| OD (D0) | Approx. Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) | Spring Rate | Initial Tension (IT) |
Indicative Image |
|---|---|---|---|---|---|---|
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
299.8
mm (Equiv. 11.803 in.) |
Wire Diameter (d)
2.50
mm (Equiv. 0.098 in.) |
Initial Tension (IT)
0.3
N |
|
||
| Material: Music Wire Body Length: 254.000 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2540-2998-25-M
Extension Springs - 25.4x299.8x2.5 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$42.23 AUD
Regular price
Unit price
per
Each
|
||||||
| OD (D0) | Approx. Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) |
Indicative Image |
||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
299.8
mm (Equiv. 11.803 in.) |
Wire Diameter (d)
2.50
mm (Equiv. 0.098 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 0.3 N Body Length: 254.000 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2540-2998-25-M
Extension Springs - 25.4x299.8x2.5 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$42.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
349.3
mm (Equiv. 13.752 in.) |
Wire Diameter (d)
3.20
mm (Equiv. 0.126 in.) |
Initial Tension (IT)
0.9
N |
|
||
| Material: Music Wire Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2540-3493-32-M
Extension Springs - 25.4x349.3x3.2 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$67.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
349.3
mm (Equiv. 13.752 in.) |
Wire Diameter (d)
3.20
mm (Equiv. 0.126 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 0.9 N Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2540-3493-32-M
Extension Springs - 25.4x349.3x3.2 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$67.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
351.1
mm (Equiv. 13.823 in.) |
Wire Diameter (d)
2.20
mm (Equiv. 0.087 in.) |
Initial Tension (IT)
0.1
N |
|
||
| Material: Music Wire Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2540-3511-22-M
Extension Springs - 25.4x351.1x2.2 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$36.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
351.1
mm (Equiv. 13.823 in.) |
Wire Diameter (d)
2.20
mm (Equiv. 0.087 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 0.1 N Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2540-3511-22-M
Extension Springs - 25.4x351.1x2.2 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$36.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.05
mm (Equiv. 0.12 in.) |
Spring Rate
9.18
N/mm |
Initial Tension (IT)
9.2
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-2540-9140-30-S2
Extension Springs - 25.4x914x3.05 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$116.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.05
mm (Equiv. 0.12 in.) |
|
|||
| Material: Steel - None Spring Rate: 9.18 N/mm Initial Tension (IT): 9.2 N | ||||||
|
Part Number: ES-2540-9140-30-S2
Extension Springs - 25.4x914x3.05 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$116.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
2.34
mm (Equiv. 0.092 in.) |
Spring Rate
2.30
N/mm |
Initial Tension (IT)
2.3
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-2540-9140-23-S2
Extension Springs - 25.4x914x2.34 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$95.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
25.40
mm (Equiv. 1 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
2.34
mm (Equiv. 0.092 in.) |
|
|||
| Material: Steel - None Spring Rate: 2.30 N/mm Initial Tension (IT): 2.3 N | ||||||
|
Part Number: ES-2540-9140-23-S2
Extension Springs - 25.4x914x2.34 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$95.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
26.98
mm (Equiv. 1.062 in.) |
Approx. Overall Length (L0)
177.8
mm (Equiv. 7 in.) |
Wire Diameter (d)
2.67
mm (Equiv. 0.105 in.) |
Spring Rate
0.64
N/mm |
Initial Tension (IT)
0.6
N |
|
|
| Material: Hard Drawn - Zinc | ||||||
|
Part Number: ES-2698-1778-27-M
Extension Springs - 26.98x177.8x2.67 mm Stainless Steel - Hard Drawn - Zinc Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$28.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
26.98
mm (Equiv. 1.062 in.) |
Approx. Overall Length (L0)
177.8
mm (Equiv. 7 in.) |
Wire Diameter (d)
2.67
mm (Equiv. 0.105 in.) |
|
|||
| Material: Hard Drawn - Zinc Spring Rate: 0.64 N/mm Initial Tension (IT): 0.6 N | ||||||
|
Part Number: ES-2698-1778-27-M
Extension Springs - 26.98x177.8x2.67 mm Stainless Steel - Hard Drawn - Zinc Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$28.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
28.58
mm (Equiv. 1.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.43
mm (Equiv. 0.135 in.) |
Spring Rate
11.88
N/mm |
Initial Tension (IT)
11.9
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-2858-9140-34-S2
