| OD (D0) | Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) | Spring Rate | Initial Tension (IT) |
Indicative Image |
|---|---|---|---|---|---|---|
| Extension Springs - 4x15x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.500
mm |
Max. Extension (L1)
21.50
mm |
Spring Rate
0.78
N/mm |
Initial Tension (IT)
1.2
N |
|
|
Material: Steel
Load at L1: 6.37 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0150-05-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| OD (D0) | Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) |
Indicative Image |
||
| Extension Springs - 4x15x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.500
mm |
Max. Extension (L1)
21.50
mm |
|
||
|
Material: Steel
Spring Rate: 0.78 N/mm
Initial Tension (IT): 1.2 N
Load at L1: 6.37 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0150-05-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x15x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.500
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0150-05-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x15x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.500
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0150-05-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x15x0.55 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.550
mm |
Max. Extension (L1)
19.50
mm |
Spring Rate
1.47
N/mm |
Initial Tension (IT)
1.9
N |
|
|
Material: Steel
Load at L1: 8.43 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0150-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x15x0.55 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.550
mm |
Max. Extension (L1)
19.50
mm |
|
||
|
Material: Steel
Spring Rate: 1.47 N/mm
Initial Tension (IT): 1.9 N
Load at L1: 8.43 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0150-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x15x0.6 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.600
mm |
Max. Extension (L1)
19.00
mm |
Spring Rate
2.16
N/mm |
Initial Tension (IT)
2.6
N |
|
|
Material: Steel
Load at L1: 11.10 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0150-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x15x0.6 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.600
mm |
Max. Extension (L1)
19.00
mm |
|
||
|
Material: Steel
Spring Rate: 2.16 N/mm
Initial Tension (IT): 2.6 N
Load at L1: 11.10 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0150-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x15x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.600
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0150-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x15x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
15
mm |
Wire Diameter (d)
0.600
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0150-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.8x46.7x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
46.7
mm |
Wire Diameter (d)
0.50
mm |
Initial Tension (IT)
0.1
N |
|
||
|
Material: Steel
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0467-05-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.8x46.7x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
46.7
mm |
Wire Diameter (d)
0.50
mm |
|
|||
|
Material: Steel
Initial Tension (IT): 0.1 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0467-05-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.8x46.8x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
46.8
mm |
Wire Diameter (d)
0.40
mm |
Initial Tension (IT)
0.0
N |
|
||
|
Material: Steel
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0468-04-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.8x46.8x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
46.8
mm |
Wire Diameter (d)
0.40
mm |
|
|||
|
Material: Steel
Initial Tension (IT): 0.0 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0468-04-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.8x84.5x0.6 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
84.5
mm |
Wire Diameter (d)
0.60
mm |
Initial Tension (IT)
0.1
N |
|
||
|
Material: Steel
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0845-06-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.8x84.5x0.6 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
84.5
mm |
Wire Diameter (d)
0.60
mm |
|
|||
|
Material: Steel
Initial Tension (IT): 0.1 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0845-06-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.8x97.6x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
97.6
mm |
Wire Diameter (d)
0.40
mm |
Initial Tension (IT)
0.0
N |
|
||
|
Material: Steel
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0976-04-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.8x97.6x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
97.6
mm |
Wire Diameter (d)
0.40
mm |
|
|||
|
Material: Steel
Initial Tension (IT): 0.0 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-0976-04-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.8x211x0.7 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
211.0
mm |
Wire Diameter (d)
0.70
mm |
Initial Tension (IT)
0.1
N |
|
||
|
Material: Steel
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-2110-07-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.50 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.8x211x0.7 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.80
mm |
Overall Length (L0)
211.0
mm |
Wire Diameter (d)
0.70
mm |
|
|||
|
Material: Steel
Initial Tension (IT): 0.1 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0475-2110-07-M (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026 Regular price
$6.50 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.35 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.350
mm |
Max. Extension (L1)
44.10
mm |
Spring Rate
0.08
N/mm |
Initial Tension (IT)
0.2
N |
|
|
Material: Steel
Load at L1: 2.26 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-035-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.35 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.350
mm |
Max. Extension (L1)
44.10
mm |
|
||
|
Material: Steel
Spring Rate: 0.08 N/mm
Initial Tension (IT): 0.2 N
