| OD (D0) | Approx. Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) | Spring Rate | Initial Tension (IT) |
Indicative Image |
|---|---|---|---|---|---|---|
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.31
mm (Equiv. 0.012 in.) |
Spring Rate
0.04
N/mm |
Initial Tension (IT)
0.0
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-0318-9140-03-S2
Extension Springs - 3.18x914x0.31 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$27.50 AUD
Regular price
Unit price
per
Each
|
||||||
| OD (D0) | Approx. Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) |
Indicative Image |
||
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.31
mm (Equiv. 0.012 in.) |
|
|||
| Material: Steel - None Spring Rate: 0.04 N/mm Initial Tension (IT): 0.0 N | ||||||
|
Part Number: ES-0318-9140-03-S2
Extension Springs - 3.18x914x0.31 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$27.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.36
mm (Equiv. 0.014 in.) |
Spring Rate
0.10
N/mm |
Initial Tension (IT)
0.1
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-0318-9140-035-S2
Extension Springs - 3.18x914x0.36 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$22.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.36
mm (Equiv. 0.014 in.) |
|
|||
| Material: Steel - None Spring Rate: 0.10 N/mm Initial Tension (IT): 0.1 N | ||||||
|
Part Number: ES-0318-9140-035-S2
Extension Springs - 3.18x914x0.36 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$22.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.41
mm (Equiv. 0.016 in.) |
Spring Rate
0.21
N/mm |
Initial Tension (IT)
0.2
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-0318-0914-04-S2
Extension Springs - 3.18x914x0.41 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$23.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.41
mm (Equiv. 0.016 in.) |
|
|||
| Material: Steel - None Spring Rate: 0.21 N/mm Initial Tension (IT): 0.2 N | ||||||
|
Part Number: ES-0318-0914-04-S2
Extension Springs - 3.18x914x0.41 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$23.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.58
mm (Equiv. 0.023 in.) |
Spring Rate
1.52
N/mm |
Initial Tension (IT)
1.5
N |
|
|
| Material: Steel - None | ||||||
|
Part Number: ES-0318-9140-06-S2
Extension Springs - 3.18x914x0.58 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$31.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.18
mm (Equiv. 0.125 in.) |
Approx. Overall Length (L0)
914.0
mm (Equiv. 35.984 in.) |
Wire Diameter (d)
0.58
mm (Equiv. 0.023 in.) |
|
|||
| Material: Steel - None Spring Rate: 1.52 N/mm Initial Tension (IT): 1.5 N | ||||||
|
Part Number: ES-0318-9140-06-S2
Extension Springs - 3.18x914x0.58 mm Stainless Steel - Steel - None Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$31.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.50
mm (Equiv. 0.138 in.) |
Approx. Overall Length (L0)
11.1
mm (Equiv. 0.437 in.) |
Wire Diameter (d)
0.70
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
13.46
mm |
Spring Rate
9.25
N/mm |
Initial Tension (IT)
3.7
N |
|
| Material: Stainless Steel 302/304 (Similar to A2, 18-8) Load at L1: 25.58 N | ||||||
|
Part Number: ES-0350-0111-07-S2
Extension Springs - 3.5x11.1x0.7 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring 1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$27.21 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.50
mm (Equiv. 0.138 in.) |
Approx. Overall Length (L0)
11.1
mm (Equiv. 0.437 in.) |
Wire Diameter (d)
0.70
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
13.46
mm |
|
||
| Material: Stainless Steel 302/304 (Similar to A2, 18-8) Spring Rate: 9.25 N/mm Initial Tension (IT): 3.7 N Load at L1: 25.58 N | ||||||
|
Part Number: ES-0350-0111-07-S2
Extension Springs - 3.5x11.1x0.7 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring 1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$27.21 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.51
mm (Equiv. 0.02 in.) |
Spring Rate
0.25
N/mm |
Initial Tension (IT)
0.3
N |
|
|
| Material: Steel - Zinc | ||||||
|
Part Number: ES-0396-0381-05-M
Extension Springs - 3.96x38.1x0.51 mm Stainless Steel - Steel - Zinc Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$4.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.51
mm (Equiv. 0.02 in.) |
