - 38.1 mm x 190.5 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $79.59 AUD Regular price Sale price $79.59 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1905-40-M --- Extension Springs - 38.1 mm x 190.5 mm x 4.01 mm Steel ES-3810-1905-40-M --- Extension Springs - 38.1 mm x 190.5 mm x 4.01 mm Steel Regular price $79.59 AUD Regular price Sale price $79.59 AUD Unit price per Out of stock! Backorder Now
38.10 mm	190.5 mm	4.50 mm	315.980 mm	3.940 N/mm	48.8 N
Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1905-45-M Extension Springs - 38.1 mm x 190.5 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $94.59 AUD Regular price Sale price $94.59 AUD Unit price per Each
38.10 mm	190.5 mm	4.50 mm	315.980 mm
Material: Steel Spring Rate: 3.940 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-1905-45-M Extension Springs - 38.1 mm x 190.5 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $94.59 AUD Regular price Sale price $94.59 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-1905-45-M --- Extension Springs - 38.1 mm x 190.5 mm x 4.5 mm Steel ES-3810-1905-45-M --- Extension Springs - 38.1 mm x 190.5 mm x 4.5 mm Steel Regular price $94.59 AUD Regular price Sale price $94.59 AUD Unit price per Out of stock! Backorder Now
38.10 mm	203.2 mm	3.15 mm	530.610 mm	0.578 N/mm	18.7 N
Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-2032-31-M Extension Springs - 38.1 mm x 203.2 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $73.68 AUD Regular price Sale price $73.68 AUD Unit price per Each
38.10 mm	203.2 mm	3.15 mm	530.610 mm
Material: Steel Spring Rate: 0.578 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop
Part Number: ES-3810-2032-31-M Extension Springs - 38.1 mm x 203.2 mm x 3.15 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $73.68 AUD Regular price Sale price $73.68 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-2032-31-M --- Extension Springs - 38.1 mm x 203.2 mm x 3.15 mm Steel ES-3810-2032-31-M --- Extension Springs - 38.1 mm x 203.2 mm x 3.15 mm Steel Regular price $73.68 AUD Regular price Sale price $73.68 AUD Unit price per Out of stock! Backorder Now
38.10 mm	203.2 mm	4.01 mm	420.120 mm	1.962 N/mm	29.8 N
Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-2032-40-M Extension Springs - 38.1 mm x 203.2 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $84.14 AUD Regular price Sale price $84.14 AUD Unit price per Each
38.10 mm	203.2 mm	4.01 mm	420.120 mm
Material: Steel Spring Rate: 1.962 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop
Part Number: ES-3810-2032-40-M Extension Springs - 38.1 mm x 203.2 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $84.14 AUD Regular price Sale price $84.14 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-2032-40-M --- Extension Springs - 38.1 mm x 203.2 mm x 4.01 mm Steel ES-3810-2032-40-M --- Extension Springs - 38.1 mm x 203.2 mm x 4.01 mm Steel Regular price $84.14 AUD Regular price Sale price $84.14 AUD Unit price per Out of stock! Backorder Now
38.10 mm	203.2 mm	4.50 mm	341.630 mm	3.560 N/mm	48.8 N
Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-2032-45-M Extension Springs - 38.1 mm x 203.2 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $99.86 AUD Regular price Sale price $99.86 AUD Unit price per Each
38.10 mm	203.2 mm	4.50 mm	341.630 mm
Material: Steel Spring Rate: 3.560 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop
Part Number: ES-3810-2032-45-M Extension Springs - 38.1 mm x 203.2 mm x 4.5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $99.86 AUD Regular price Sale price $99.86 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-2032-45-M --- Extension Springs - 38.1 mm x 203.2 mm x 4.5 mm Steel ES-3810-2032-45-M --- Extension Springs - 38.1 mm x 203.2 mm x 4.5 mm Steel Regular price $99.86 AUD Regular price Sale price $99.86 AUD Unit price per Out of stock! Backorder Now
