Collection: Springs - Extension

1098 Products in this selection
This is a combined category of Extension Springs.
Use the filters in the table below, or the category tree above to refine the selection. To order any item, simply click the part number for a full product page, then add to your cart.
Springs - Extension
Additional resources:
Spings Catalogue PDF
Spring Anchors
A more concise listing may be found on the Smallparts store at Springs - Extension. Smallparts promote the most popular MBA products.
OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Spring Rate Initial Tension (IT) Indicative
Image
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
127.0
mm

(5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
200.660
mm
Spring Rate
3.591
N/mm
Initial Tension (IT)
35.4
N
1142864 | ES-3175-1270-36-M --- Extension Springs - 31.75x127x3.56 mm - Steel
Material: Steel    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1270-36-M Extension Springs - 31.75x127x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $103.86 AUD
Regular price Sale price $103.86 AUD
Each
OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Indicative
Image
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
127.0
mm

(5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
200.660
mm
1142864 | ES-3175-1270-36-M --- Extension Springs - 31.75x127x3.56 mm - Steel
Material: Steel    Spring Rate: 3.591 N/mm    Initial Tension (IT): 35.4 N    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1270-36-M Extension Springs - 31.75x127x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $103.86 AUD
Regular price Sale price $103.86 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
139.7
mm

(5.5 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
394.210
mm
Spring Rate
0.475
N/mm
Initial Tension (IT)
10.4
N
1142869 | ES-3175-1397-25-M --- Extension Springs - 31.75x139.7x2.49 mm - Steel
Material: Steel    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1397-25-M Extension Springs - 31.75x139.7x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $64.50 AUD
Regular price Sale price $64.50 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
139.7
mm

(5.5 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
394.210
mm
1142869 | ES-3175-1397-25-M --- Extension Springs - 31.75x139.7x2.49 mm - Steel
Material: Steel    Spring Rate: 0.475 N/mm    Initial Tension (IT): 10.4 N    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1397-25-M Extension Springs - 31.75x139.7x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $64.50 AUD
Regular price Sale price $64.50 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
139.7
mm

(5.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
301.240
mm
Spring Rate
1.646
N/mm
Initial Tension (IT)
17.6
N
1142870 | ES-3175-1397-31-M --- Extension Springs - 31.75x139.7x3.15 mm - Steel
Material: Steel    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1397-31-M Extension Springs - 31.75x139.7x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $88.41 AUD
Regular price Sale price $88.41 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
139.7
mm

(5.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
301.240
mm
1142870 | ES-3175-1397-31-M --- Extension Springs - 31.75x139.7x3.15 mm - Steel
Material: Steel    Spring Rate: 1.646 N/mm    Initial Tension (IT): 17.6 N    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1397-31-M Extension Springs - 31.75x139.7x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $88.41 AUD
Regular price Sale price $88.41 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
139.7
mm

(5.5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
226.820
mm
Spring Rate
3.015
N/mm
Initial Tension (IT)
35.4
N
1142871 | ES-3175-1397-36-M --- Extension Springs - 31.75x139.7x3.56 mm - Steel
Material: Steel    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1397-36-M Extension Springs - 31.75x139.7x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $111.50 AUD
Regular price Sale price $111.50 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
139.7
mm

(5.5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
226.820
mm
1142871 | ES-3175-1397-36-M --- Extension Springs - 31.75x139.7x3.56 mm - Steel
Material: Steel    Spring Rate: 3.015 N/mm    Initial Tension (IT): 35.4 N    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1397-36-M Extension Springs - 31.75x139.7x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $111.50 AUD
Regular price Sale price $111.50 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
152.4
mm

(6 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
448.310
mm
Spring Rate
0.403
N/mm
Initial Tension (IT)
10.4
N
1142874 | ES-3175-1524-25-M --- Extension Springs - 31.75x152.4x2.49 mm - Steel
Material: Steel    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1524-25-M Extension Springs - 31.75x152.4x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $68.41 AUD
Regular price Sale price $68.41 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
152.4
mm

(6 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
448.310
mm
1142874 | ES-3175-1524-25-M --- Extension Springs - 31.75x152.4x2.49 mm - Steel
Material: Steel    Spring Rate: 0.403 N/mm    Initial Tension (IT): 10.4 N    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1524-25-M Extension Springs - 31.75x152.4x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $68.41 AUD
Regular price Sale price $68.41 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
152.4
mm