|
|||
| Material: Steel - Zinc Spring Rate: 0.25 N/mm Initial Tension (IT): 0.3 N | ||||||
|
Part Number: ES-0396-0381-05-M
Extension Springs - 3.96x38.1x0.51 mm Stainless Steel - Steel - Zinc Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$4.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
152.4
mm (Equiv. 6 in.) |
Wire Diameter (d)
0.51
mm (Equiv. 0.02 in.) |
Spring Rate
0.06
N/mm |
Initial Tension (IT)
0.1
N |
|
|
| Material: Steel | ||||||
|
Part Number: ES-0396-1524-05-M
Extension Springs - 3.96x152.4x0.51 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$16.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
152.4
mm (Equiv. 6 in.) |
Wire Diameter (d)
0.51
mm (Equiv. 0.02 in.) |
|
|||
| Material: Steel Spring Rate: 0.06 N/mm Initial Tension (IT): 0.1 N | ||||||
|
Part Number: ES-0396-1524-05-M
Extension Springs - 3.96x152.4x0.51 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$16.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
279.4
mm (Equiv. 11 in.) |
Wire Diameter (d)
0.41
mm (Equiv. 0.016 in.) |
Spring Rate
0.01
N/mm |
Initial Tension (IT)
0.0
N |
|
|
| Material: Steel | ||||||
|
Part Number: ES-0396-2794-04-M
Extension Springs - 3.96x279.4x0.41 mm Music Wire - Steel Spring 9 Available Now | Further orders can be expected around Thu, Sep 18, 2025 Regular price
$18.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
279.4
mm (Equiv. 11 in.) |
Wire Diameter (d)
0.41
mm (Equiv. 0.016 in.) |
|
|||
| Material: Steel Spring Rate: 0.01 N/mm Initial Tension (IT): 0.0 N | ||||||
|
Part Number: ES-0396-2794-04-M
Extension Springs - 3.96x279.4x0.41 mm Music Wire - Steel Spring 9 Available Now | Further orders can be expected around Thu, Sep 18, 2025 Regular price
$18.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
279.4
mm (Equiv. 11 in.) |
Wire Diameter (d)
0.61
mm (Equiv. 0.024 in.) |
Spring Rate
0.08
N/mm |
Initial Tension (IT)
0.1
N |
|
|
| Material: Steel | ||||||
|
Part Number: ES-0396-2794-06-M
Extension Springs - 3.96x279.4x0.61 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$5.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
3.96
mm (Equiv. 0.156 in.) |
Approx. Overall Length (L0)
279.4
mm (Equiv. 11 in.) |
Wire Diameter (d)
0.61
mm (Equiv. 0.024 in.) |
|
|||
| Material: Steel Spring Rate: 0.08 N/mm Initial Tension (IT): 0.1 N | ||||||
|
Part Number: ES-0396-2794-06-M
Extension Springs - 3.96x279.4x0.61 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025 Regular price
$5.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.350
mm (Equiv. 0.014 in.) |
Max. Extension (L1)
29.60
mm |
Spring Rate
0.14
N/mm |
Initial Tension (IT)
0.2
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 2.26 N | ||||||
|
Part Number: ES-0400-0150-035-S4 (5 Pcs)
Extension Springs - 4x15x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$8.23 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.350
mm (Equiv. 0.014 in.) |
Max. Extension (L1)
29.60
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.14 N/mm Initial Tension (IT): 0.2 N Load at L1: 2.26 N | ||||||
|
Part Number: ES-0400-0150-035-S4 (5 Pcs)
Extension Springs - 4x15x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$8.23 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
25.00
mm |
Spring Rate
0.26
N/mm |
Initial Tension (IT)
0.6
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0150-04-S4 (5 Pcs)
Extension Springs - 4x15x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$8.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
25.00
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.26 N/mm Initial Tension (IT): 0.6 N Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0150-04-S4 (5 Pcs)
Extension Springs - 4x15x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$8.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.450
mm (Equiv. 0.018 in.) |
Max. Extension (L1)
22.50
mm |
Spring Rate
0.51
N/mm |
Initial Tension (IT)
1.0
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 4.81 N | ||||||
|
Part Number: ES-0400-0150-045-S4 (5 Pcs)
Extension Springs - 4x15x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$8.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.450
mm (Equiv. 0.018 in.) |
Max. Extension (L1)
22.50
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.51 N/mm Initial Tension (IT): 1.0 N Load at L1: 4.81 N | ||||||
