Collection: Springs - Extension

Springs -> Extension
OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Spring Rate Initial Tension (IT) Indicative
Image
Extension Springs - 5x25x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
39.20
mm
Spring Rate
0.35
N/mm
Initial Tension (IT)
1.4
N
Extension Springs - 5x25x0.55 mm - Steel
Material: Steel    Load at L1: 6.37 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Indicative
Image
Extension Springs - 5x25x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
39.20
mm
Extension Springs - 5x25x0.55 mm - Steel
Material: Steel    Spring Rate: 0.35 N/mm    Initial Tension (IT): 1.4 N    Load at L1: 6.37 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
39.20
mm
Spring Rate
0.35
N/mm
Initial Tension (IT)
1.4
N
Extension Springs - 5x25x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 6.37 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0250-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.23 AUD
Regular price $11.07 AUD Sale price $9.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
39.20
mm
Extension Springs - 5x25x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.35 N/mm    Initial Tension (IT): 1.4 N    Load at L1: 6.37 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0250-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.23 AUD
Regular price $11.07 AUD Sale price $9.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
38.70
mm
Spring Rate
0.49
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x25x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 8.53 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0250-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
38.70
mm
Extension Springs - 5x25x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.49 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0250-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
38.70
mm
Spring Rate
0.49
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x25x0.6 mm - Steel
Material: Steel    Load at L1: 8.53 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
38.70
mm
Extension Springs - 5x25x0.6 mm - Steel
Material: Steel    Spring Rate: 0.49 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
34.60
mm
Spring Rate
1.28
N/mm
Initial Tension (IT)
2.4
N
Extension Springs - 5x25x0.7 mm - Steel
Material: Steel    Load at L1: 14.71 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-07-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
34.60
mm
Extension Springs - 5x25x0.7 mm - Steel
Material: Steel    Spring Rate: 1.28 N/mm    Initial Tension (IT): 2.4 N    Load at L1: 14.71 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-07-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
31.40
mm
Spring Rate
2.45
N/mm
Initial Tension (IT)
5.1
N
Extension Springs - 5x25x0.8 mm - Steel
Material: Steel    Load at L1: 20.79 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-08-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
31.40
mm
Extension Springs - 5x25x0.8 mm - Steel
Material: Steel    Spring Rate: 2.45 N/mm    Initial Tension (IT): 5.1 N    Load at L1: 20.79 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0250-08-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
31.40
mm
Spring Rate
2.45
N/mm
Initial Tension (IT)
5.1
N
Extension Springs - 5x25x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 20.79 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0250-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.77 AUD
Regular price $11.73 AUD Sale price $9.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x25x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
25
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
31.40
mm
Extension Springs - 5x25x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 2.45 N/mm    Initial Tension (IT): 5.1 N    Load at L1: 20.79 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0250-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.77 AUD
Regular price $11.73 AUD Sale price $9.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.45 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
59.40
mm
Spring Rate
0.09
N/mm
Initial Tension (IT)
0.5
N
Extension Springs - 5x30x0.45 mm - Steel
Material: Steel    Load at L1: 3.24 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-045-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.45 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
59.40
mm
Extension Springs - 5x30x0.45 mm - Steel
Material: Steel    Spring Rate: 0.09 N/mm    Initial Tension (IT): 0.5 N    Load at L1: 3.24 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-045-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
59.40
mm
Spring Rate
0.09
N/mm
Initial Tension (IT)
0.5
N
Extension Springs - 5x30x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 3.24 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
59.40
mm
Extension Springs - 5x30x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.09 N/mm    Initial Tension (IT): 0.5 N    Load at L1: 3.24 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.5 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.500
mm
Max. Extension (L1)
51.20
mm
Spring Rate
0.16
N/mm
Initial Tension (IT)
0.9
N
Extension Springs - 5x30x0.5 mm - Steel
Material: Steel    Load at L1: 4.22 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-05-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.5 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.500
mm
Max. Extension (L1)
51.20
mm
Extension Springs - 5x30x0.5 mm - Steel
Material: Steel    Spring Rate: 0.16 N/mm    Initial Tension (IT): 0.9 N    Load at L1: 4.22 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-05-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.500
mm
Max. Extension (L1)
51.20
mm
Spring Rate
0.16
N/mm
Initial Tension (IT)
0.9
N
Extension Springs - 5x30x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 4.22 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-05-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $10.32 AUD
Regular price $12.38 AUD Sale price $10.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.500
mm
Max. Extension (L1)
51.20
mm
Extension Springs - 5x30x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.16 N/mm    Initial Tension (IT): 0.9 N    Load at L1: 4.22 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-05-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $10.32 AUD
Regular price $12.38 AUD Sale price $10.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
48.90
mm
Spring Rate
0.26
N/mm
Initial Tension (IT)
1.4
N
Extension Springs - 5x30x0.55 mm - Steel
Material: Steel    Load at L1: 6.37 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
48.90
mm
Extension Springs - 5x30x0.55 mm - Steel