(6 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
339.850
mm
Spring Rate
1.030
N/mm
Initial Tension (IT)
17.6
N
1142875 | ES-3175-1524-31-M --- Extension Springs - 31.75x152.4x3.15 mm - Steel
Material: Steel    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1524-31-M Extension Springs - 31.75x152.4x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $94.50 AUD
Regular price Sale price $94.50 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
152.4
mm

(6 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
339.850
mm
1142875 | ES-3175-1524-31-M --- Extension Springs - 31.75x152.4x3.15 mm - Steel
Material: Steel    Spring Rate: 1.030 N/mm    Initial Tension (IT): 17.6 N    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1524-31-M Extension Springs - 31.75x152.4x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $94.50 AUD
Regular price Sale price $94.50 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
152.4
mm

(6 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
252.980
mm
Spring Rate
2.630
N/mm
Initial Tension (IT)
35.4
N
1142876 | ES-3175-1524-36-M --- Extension Springs - 31.75x152.4x3.56 mm - Steel
Material: Steel    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1524-36-M Extension Springs - 31.75x152.4x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $120.77 AUD
Regular price Sale price $120.77 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
152.4
mm

(6 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
252.980
mm
1142876 | ES-3175-1524-36-M --- Extension Springs - 31.75x152.4x3.56 mm - Steel
Material: Steel    Spring Rate: 2.630 N/mm    Initial Tension (IT): 35.4 N    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1524-36-M Extension Springs - 31.75x152.4x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $120.77 AUD
Regular price Sale price $120.77 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
165.1
mm

(6.5 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
502.410
mm
Spring Rate
0.350
N/mm
Initial Tension (IT)
10.4
N
1142880 | ES-3175-1651-25-M --- Extension Springs - 31.75x165.1x2.49 mm - Steel
Material: Steel    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1651-25-M Extension Springs - 31.75x165.1x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $72.59 AUD
Regular price Sale price $72.59 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
165.1
mm

(6.5 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
502.410
mm
1142880 | ES-3175-1651-25-M --- Extension Springs - 31.75x165.1x2.49 mm - Steel
Material: Steel    Spring Rate: 0.350 N/mm    Initial Tension (IT): 10.4 N    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1651-25-M Extension Springs - 31.75x165.1x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $72.59 AUD
Regular price Sale price $72.59 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
165.1
mm

(6.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
378.210
mm
Spring Rate
1.243
N/mm
Initial Tension (IT)
17.6
N
1142881 | ES-3175-1651-31-M --- Extension Springs - 31.75x165.1x3.15 mm - Steel
Material: Steel    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1651-31-M Extension Springs - 31.75x165.1x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $100.59 AUD
Regular price Sale price $100.59 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
165.1
mm

(6.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
378.210
mm
1142881 | ES-3175-1651-31-M --- Extension Springs - 31.75x165.1x3.15 mm - Steel
Material: Steel    Spring Rate: 1.243 N/mm    Initial Tension (IT): 17.6 N    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1651-31-M Extension Springs - 31.75x165.1x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $100.59 AUD
Regular price Sale price $100.59 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
165.1
mm

(6.5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
279.150
mm
Spring Rate
2.330
N/mm
Initial Tension (IT)
35.4
N
1142882 | ES-3175-1651-36-M --- Extension Springs - 31.75x165.1x3.56 mm - Steel
Material: Steel    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1651-36-M Extension Springs - 31.75x165.1x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $127.68 AUD
Regular price Sale price $127.68 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
165.1
mm

(6.5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
279.150
mm
1142882 | ES-3175-1651-36-M --- Extension Springs - 31.75x165.1x3.56 mm - Steel
Material: Steel    Spring Rate: 2.330 N/mm    Initial Tension (IT): 35.4 N    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1651-36-M Extension Springs - 31.75x165.1x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $127.68 AUD
Regular price Sale price $127.68 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
177.8
mm

(7 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
556.510
mm
Spring Rate
0.315
N/mm
Initial Tension (IT)
10.4
N
1142886 | ES-3175-1778-25-M --- Extension Springs - 31.75x177.8x2.49 mm - Steel
Material: Steel    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1778-25-M Extension Springs - 31.75x177.8x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $76.86 AUD
Regular price Sale price $76.86 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
177.8
mm