|
Part Number: ES-0400-0150-045-S4 (5 Pcs)
Extension Springs - 4x15x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$8.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
21.50
mm |
Spring Rate
0.78
N/mm |
Initial Tension (IT)
1.2
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 6.37 N | ||||||
|
Part Number: ES-0400-0150-05-S4 (5 Pcs)
Extension Springs - 4x15x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.41 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
21.50
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.78 N/mm Initial Tension (IT): 1.2 N Load at L1: 6.37 N | ||||||
|
Part Number: ES-0400-0150-05-S4 (5 Pcs)
Extension Springs - 4x15x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.41 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.600
mm (Equiv. 0.024 in.) |
Max. Extension (L1)
19.00
mm |
Spring Rate
2.16
N/mm |
Initial Tension (IT)
2.6
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 11.10 N | ||||||
|
Part Number: ES-0400-0150-06-S4 (5 Pcs)
Extension Springs - 4x15x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.41 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
15
mm (Equiv. 0.591 in.) |
Wire Diameter (d)
0.600
mm (Equiv. 0.024 in.) |
Max. Extension (L1)
19.00
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 2.16 N/mm Initial Tension (IT): 2.6 N Load at L1: 11.10 N | ||||||
|
Part Number: ES-0400-0150-06-S4 (5 Pcs)
Extension Springs - 4x15x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.41 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.350
mm (Equiv. 0.014 in.) |
Max. Extension (L1)
44.10
mm |
Spring Rate
0.08
N/mm |
Initial Tension (IT)
0.2
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 2.26 N | ||||||
|
Part Number: ES-0400-0200-035-S4 (5 Pcs)
Extension Springs - 4x20x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring 4 units (20 pcs) Available Now | Further orders can be expected around Thu, Oct 02, 2025 Regular price
$5.59 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.350
mm (Equiv. 0.014 in.) |
Max. Extension (L1)
44.10
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.08 N/mm Initial Tension (IT): 0.2 N Load at L1: 2.26 N | ||||||
|
Part Number: ES-0400-0200-035-S4 (5 Pcs)
Extension Springs - 4x20x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring 4 units (20 pcs) Available Now | Further orders can be expected around Thu, Oct 02, 2025 Regular price
$5.59 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
36.80
mm |
Spring Rate
0.16
N/mm |
Initial Tension (IT)
0.6
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0200-04-S4 (5 Pcs)
Extension Springs - 4x20x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$9.05 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
36.80
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.16 N/mm Initial Tension (IT): 0.6 N Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0200-04-S4 (5 Pcs)
Extension Springs - 4x20x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$9.05 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.450
mm (Equiv. 0.018 in.) |
Max. Extension (L1)
32.20
mm |
Spring Rate
0.31
N/mm |
Initial Tension (IT)
1.0
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 4.81 N | ||||||
|
Part Number: ES-0400-0200-045-S4 (5 Pcs)
Extension Springs - 4x20x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.450
mm (Equiv. 0.018 in.) |
Max. Extension (L1)
32.20
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.31 N/mm Initial Tension (IT): 1.0 N Load at L1: 4.81 N | ||||||
|
Part Number: ES-0400-0200-045-S4 (5 Pcs)
Extension Springs - 4x20x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
30.20
mm |
Spring Rate
0.49
N/mm |
Initial Tension (IT)
1.2
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 6.37 N | ||||||
|
Part Number: ES-0400-0200-05-S4 (5 Pcs)
Extension Springs - 4x20x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.59 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
30.20
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.49 N/mm Initial Tension (IT): 1.2 N Load at L1: 6.37 N | ||||||
|
Part Number: ES-0400-0200-05-S4 (5 Pcs)
Extension Springs - 4x20x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.59 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.600
mm (Equiv. 0.024 in.) |
Max. Extension (L1)
26.40
mm |