Extension Springs - 28.58x914x3.43 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$146.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
28.58
mm (Equiv. 1.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.43
mm (Equiv. 0.135 in.) |
|
|||
| Material: Steel - None Spring Rate: 11.88 N/mm Initial Tension (IT): 11.9 N | ||||||
|
Part Number: ES-2858-9140-34-S2
Extension Springs - 28.58x914x3.43 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$146.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
28.60
mm (Equiv. 1.126 in.) |
Approx. Overall Length (L0)
278.5
mm (Equiv. 10.965 in.) |
Wire Diameter (d)
3.60
mm (Equiv. 0.142 in.) |
Initial Tension (IT)
1.6
N |
|
||
| Material: Music Wire Body Length: 228.500 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2858-2785-36-M
Extension Springs - 28.6x278.5x3.6 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$75.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
28.60
mm (Equiv. 1.126 in.) |
Approx. Overall Length (L0)
278.5
mm (Equiv. 10.965 in.) |
Wire Diameter (d)
3.60
mm (Equiv. 0.142 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 1.6 N Body Length: 228.500 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2858-2785-36-M
Extension Springs - 28.6x278.5x3.6 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$75.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
28.60
mm (Equiv. 1.126 in.) |
Approx. Overall Length (L0)
353.9
mm (Equiv. 13.933 in.) |
Wire Diameter (d)
4.00
mm (Equiv. 0.157 in.) |
Initial Tension (IT)
2.3
N |
|
||
| Material: Music Wire Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2858-3539-40-M
Extension Springs - 28.6x353.9x4 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$111.68 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
28.60
mm (Equiv. 1.126 in.) |
Approx. Overall Length (L0)
353.9
mm (Equiv. 13.933 in.) |
Wire Diameter (d)
4.00
mm (Equiv. 0.157 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 2.3 N Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2858-3539-40-M
Extension Springs - 28.6x353.9x4 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$111.68 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
28.60
mm (Equiv. 1.126 in.) |
Approx. Overall Length (L0)
355.6
mm (Equiv. 14 in.) |
Wire Diameter (d)
3.20
mm (Equiv. 0.126 in.) |
Initial Tension (IT)
0.6
N |
|
||
| Material: Music Wire Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2858-3556-32-M
Extension Springs - 28.6x355.6x3.2 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$77.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
28.60
mm (Equiv. 1.126 in.) |
Approx. Overall Length (L0)
355.6
mm (Equiv. 14 in.) |
Wire Diameter (d)
3.20
mm (Equiv. 0.126 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 0.6 N Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-2858-3556-32-M
Extension Springs - 28.6x355.6x3.2 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$77.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
30.20
mm (Equiv. 1.189 in.) |
Approx. Overall Length (L0)
358.0
mm (Equiv. 14.094 in.) |
Wire Diameter (d)
3.60
mm (Equiv. 0.142 in.) |
Initial Tension (IT)
1.0
N |
|
||
| Material: Music Wire Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3016-3580-36-M
Extension Springs - 30.2x358x3.6 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$99.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
30.20
mm (Equiv. 1.189 in.) |
Approx. Overall Length (L0)
358.0
mm (Equiv. 14.094 in.) |
Wire Diameter (d)
3.60
mm (Equiv. 0.142 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 1.0 N Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3016-3580-36-M
Extension Springs - 30.2x358x3.6 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$99.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
31.75
mm (Equiv. 1.25 in.) |
Approx. Overall Length (L0)
139.7
mm (Equiv. 5.5 in.) |
Wire Diameter (d)
3.15
mm (Equiv. 0.124 in.) |
Max. Extension (L1)
301.240
mm |
Spring Rate
1.646
N/mm |
Initial Tension (IT)
17.6
N |
|
| Material: Steel Load at L1: 283.910 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3175-1397-31-M
Extension Springs - 31.75x139.7x3.15 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$42.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
31.75
mm (Equiv. 1.25 in.) |
Approx. Overall Length (L0)
139.7
mm (Equiv. 5.5 in.) |
Wire Diameter (d)
3.15
mm (Equiv. 0.124 in.) |
Max. Extension (L1)
301.240
mm |
|
||
| Material: Steel Spring Rate: 1.646 N/mm Initial Tension (IT): 17.6 N Load at L1: 283.910 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3175-1397-31-M
Extension Springs - 31.75x139.7x3.15 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$42.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
31.75
mm (Equiv. 1.25 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.05
mm (Equiv. 0.12 in.) |
Spring Rate
4.37
N/mm |
Initial Tension (IT)