(7 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
556.510
mm
1142886 | ES-3175-1778-25-M --- Extension Springs - 31.75x177.8x2.49 mm - Steel
Material: Steel    Spring Rate: 0.315 N/mm    Initial Tension (IT): 10.4 N    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1778-25-M Extension Springs - 31.75x177.8x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $76.86 AUD
Regular price Sale price $76.86 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
177.8
mm

(7 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
416.560
mm
Spring Rate
1.121
N/mm
Initial Tension (IT)
17.6
N
1142887 | ES-3175-1778-31-M --- Extension Springs - 31.75x177.8x3.15 mm - Steel
Material: Steel    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1778-31-M Extension Springs - 31.75x177.8x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $108.05 AUD
Regular price Sale price $108.05 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
177.8
mm

(7 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
416.560
mm
1142887 | ES-3175-1778-31-M --- Extension Springs - 31.75x177.8x3.15 mm - Steel
Material: Steel    Spring Rate: 1.121 N/mm    Initial Tension (IT): 17.6 N    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1778-31-M Extension Springs - 31.75x177.8x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $108.05 AUD
Regular price Sale price $108.05 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
177.8
mm

(7 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
305.050
mm
Spring Rate
2.067
N/mm
Initial Tension (IT)
35.4
N
1142888 | ES-3175-1778-36-M --- Extension Springs - 31.75x177.8x3.56 mm - Steel
Material: Steel    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1778-36-M Extension Springs - 31.75x177.8x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $134.32 AUD
Regular price Sale price $134.32 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
177.8
mm

(7 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
305.050
mm
1142888 | ES-3175-1778-36-M --- Extension Springs - 31.75x177.8x3.56 mm - Steel
Material: Steel    Spring Rate: 2.067 N/mm    Initial Tension (IT): 35.4 N    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1778-36-M Extension Springs - 31.75x177.8x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $134.32 AUD
Regular price Sale price $134.32 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
184.2
mm

(7.252 in.)
Wire Diameter (d)
5.33
mm

(0.21 in.)
Spring Rate
15.32
N/mm
Initial Tension (IT)
15.3
N
1142890 | ES-3175-1842-53-M --- Extension Springs - 31.75x184.2x5.33 mm - Steel
Material: Steel   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1842-53-M Extension Springs - 31.75x184.2x5.33 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
Regular price $147.23 AUD
Regular price Sale price $147.23 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
184.2
mm

(7.252 in.)
Wire Diameter (d)
5.33
mm

(0.21 in.)
1142890 | ES-3175-1842-53-M --- Extension Springs - 31.75x184.2x5.33 mm - Steel
Material: Steel    Spring Rate: 15.32 N/mm    Initial Tension (IT): 15.3 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1842-53-M Extension Springs - 31.75x184.2x5.33 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
Regular price $147.23 AUD
Regular price Sale price $147.23 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
190.5
mm

(7.5 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
610.620
mm
Spring Rate
0.280
N/mm
Initial Tension (IT)
10.4
N
1142891 | ES-3175-1905-25-M --- Extension Springs - 31.75x190.5x2.49 mm - Steel
Material: Steel    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1905-25-M Extension Springs - 31.75x190.5x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $81.23 AUD
Regular price Sale price $81.23 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
190.5
mm

(7.5 in.)
Wire Diameter (d)
2.49
mm

(0.098 in.)
Max. Extension (L1)
610.620
mm
1142891 | ES-3175-1905-25-M --- Extension Springs - 31.75x190.5x2.49 mm - Steel
Material: Steel    Spring Rate: 0.280 N/mm    Initial Tension (IT): 10.4 N    Load at L1: 147.780 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1905-25-M Extension Springs - 31.75x190.5x2.49 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $81.23 AUD
Regular price Sale price $81.23 AUD
Each
View the product page first if you are unsure.
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
190.5
mm

(7.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
455.170
mm
Spring Rate
0.948
N/mm
Initial Tension (IT)
17.6
N
1142892 | ES-3175-1905-31-M --- Extension Springs - 31.75x190.5x3.15 mm - Steel
Material: Steel    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1905-31-M Extension Springs - 31.75x190.5x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $114.77 AUD
Regular price Sale price $114.77 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
190.5
mm

(7.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
455.170
mm
1142892 | ES-3175-1905-31-M --- Extension Springs - 31.75x190.5x3.15 mm - Steel
Material: Steel    Spring Rate: 0.948 N/mm    Initial Tension (IT): 17.6 N    Load at L1: 283.910 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1905-31-M Extension Springs - 31.75x190.5x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $114.77 AUD
Regular price Sale price $114.77 AUD
Each
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OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
190.5
mm