Load at L1: 2.26 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-035-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.350
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-035-S4 (PK-5)
3 units (15 pcs) Available Now | Further orders can be expected around Thu, Aug 20, 2026 Regular price
$4.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.35 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.350
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-035-S4 (PK-5)
3 units (15 pcs) Available Now | Further orders can be expected around Thu, Aug 20, 2026 Regular price
$4.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.400
mm |
Max. Extension (L1)
36.80
mm |
Spring Rate
0.16
N/mm |
Initial Tension (IT)
0.6
N |
|
|
Material: Steel
Load at L1: 3.24 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-04-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.400
mm |
Max. Extension (L1)
36.80
mm |
|
||
|
Material: Steel
Spring Rate: 0.16 N/mm
Initial Tension (IT): 0.6 N
Load at L1: 3.24 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-04-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.400
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-04-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$6.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.400
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-04-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$6.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.450
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.41 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.450
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.41 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.45 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.450
mm |
Max. Extension (L1)
32.20
mm |
Spring Rate
0.31
N/mm |
Initial Tension (IT)
1.0
N |
|
|
Material: Steel
Load at L1: 4.81 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-045-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.45 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.450
mm |
Max. Extension (L1)
32.20
mm |
|
||
|
Material: Steel
Spring Rate: 0.31 N/mm
Initial Tension (IT): 1.0 N
Load at L1: 4.81 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-045-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.500
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-05-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.500
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-05-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.500
mm |
Max. Extension (L1)
30.20
mm |
Spring Rate
0.49
N/mm |
Initial Tension (IT)
1.2
N |
|
|
Material: Steel
Load at L1: 6.37 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-05-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.500
mm |
Max. Extension (L1)
30.20
mm |
|
||
|
Material: Steel
Spring Rate: 0.49 N/mm
Initial Tension (IT): 1.2 N
Load at L1: 6.37 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-05-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.55 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.550
mm |
Max. Extension (L1)
27.10
mm |
Spring Rate
0.93
N/mm |
Initial Tension (IT)
1.9
N |
|
|
Material: Steel
Load at L1: 8.43 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.55 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.550
mm |
Max. Extension (L1)
27.10
mm |
|
||
|
Material: Steel
Spring Rate: 0.93 N/mm
Initial Tension (IT): 1.9 N
Load at L1: 8.43 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.600
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.41 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.600
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0200-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.41 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x20x0.6 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.600
mm |
Max. Extension (L1)
26.40
mm |
Spring Rate
1.37
N/mm |
Initial Tension (IT)
2.6
N |
|
|
Material: Steel
Load at L1: 11.10 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x20x0.6 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
20
mm |
Wire Diameter (d)
0.600
mm |
Max. Extension (L1)
26.40
mm |
|
||
|
Material: Steel
Spring Rate: 1.37 N/mm
Initial Tension (IT): 2.6 N
Load at L1: 11.10 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0200-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x25x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
25
mm |
Wire Diameter (d)
0.400
mm |
Max. Extension (L1)
47.50
mm |
Spring Rate
0.12
N/mm |
Initial Tension (IT)
0.6
N |
|
|
Material: Steel
Load at L1: 3.24 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0250-04-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x25x0.4 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
25
mm |
Wire Diameter (d)
0.400
mm |
Max. Extension (L1)
47.50
mm |
|
||
|
Material: Steel
Spring Rate: 0.12 N/mm
Initial Tension (IT): 0.6 N
Load at L1: 3.24 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0250-04-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$5.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x25x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
25
mm |
Wire Diameter (d)
0.400
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0250-04-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.41 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x25x0.4 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
25
mm |
Wire Diameter (d)
0.400
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0250-04-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$8.41 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x25x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
25
mm |
Wire Diameter (d)
0.450
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0250-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$7.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x25x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm |
Overall Length (L0)
25
mm |
Wire Diameter (d)
0.450
mm |
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
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0250-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$7.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