4.4
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-3175-9140-30-S2
Extension Springs - 31.75x914x3.05 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$150.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
31.75
mm (Equiv. 1.25 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.05
mm (Equiv. 0.12 in.) |
|
|||
| Material: Steel - None Spring Rate: 4.37 N/mm Initial Tension (IT): 4.4 N | ||||||
|
Part Number: ES-3175-9140-30-S2
Extension Springs - 31.75x914x3.05 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$150.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
31.75
mm (Equiv. 1.25 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.76
mm (Equiv. 0.148 in.) |
Spring Rate
13.87
N/mm |
Initial Tension (IT)
13.9
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-3175-9140-38-S2
Extension Springs - 31.75x914x3.76 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$174.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
31.75
mm (Equiv. 1.25 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
3.76
mm (Equiv. 0.148 in.) |
|
|||
| Material: Steel - None Spring Rate: 13.87 N/mm Initial Tension (IT): 13.9 N | ||||||
|
Part Number: ES-3175-9140-38-S2
Extension Springs - 31.75x914x3.76 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$174.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
31.80
mm (Equiv. 1.252 in.) |
Approx. Overall Length (L0)
360.3
mm (Equiv. 14.185 in.) |
Wire Diameter (d)
4.00
mm (Equiv. 0.157 in.) |
Initial Tension (IT)
1.6
N |
|
||
| Material: Music Wire Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3175-3603-40-M
Extension Springs - 31.8x360.3x4 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$127.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
31.80
mm (Equiv. 1.252 in.) |
Approx. Overall Length (L0)
360.3
mm (Equiv. 14.185 in.) |
Wire Diameter (d)
4.00
mm (Equiv. 0.157 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 1.6 N Body Length: 304.800 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3175-3603-40-M
Extension Springs - 31.8x360.3x4 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$127.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
31.80
mm (Equiv. 1.252 in.) |
Approx. Overall Length (L0)
410.1
mm (Equiv. 16.146 in.) |
Wire Diameter (d)
4.50
mm (Equiv. 0.177 in.) |
Initial Tension (IT)
2.6
N |
|
||
| Material: Music Wire Body Length: 355.600 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3175-4101-45-M
Extension Springs - 31.8x410.1x4.5 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$160.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
31.80
mm (Equiv. 1.252 in.) |
Approx. Overall Length (L0)
410.1
mm (Equiv. 16.146 in.) |
Wire Diameter (d)
4.50
mm (Equiv. 0.177 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 2.6 N Body Length: 355.600 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3175-4101-45-M
Extension Springs - 31.8x410.1x4.5 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$160.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
33.30
mm (Equiv. 1.311 in.) |
Approx. Overall Length (L0)
186.5
mm (Equiv. 7.343 in.) |
Wire Diameter (d)
3.60
mm (Equiv. 0.142 in.) |
Initial Tension (IT)
1.7
N |
|
||
| Material: Music Wire Body Length: 127.000 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3334-1865-36-M
Extension Springs - 33.3x186.5x3.6 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$62.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
33.30
mm (Equiv. 1.311 in.) |
Approx. Overall Length (L0)
186.5
mm (Equiv. 7.343 in.) |
Wire Diameter (d)
3.60
mm (Equiv. 0.142 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 1.7 N Body Length: 127.000 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3334-1865-36-M
Extension Springs - 33.3x186.5x3.6 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$62.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
34.90
mm (Equiv. 1.374 in.) |
Approx. Overall Length (L0)
417.4
mm (Equiv. 16.433 in.) |
Wire Diameter (d)
4.00
mm (Equiv. 0.157 in.) |
Initial Tension (IT)
1.0
N |
|
||
| Material: Music Wire Body Length: 355.600 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3493-4174-40-M
Extension Springs - 34.9x417.4x4 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$152.68 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
34.90
mm (Equiv. 1.374 in.) |
Approx. Overall Length (L0)
417.4
mm (Equiv. 16.433 in.) |
Wire Diameter (d)
4.00
mm (Equiv. 0.157 in.) |
|
|||
| Material: Music Wire Initial Tension (IT): 1.0 N Body Length: 355.600 mm End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3493-4174-40-M
Extension Springs - 34.9x417.4x4 mm Stainless Steel - Music Wire Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$152.68 AUD
Regular price
Unit price
per
Each
|
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|