Spring Rate
1.37
N/mm |
Initial Tension (IT)
2.6
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 11.10 N | ||||||
|
Part Number: ES-0400-0200-06-S4 (5 Pcs)
Extension Springs - 4x20x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
20
mm (Equiv. 0.787 in.) |
Wire Diameter (d)
0.600
mm (Equiv. 0.024 in.) |
Max. Extension (L1)
26.40
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 1.37 N/mm Initial Tension (IT): 2.6 N Load at L1: 11.10 N | ||||||
|
Part Number: ES-0400-0200-06-S4 (5 Pcs)
Extension Springs - 4x20x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
25
mm (Equiv. 0.984 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
47.50
mm |
Spring Rate
0.12
N/mm |
Initial Tension (IT)
0.6
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0250-04-S4 (5 Pcs)
Extension Springs - 4x25x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
25
mm (Equiv. 0.984 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
47.50
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.12 N/mm Initial Tension (IT): 0.6 N Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0250-04-S4 (5 Pcs)
Extension Springs - 4x25x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
25
mm (Equiv. 0.984 in.) |
Wire Diameter (d)
0.450
mm (Equiv. 0.018 in.) |
Max. Extension (L1)
41.90
mm |
Spring Rate
0.23
N/mm |
Initial Tension (IT)
1.0
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 4.81 N | ||||||
|
Part Number: ES-0400-0250-045-S4 (5 Pcs)
Extension Springs - 4x25x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$9.32 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
25
mm (Equiv. 0.984 in.) |
Wire Diameter (d)
0.450
mm (Equiv. 0.018 in.) |
Max. Extension (L1)
41.90
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.23 N/mm Initial Tension (IT): 1.0 N Load at L1: 4.81 N | ||||||
|
Part Number: ES-0400-0250-045-S4 (5 Pcs)
Extension Springs - 4x25x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$9.32 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
25
mm (Equiv. 0.984 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
38.60
mm |
Spring Rate
0.39
N/mm |
Initial Tension (IT)
1.2
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 6.37 N | ||||||
|
Part Number: ES-0400-0250-05-S4 (5 Pcs)
Extension Springs - 4x25x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
25
mm (Equiv. 0.984 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
38.60
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.39 N/mm Initial Tension (IT): 1.2 N Load at L1: 6.37 N | ||||||
|
Part Number: ES-0400-0250-05-S4 (5 Pcs)
Extension Springs - 4x25x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$10.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
30
mm (Equiv. 1.181 in.) |
Wire Diameter (d)
0.350
mm (Equiv. 0.014 in.) |
Max. Extension (L1)
72.70
mm |
Spring Rate
0.05
N/mm |
Initial Tension (IT)
0.2
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 2.26 N | ||||||
|
Part Number: ES-0400-0300-035-S4 (5 Pcs)
Extension Springs - 4x30x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$11.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
30
mm (Equiv. 1.181 in.) |
Wire Diameter (d)
0.350
mm (Equiv. 0.014 in.) |
Max. Extension (L1)
72.70
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.05 N/mm Initial Tension (IT): 0.2 N Load at L1: 2.26 N | ||||||
|
Part Number: ES-0400-0300-035-S4 (5 Pcs)
Extension Springs - 4x30x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$11.86 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
30
mm (Equiv. 1.181 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
58.40
mm |
Spring Rate
0.09
N/mm |
Initial Tension (IT)
0.6
N |
|
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0300-04-S4 (5 Pcs)
Extension Springs - 4x30x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$12.32 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Approx. Overall Length (L0)
30
mm (Equiv. 1.181 in.) |
Wire Diameter (d)
0.400
mm (Equiv. 0.016 in.) |
Max. Extension (L1)
58.40
mm |
|
||
| Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Spring Rate: 0.09 N/mm Initial Tension (IT): 0.6 N Load at L1: 3.24 N | ||||||
|
Part Number: ES-0400-0300-04-S4 (5 Pcs)
Extension Springs - 4x30x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 02, 2025 Regular price
$12.32 AUD
Regular price
Unit price
per
Per 5
|
||||||
|
||||||