Material: Steel    Spring Rate: 0.26 N/mm    Initial Tension (IT): 1.4 N    Load at L1: 6.37 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-055-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
48.90
mm
Spring Rate
0.26
N/mm
Initial Tension (IT)
1.4
N
Extension Springs - 5x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 6.37 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $10.68 AUD
Regular price $12.82 AUD Sale price $10.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
48.90
mm
Extension Springs - 5x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.26 N/mm    Initial Tension (IT): 1.4 N    Load at L1: 6.37 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $10.68 AUD
Regular price $12.82 AUD Sale price $10.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
47.30
mm
Spring Rate
0.39
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x30x0.6 mm - Steel
Material: Steel    Load at L1: 8.53 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
47.30
mm
Extension Springs - 5x30x0.6 mm - Steel
Material: Steel    Spring Rate: 0.39 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
47.30
mm
Spring Rate
0.39
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 8.53 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.14 AUD
Regular price $10.96 AUD Sale price $9.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
47.30
mm
Extension Springs - 5x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.39 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.14 AUD
Regular price $10.96 AUD Sale price $9.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
42.50
mm
Spring Rate
0.98
N/mm
Initial Tension (IT)
2.4
N
Extension Springs - 5x30x0.7 mm - Steel
Material: Steel    Load at L1: 14.71 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-07-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
42.50
mm
Extension Springs - 5x30x0.7 mm - Steel
Material: Steel    Spring Rate: 0.98 N/mm    Initial Tension (IT): 2.4 N    Load at L1: 14.71 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-07-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
38.40
mm
Spring Rate
1.86
N/mm
Initial Tension (IT)
5.1
N
Extension Springs - 5x30x0.8 mm - Steel
Material: Steel    Load at L1: 20.79 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-08-M (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $126.77 AUD
Regular price $268.20 AUD Sale price $126.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
38.40
mm
Extension Springs - 5x30x0.8 mm - Steel
Material: Steel    Spring Rate: 1.86 N/mm    Initial Tension (IT): 5.1 N    Load at L1: 20.79 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0300-08-M (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $126.77 AUD
Regular price $268.20 AUD Sale price $126.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
38.40
mm
Spring Rate
1.86
N/mm
Initial Tension (IT)
5.1
N
Extension Springs - 5x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 20.79 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.14 AUD
Regular price $10.96 AUD Sale price $9.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
30
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
38.40
mm
Extension Springs - 5x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 1.86 N/mm    Initial Tension (IT): 5.1 N    Load at L1: 20.79 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0300-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $9.14 AUD
Regular price $10.96 AUD Sale price $9.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.45 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
70.00
mm
Spring Rate
0.08
N/mm
Initial Tension (IT)
0.5
N
Extension Springs - 5x35x0.45 mm - Steel
Material: Steel    Load at L1: 3.24 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0350-045-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.45 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
70.00
mm
Extension Springs - 5x35x0.45 mm - Steel
Material: Steel    Spring Rate: 0.08 N/mm    Initial Tension (IT): 0.5 N    Load at L1: 3.24 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0350-045-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.41 AUD
Regular price $13.14 AUD Sale price $6.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
70.00
mm
Spring Rate
0.08
N/mm
Initial Tension (IT)
0.5
N
Extension Springs - 5x35x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 3.24 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0350-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.450
mm
Max. Extension (L1)
70.00
mm
Extension Springs - 5x35x0.45 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.08 N/mm    Initial Tension (IT): 0.5 N    Load at L1: 3.24 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0350-045-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
58.70
mm
Spring Rate
0.29
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x35x0.6 mm - Steel
Material: Steel    Load at L1: 8.53 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0350-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
58.70
mm
Extension Springs - 5x35x0.6 mm - Steel
Material: Steel    Spring Rate: 0.29 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0350-06-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
58.70
mm
Spring Rate
0.29
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 8.53 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0350-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
58.70
mm
Extension Springs - 5x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 0.29 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0350-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
50.60
mm
Spring Rate
0.78
N/mm
Initial Tension (IT)
2.4
N
Extension Springs - 5x35x0.7 mm - Steel
Material: Steel    Load at L1: 14.71 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0350-07-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
50.60
mm
Extension Springs - 5x35x0.7 mm - Steel
Material: Steel    Spring Rate: 0.78 N/mm    Initial Tension (IT): 2.4 N    Load at L1: 14.71 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0500-0350-07-M (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $6.50 AUD
Regular price $13.41 AUD Sale price $6.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
45.00
mm
Spring Rate
1.57
N/mm
Initial Tension (IT)
5.1
N
Extension Springs - 5x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Load at L1: 20.79 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0350-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
5.00
mm
Overall Length (L0)
35
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
45.00
mm
Extension Springs - 5x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Spring Rate: 1.57 N/mm    Initial Tension (IT): 5.1 N    Load at L1: 20.79 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0500-0350-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.