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|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
114.3
mm (Equiv. 4.5 in.) |
Wire Diameter (d)
4.01
mm (Equiv. 0.158 in.) |
Max. Extension (L1)
185.420
mm |
Spring Rate
6.009
N/mm |
Initial Tension (IT)
29.8
N |
|
| Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1143-40-M
Extension Springs - 38.1x114.3x4.01 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$60.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
114.3
mm (Equiv. 4.5 in.) |
Wire Diameter (d)
4.01
mm (Equiv. 0.158 in.) |
Max. Extension (L1)
185.420
mm |
|
||
| Material: Steel Spring Rate: 6.009 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1143-40-M
Extension Springs - 38.1x114.3x4.01 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$60.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
114.3
mm (Equiv. 4.5 in.) |
Wire Diameter (d)
3.15
mm (Equiv. 0.124 in.) |
Max. Extension (L1)
218.190
mm |
Spring Rate
1.821
N/mm |
Initial Tension (IT)
18.7
N |
|
| Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1143-31-M
Extension Springs - 38.1x114.3x3.15 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$40.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
114.3
mm (Equiv. 4.5 in.) |
Wire Diameter (d)
3.15
mm (Equiv. 0.124 in.) |
Max. Extension (L1)
218.190
mm |
|
||
| Material: Steel Spring Rate: 1.821 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1143-31-M
Extension Springs - 38.1x114.3x3.15 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$40.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
114.3
mm (Equiv. 4.5 in.) |
Wire Diameter (d)
4.50
mm (Equiv. 0.177 in.) |
Max. Extension (L1)
161.290
mm |
Spring Rate
10.490
N/mm |
Initial Tension (IT)
48.8
N |
|
| Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1143-45-M
Extension Springs - 38.1x114.3x4.5 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$70.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
114.3
mm (Equiv. 4.5 in.) |
Wire Diameter (d)
4.50
mm (Equiv. 0.177 in.) |
Max. Extension (L1)
161.290
mm |
|
||
| Material: Steel Spring Rate: 10.490 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1143-45-M
Extension Springs - 38.1x114.3x4.5 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$70.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
127.0
mm (Equiv. 5 in.) |
Wire Diameter (d)
3.15
mm (Equiv. 0.124 in.) |
Max. Extension (L1)
262.640
mm |
Spring Rate
1.384
N/mm |
Initial Tension (IT)
18.7
N |
|
| Material: Steel Load at L1: 207.470 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1270-31-M
Extension Springs - 38.1x127x3.15 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$43.68 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
127.0
mm (Equiv. 5 in.) |
Wire Diameter (d)
3.15
mm (Equiv. 0.124 in.) |
Max. Extension (L1)
262.640
mm |
|
||
| Material: Steel Spring Rate: 1.384 N/mm Initial Tension (IT): 18.7 N Load at L1: 207.470 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1270-31-M
Extension Springs - 38.1x127x3.15 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$43.68 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
127.0
mm (Equiv. 5 in.) |
Wire Diameter (d)
4.50
mm (Equiv. 0.177 in.) |
Max. Extension (L1)
187.200
mm |
Spring Rate
8.210
N/mm |
Initial Tension (IT)
48.8
N |
|
| Material: Steel Load at L1: 542.240 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1270-45-M
Extension Springs - 38.1x127x4.5 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$75.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
127.0
mm (Equiv. 5 in.) |
Wire Diameter (d)
4.50
mm (Equiv. 0.177 in.) |
Max. Extension (L1)
187.200
mm |
|
||
| Material: Steel Spring Rate: 8.210 N/mm Initial Tension (IT): 48.8 N Load at L1: 542.240 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1270-45-M
Extension Springs - 38.1x127x4.5 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$75.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
127.0
mm (Equiv. 5 in.) |
Wire Diameter (d)
4.01
mm (Equiv. 0.158 in.) |
Max. Extension (L1)
218.950
mm |
Spring Rate
4.642
N/mm |
Initial Tension (IT)
29.8
N |
|
| Material: Steel Load at L1: 456.700 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1270-40-M
Extension Springs - 38.1x127x4.01 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$65.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
38.10
mm (Equiv. 1.5 in.) |
Approx. Overall Length (L0)
127.0
mm (Equiv. 5 in.) |
Wire Diameter (d)
4.01
mm (Equiv. 0.158 in.) |
Max. Extension (L1)
218.950
mm |
|
||
| Material: Steel Spring Rate: 4.642 N/mm Initial Tension (IT): 29.8 N Load at L1: 456.700 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-3810-1270-40-M
Extension Springs - 38.1x127x4.01 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025 Regular price
$65.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
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