| OD (D0) | Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) | Spring Rate | Initial Tension (IT) |
Indicative Image |
|---|---|---|---|---|---|---|
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
105.160
mm |
Spring Rate
0.736
N/mm |
Initial Tension (IT)
3.9
N |
|
| Material: Steel Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0508-12-M
Extension Springs - 12.7x50.8x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$7.95 AUD
Regular price
Unit price
per
Each
|
||||||
| OD (D0) | Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) |
Indicative Image |
||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
105.160
mm |
|
||
| Material: Steel Spring Rate: 0.736 N/mm Initial Tension (IT): 3.9 N Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0508-12-M
Extension Springs - 12.7x50.8x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$7.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
80.260
mm |
Spring Rate
2.590
N/mm |
Initial Tension (IT)
7.6
N |
|
| Material: Steel Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0508-16-M
Extension Springs - 12.7x50.8x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
80.260
mm |
|
||
| Material: Steel Spring Rate: 2.590 N/mm Initial Tension (IT): 7.6 N Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0508-16-M
Extension Springs - 12.7x50.8x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
187.200
mm |
Spring Rate
0.121
N/mm |
Initial Tension (IT)
1.8
N |
|
| Material: Steel Load at L1: 14.110 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-09-M
Extension Springs - 12.7x57.2x0.89 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$7.68 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
187.200
mm |
|
||
| Material: Steel Spring Rate: 0.121 N/mm Initial Tension (IT): 1.8 N Load at L1: 14.110 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-09-M
Extension Springs - 12.7x57.2x0.89 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$7.68 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
160.020
mm |
Spring Rate
0.228
N/mm |
Initial Tension (IT)
2.2
N |
|
| Material: Steel Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-10-M
Extension Springs - 12.7x57.2x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$7.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
160.020
mm |
|
||
| Material: Steel Spring Rate: 0.228 N/mm Initial Tension (IT): 2.2 N Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-10-M
Extension Springs - 12.7x57.2x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$7.86 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
108.970
mm |
Spring Rate
1.068
N/mm |
Initial Tension (IT)
5.3
N |
|
| Material: Steel Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-14-M
Extension Springs - 12.7x57.2x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
108.970
mm |
|
||
| Material: Steel Spring Rate: 1.068 N/mm Initial Tension (IT): 5.3 N Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-14-M
Extension Springs - 12.7x57.2x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
124.210
mm |
Spring Rate
0.595
N/mm |
Initial Tension (IT)
3.9
N |
|
| Material: Steel Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-12-M
Extension Springs - 12.7x57.2x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
124.210
mm |
|
||
| Material: Steel Spring Rate: 0.595 N/mm Initial Tension (IT): 3.9 N Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-12-M
Extension Springs - 12.7x57.2x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
92.710
mm |
Spring Rate
2.140
N/mm |
Initial Tension (IT)
7.6
N |
|
| Material: Steel Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-16-M
Extension Springs - 12.7x57.2x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
92.710
mm |
|
||
| Material: Steel Spring Rate: 2.140 N/mm Initial Tension (IT): 7.6 N Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0572-16-M
Extension Springs - 12.7x57.2x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
185.670
mm |
Spring Rate
0.193
N/mm |
Initial Tension (IT)
2.2
N |
|
| Material: Steel Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-10-M
Extension Springs - 12.7x63.5x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
185.670
mm |
|
||
| Material: Steel Spring Rate: 0.193 N/mm Initial Tension (IT): 2.2 N Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-10-M
Extension Springs - 12.7x63.5x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.05 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
143.260
mm |
Spring Rate
0.490
N/mm |
Initial Tension (IT)
3.9
N |
|
| Material: Steel Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-12-M
Extension Springs - 12.7x63.5x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
143.260
mm |
|
||
| Material: Steel Spring Rate: 0.490 N/mm Initial Tension (IT): 3.9 N Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-12-M
Extension Springs - 12.7x63.5x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
104.650
mm |
Spring Rate
1.821
N/mm |
Initial Tension (IT)
7.6
N |
|
| Material: Steel Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-16-M
Extension Springs - 12.7x63.5x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
104.650
mm |
|
||
| Material: Steel Spring Rate: 1.821 N/mm Initial Tension (IT): 7.6 N Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-16-M
Extension Springs - 12.7x63.5x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
122.430
mm |
Spring Rate
0.893
N/mm |
Initial Tension (IT)
5.3
N |
|
| Material: Steel Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-14-M
Extension Springs - 12.7x63.5x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
122.430
mm |
|
||
| Material: Steel Spring Rate: 0.893 N/mm Initial Tension (IT): 5.3 N Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0635-14-M
Extension Springs - 12.7x63.5x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
211.840
mm |
Spring Rate
0.175
N/mm |
Initial Tension (IT)
2.2
N |
|
| Material: Steel Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-10-M
Extension Springs - 12.7x69.9x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
211.840
mm |
|
||
| Material: Steel Spring Rate: 0.175 N/mm Initial Tension (IT): 2.2 N Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-10-M
Extension Springs - 12.7x69.9x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
137.410
mm |
Spring Rate
0.771
N/mm |
Initial Tension (IT)
5.3
N |
|
| Material: Steel Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-14-M
Extension Springs - 12.7x69.9x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
137.410
mm |
|
||
| Material: Steel Spring Rate: 0.771 N/mm Initial Tension (IT): 5.3 N Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-14-M
Extension Springs - 12.7x69.9x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
162.310
mm |
Spring Rate
0.420
N/mm |