(7.5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
331.220
mm
Spring Rate
1.874
N/mm
Initial Tension (IT)
35.4
N
1142893 | ES-3175-1905-36-M --- Extension Springs - 31.75x190.5x3.56 mm - Steel
Material: Steel    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1905-36-M Extension Springs - 31.75x190.5x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $142.14 AUD
Regular price Sale price $142.14 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
190.5
mm

(7.5 in.)
Wire Diameter (d)
3.56
mm

(0.14 in.)
Max. Extension (L1)
331.220
mm
1142893 | ES-3175-1905-36-M --- Extension Springs - 31.75x190.5x3.56 mm - Steel
Material: Steel    Spring Rate: 1.874 N/mm    Initial Tension (IT): 35.4 N    Load at L1: 300.460 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3175-1905-36-M Extension Springs - 31.75x190.5x3.56 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $142.14 AUD
Regular price Sale price $142.14 AUD
Each
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OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
914.0
mm

(35.984 in.)
Wire Diameter (d)
3.05
mm

(0.12 in.)
Spring Rate
4.37
N/mm
Initial Tension (IT)
4.4
N
1142937 | ES-3175-9140-30-S2 --- Extension Springs - 31.75x914x3.05 mm - Steel - None
Material: Steel - None   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-9140-30-S2 Extension Springs - 31.75x914x3.05 mm - Steel - None
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
Regular price $238.32 AUD
Regular price Sale price $238.32 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
914.0
mm

(35.984 in.)
Wire Diameter (d)
3.05
mm

(0.12 in.)
1142937 | ES-3175-9140-30-S2 --- Extension Springs - 31.75x914x3.05 mm - Steel - None
Material: Steel - None    Spring Rate: 4.37 N/mm    Initial Tension (IT): 4.4 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-9140-30-S2 Extension Springs - 31.75x914x3.05 mm - Steel - None
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
Regular price $238.32 AUD
Regular price Sale price $238.32 AUD
Each
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OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
914.0
mm

(35.984 in.)
Wire Diameter (d)
3.76
mm

(0.148 in.)
Spring Rate
13.87
N/mm
Initial Tension (IT)
13.9
N
1142940 | ES-3175-9140-38-S2 --- Extension Springs - 31.75x914x3.76 mm - Steel - None
Material: Steel - None   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-9140-38-S2 Extension Springs - 31.75x914x3.76 mm - Steel - None
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
Regular price $276.23 AUD
Regular price Sale price $276.23 AUD
Each
OD (D0)
31.75
mm

(1.25 in.)
Overall Length (L0)
914.0
mm

(35.984 in.)
Wire Diameter (d)
3.76
mm

(0.148 in.)
1142940 | ES-3175-9140-38-S2 --- Extension Springs - 31.75x914x3.76 mm - Steel - None
Material: Steel - None    Spring Rate: 13.87 N/mm    Initial Tension (IT): 13.9 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-9140-38-S2 Extension Springs - 31.75x914x3.76 mm - Steel - None
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
Regular price $276.23 AUD
Regular price Sale price $276.23 AUD
Each
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OD (D0)
31.80
mm

(1.252 in.)
Overall Length (L0)
360.3
mm

(14.185 in.)
Wire Diameter (d)
4.00
mm

(0.157 in.)
Initial Tension (IT)
1.6
N
1143014 | ES-3175-3603-40-M --- Extension Springs - 31.8x360.3x4 mm - Music Wire
Material: Music Wire   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-3603-40-M Extension Springs - 31.8x360.3x4 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $202.05 AUD
Regular price Sale price $202.05 AUD
Each
OD (D0)
31.80
mm

(1.252 in.)
Overall Length (L0)
360.3
mm

(14.185 in.)
Wire Diameter (d)
4.00
mm

(0.157 in.)
1143014 | ES-3175-3603-40-M --- Extension Springs - 31.8x360.3x4 mm - Music Wire
Material: Music Wire    Initial Tension (IT): 1.6 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-3603-40-M Extension Springs - 31.8x360.3x4 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $202.05 AUD
Regular price Sale price $202.05 AUD
Each
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OD (D0)
31.80
mm