38.10 mm	371.0 mm	5.00 mm			2.9 N
Material: Music Wire Body Length: 304.800 mm End Type: Closed - Full Loop
Part Number: ES-3810-3710-50-M Extension Springs - 38.1 mm x 371 mm x 5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $161.14 AUD Regular price Sale price $161.14 AUD Unit price per Each
38.10 mm	371.0 mm	5.00 mm
Material: Music Wire Initial Tension (IT): 2.9 N Body Length: 304.800 mm End Type: Closed - Full Loop
Part Number: ES-3810-3710-50-M Extension Springs - 38.1 mm x 371 mm x 5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $161.14 AUD Regular price Sale price $161.14 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-3710-50-M --- Extension Springs - 38.1 mm x 371 mm x 5 mm Music Wire ES-3810-3710-50-M --- Extension Springs - 38.1 mm x 371 mm x 5 mm Music Wire Regular price $161.14 AUD Regular price Sale price $161.14 AUD Unit price per Out of stock! Backorder Now
38.10 mm	914.0 mm	4.12 mm		12.05 N/mm	12.0 N
Material: Steel - None
Part Number: ES-3810-9140-41-S2 Extension Springs - 38.1 mm x 914 mm x 4.12 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $162.14 AUD Regular price Sale price $162.14 AUD Unit price per Each
38.10 mm	914.0 mm	4.12 mm
Material: Steel - None Spring Rate: 12.05 N/mm Initial Tension (IT): 12.0 N
Part Number: ES-3810-9140-41-S2 Extension Springs - 38.1 mm x 914 mm x 4.12 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $162.14 AUD Regular price Sale price $162.14 AUD Unit price per Each View the product page first if you are unsure.
ES-3810-9140-41-S2 --- Extension Springs - 38.1 mm x 914 mm x 4.12 mm Steel - None ES-3810-9140-41-S2 --- Extension Springs - 38.1 mm x 914 mm x 4.12 mm Steel - None Regular price $162.14 AUD Regular price Sale price $162.14 AUD Unit price per Out of stock! Backorder Now
44.45 mm	127.0 mm	4.01 mm	226.060 mm	3.696 N/mm	25.8 N
Material: Steel Load at L1: 392.040 N End Type: Closed - Full Loop
Part Number: ES-4445-1270-40-M Extension Springs - 44.45 mm x 127 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $79.95 AUD Regular price Sale price $79.95 AUD Unit price per Each
44.45 mm	127.0 mm	4.01 mm	226.060 mm
Material: Steel Spring Rate: 3.696 N/mm Initial Tension (IT): 25.8 N Load at L1: 392.040 N End Type: Closed - Full Loop
Part Number: ES-4445-1270-40-M Extension Springs - 44.45 mm x 127 mm x 4.01 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $79.95 AUD Regular price Sale price $79.95 AUD Unit price per Each View the product page first if you are unsure.
ES-4445-1270-40-M --- Extension Springs - 44.45 mm x 127 mm x 4.01 mm Steel ES-4445-1270-40-M --- Extension Springs - 44.45 mm x 127 mm x 4.01 mm Steel Regular price $79.95 AUD Regular price Sale price $79.95 AUD Unit price per Out of stock! Backorder Now
44.50 mm	434.5 mm	5.00 mm			1.5 N
Material: Music Wire Body Length: 355.600 mm End Type: Closed - Full Loop
Part Number: ES-4445-4345-50-M Extension Springs - 44.5 mm x 434.5 mm x 5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $189.50 AUD Regular price Sale price $189.50 AUD Unit price per Each
44.50 mm	434.5 mm	5.00 mm
Material: Music Wire Initial Tension (IT): 1.5 N Body Length: 355.600 mm End Type: Closed - Full Loop
Part Number: ES-4445-4345-50-M Extension Springs - 44.5 mm x 434.5 mm x 5 mm Out of Stock \| Backorder Now \| Orders can be expected around Fri, Apr 25, 2025 Regular price $189.50 AUD Regular price Sale price $189.50 AUD Unit price per Each View the product page first if you are unsure.
ES-4445-4345-50-M --- Extension Springs - 44.5 mm x 434.5 mm x 5 mm Music Wire ES-4445-4345-50-M --- Extension Springs - 44.5 mm x 434.5 mm x 5 mm Music Wire Regular price $189.50 AUD Regular price Sale price $189.50 AUD Unit price per Out of stock! Backorder Now