Initial Tension (IT)
3.9
N |
|
| Material: Steel Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-12-M
Extension Springs - 12.7x69.9x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
162.310
mm |
|
||
| Material: Steel Spring Rate: 0.420 N/mm Initial Tension (IT): 3.9 N Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-12-M
Extension Springs - 12.7x69.9x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.59 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
116.840
mm |
Spring Rate
1.611
N/mm |
Initial Tension (IT)
7.6
N |
|
| Material: Steel Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-16-M
Extension Springs - 12.7x69.9x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
116.840
mm |
|
||
| Material: Steel Spring Rate: 1.611 N/mm Initial Tension (IT): 7.6 N Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0699-16-M
Extension Springs - 12.7x69.9x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
238.250
mm |
Spring Rate
0.140
N/mm |
Initial Tension (IT)
2.2
N |
|
| Material: Steel Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-10-M
Extension Springs - 12.7x76.2x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
0.99
mm (Equiv. 0.039 in.) |
Max. Extension (L1)
238.250
mm |
|
||
| Material: Steel Spring Rate: 0.140 N/mm Initial Tension (IT): 2.2 N Load at L1: 25.800 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-10-M
Extension Springs - 12.7x76.2x0.99 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
181.360
mm |
Spring Rate
0.368
N/mm |
Initial Tension (IT)
3.9
N |
|
| Material: Steel Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-12-M
Extension Springs - 12.7x76.2x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
181.360
mm |
|
||
| Material: Steel Spring Rate: 0.368 N/mm Initial Tension (IT): 3.9 N Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-12-M
Extension Springs - 12.7x76.2x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$8.77 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
152.650
mm |
Spring Rate
0.683
N/mm |
Initial Tension (IT)
5.3
N |
|
| Material: Steel Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-14-M
Extension Springs - 12.7x76.2x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
152.650
mm |
|
||
| Material: Steel Spring Rate: 0.683 N/mm Initial Tension (IT): 5.3 N Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-14-M
Extension Springs - 12.7x76.2x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
129.540
mm |
Spring Rate
1.419
N/mm |
Initial Tension (IT)
7.6
N |
|
| Material: Steel Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-16-M
Extension Springs - 12.7x76.2x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$10.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
76.2
mm (Equiv. 3 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
129.540
mm |
|
||
| Material: Steel Spring Rate: 1.419 N/mm Initial Tension (IT): 7.6 N Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0762-16-M
Extension Springs - 12.7x76.2x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$10.32 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
88.9
mm (Equiv. 3.5 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
219.460
mm |
Spring Rate
0.298
N/mm |
Initial Tension (IT)
3.9
N |
|
| Material: Steel Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0889-12-M
Extension Springs - 12.7x88.9x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
88.9
mm (Equiv. 3.5 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
219.460
mm |
|
||
| Material: Steel Spring Rate: 0.298 N/mm Initial Tension (IT): 3.9 N Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0889-12-M
Extension Springs - 12.7x88.9x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.14 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
88.9
mm (Equiv. 3.5 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
182.630
mm |
Spring Rate
0.560
N/mm |
Initial Tension (IT)
5.3
N |
|
| Material: Steel Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0889-14-M
Extension Springs - 12.7x88.9x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
88.9
mm (Equiv. 3.5 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
182.630
mm |
|
||
| Material: Steel Spring Rate: 0.560 N/mm Initial Tension (IT): 5.3 N Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0889-14-M
Extension Springs - 12.7x88.9x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.95 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
88.9
mm (Equiv. 3.5 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
154.430
mm |
Spring Rate
1.156
N/mm |
Initial Tension (IT)
7.6
N |
|
| Material: Steel Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0889-16-M
Extension Springs - 12.7x88.9x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$11.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
88.9
mm (Equiv. 3.5 in.) |
Wire Diameter (d)
1.60
mm (Equiv. 0.063 in.) |
Max. Extension (L1)
154.430
mm |
|
||
| Material: Steel Spring Rate: 1.156 N/mm Initial Tension (IT): 7.6 N Load at L1: 83.630 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-0889-16-M
Extension Springs - 12.7x88.9x1.6 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$11.23 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
101.6
mm (Equiv. 4 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
547.810
mm |
Spring Rate
0.245
N/mm |
Initial Tension (IT)
3.9
N |
|
| Material: Steel Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-1016-12-M
Extension Springs - 12.7x101.6x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
101.6
mm (Equiv. 4 in.) |
Wire Diameter (d)
1.25
mm (Equiv. 0.049 in.) |
Max. Extension (L1)
547.810
mm |
|
||
| Material: Steel Spring Rate: 0.245 N/mm Initial Tension (IT): 3.9 N Load at L1: 43.370 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-1016-12-M
Extension Springs - 12.7x101.6x1.25 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$9.50 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
101.6
mm (Equiv. 4 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
212.850
mm |
Spring Rate
0.473
N/mm |
Initial Tension (IT)
5.3
N |
|
| Material: Steel Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-1016-14-M
Extension Springs - 12.7x101.6x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$10.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
OD (D0)
12.70
mm (Equiv. 0.5 in.) |
Overall Length (L0)
101.6
mm (Equiv. 4 in.) |
Wire Diameter (d)
1.40
mm (Equiv. 0.055 in.) |
Max. Extension (L1)
212.850
mm |
|
||
| Material: Steel Spring Rate: 0.473 N/mm Initial Tension (IT): 5.3 N Load at L1: 58.270 N End Type: Closed - Full Loop | ||||||
|
Part Number: ES-1270-1016-14-M
Extension Springs - 12.7x101.6x1.4 mm Music Wire - Steel Spring Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$10.41 AUD
Regular price
Unit price
per
Each
|
||||||
|
||||||