(1.252 in.)
Overall Length (L0)
410.1
mm

(16.146 in.)
Wire Diameter (d)
4.50
mm

(0.177 in.)
Initial Tension (IT)
2.6
N
1143015 | ES-3175-4101-45-M --- Extension Springs - 31.8x410.1x4.5 mm - Music Wire
Material: Music Wire   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-4101-45-M Extension Springs - 31.8x410.1x4.5 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $253.77 AUD
Regular price Sale price $253.77 AUD
Each
OD (D0)
31.80
mm

(1.252 in.)
Overall Length (L0)
410.1
mm

(16.146 in.)
Wire Diameter (d)
4.50
mm

(0.177 in.)
1143015 | ES-3175-4101-45-M --- Extension Springs - 31.8x410.1x4.5 mm - Music Wire
Material: Music Wire    Initial Tension (IT): 2.6 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3175-4101-45-M Extension Springs - 31.8x410.1x4.5 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $253.77 AUD
Regular price Sale price $253.77 AUD
Each
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OD (D0)
33.30
mm

(1.311 in.)
Overall Length (L0)
186.5
mm

(7.343 in.)
Wire Diameter (d)
3.60
mm

(0.142 in.)
Initial Tension (IT)
1.7
N
1144621 | ES-3334-1865-36-M --- Extension Springs - 33.3x186.5x3.6 mm - Music Wire
Material: Music Wire   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3334-1865-36-M Extension Springs - 33.3x186.5x3.6 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $98.68 AUD
Regular price Sale price $98.68 AUD
Each
OD (D0)
33.30
mm

(1.311 in.)
Overall Length (L0)
186.5
mm

(7.343 in.)
Wire Diameter (d)
3.60
mm

(0.142 in.)
1144621 | ES-3334-1865-36-M --- Extension Springs - 33.3x186.5x3.6 mm - Music Wire
Material: Music Wire    Initial Tension (IT): 1.7 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3334-1865-36-M Extension Springs - 33.3x186.5x3.6 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $98.68 AUD
Regular price Sale price $98.68 AUD
Each
View the product page first if you are unsure.
OD (D0)
34.90
mm

(1.374 in.)
Overall Length (L0)
417.4
mm

(16.433 in.)
Wire Diameter (d)
4.00
mm

(0.157 in.)
Initial Tension (IT)
1.0
N
1145335 | ES-3493-4174-40-M --- Extension Springs - 34.9x417.4x4 mm - Music Wire
Material: Music Wire   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3493-4174-40-M Extension Springs - 34.9x417.4x4 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $241.86 AUD
Regular price Sale price $241.86 AUD
Each
OD (D0)
34.90
mm

(1.374 in.)
Overall Length (L0)
417.4
mm

(16.433 in.)
Wire Diameter (d)
4.00
mm

(0.157 in.)
1145335 | ES-3493-4174-40-M --- Extension Springs - 34.9x417.4x4 mm - Music Wire
Material: Music Wire    Initial Tension (IT): 1.0 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-3493-4174-40-M Extension Springs - 34.9x417.4x4 mm - Music Wire
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $241.86 AUD
Regular price Sale price $241.86 AUD
Each
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OD (D0)
38.10
mm

(1.5 in.)
Overall Length (L0)
114.3
mm

(4.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
218.190
mm
Spring Rate
1.821
N/mm
Initial Tension (IT)
18.7
N
1150319 | ES-3810-1143-31-M --- Extension Springs - 38.1x114.3x3.15 mm - Steel
Material: Steel    Load at L1: 207.470 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3810-1143-31-M Extension Springs - 38.1x114.3x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $85.41 AUD
Regular price Sale price $85.41 AUD
Each
OD (D0)
38.10
mm

(1.5 in.)
Overall Length (L0)
114.3
mm

(4.5 in.)
Wire Diameter (d)
3.15
mm

(0.124 in.)
Max. Extension (L1)
218.190
mm
1150319 | ES-3810-1143-31-M --- Extension Springs - 38.1x114.3x3.15 mm - Steel
Material: Steel    Spring Rate: 1.821 N/mm    Initial Tension (IT): 18.7 N    Load at L1: 207.470 N   
Category: Springs - Extension - Music Wire
Part Number: ES-3810-1143-31-M Extension Springs - 38.1x114.3x3.15 mm - Steel
Out of Stock | Backorder Now | Orders can be expected around Mon, Jul 07, 2025
Regular price $85.41 AUD
Regular price Sale price $85.41 AUD
Each
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