Collection: Springs - Extension - Stainless Steel

Springs -> Extension -> Stainless Steel
OD (D0) Approx. Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Spring Rate Initial Tension (IT) Indicative
Image
Extension Springs - 6x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
64.70
mm
Spring Rate
0.16
N/mm
Initial Tension (IT)
0.6
N
Extension Springs - 6x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 6.08 N   
Part Number: ES-0600-0300-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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.
OD (D0) Approx. Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Indicative
Image
Extension Springs - 6x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
64.70
mm
Extension Springs - 6x30x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.16 N/mm    Initial Tension (IT): 0.6 N    Load at L1: 6.08 N   
Part Number: ES-0600-0300-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
58.00
mm
Spring Rate
0.25
N/mm
Initial Tension (IT)
1.3
N
Extension Springs - 6x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 8.14 N   
Part Number: ES-0600-0300-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
58.00
mm
Extension Springs - 6x30x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.25 N/mm    Initial Tension (IT): 1.3 N    Load at L1: 8.14 N   
Part Number: ES-0600-0300-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x30x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
50.20
mm
Spring Rate
0.56
N/mm
Initial Tension (IT)
1.7
N
Extension Springs - 6x30x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 12.94 N   
Part Number: ES-0600-0300-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x30x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
50.20
mm
Extension Springs - 6x30x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.56 N/mm    Initial Tension (IT): 1.7 N    Load at L1: 12.94 N   
Part Number: ES-0600-0300-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
42.70
mm
Spring Rate
1.08
N/mm
Initial Tension (IT)
3.5
N
Extension Springs - 6x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 17.26 N   
Part Number: ES-0600-0300-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
42.70
mm
Extension Springs - 6x30x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 1.08 N/mm    Initial Tension (IT): 3.5 N    Load at L1: 17.26 N   
Part Number: ES-0600-0300-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x30x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
36.90
mm
Spring Rate
3.53
N/mm
Initial Tension (IT)
8.6
N
Extension Springs - 6x30x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 33.15 N   
Part Number: ES-0600-0300-10-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $10.95 AUD
Regular price $13.15 AUD Sale price $10.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x30x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
30
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
36.90
mm
Extension Springs - 6x30x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 3.53 N/mm    Initial Tension (IT): 8.6 N    Load at L1: 33.15 N   
Part Number: ES-0600-0300-10-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $10.95 AUD
Regular price $13.15 AUD Sale price $10.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
77.70
mm
Spring Rate
0.13
N/mm
Initial Tension (IT)
0.6
N
Extension Springs - 6x35x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 6.08 N   
Part Number: ES-0600-0350-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.59 AUD
Regular price $13.91 AUD Sale price $11.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
77.70
mm
Extension Springs - 6x35x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.13 N/mm    Initial Tension (IT): 0.6 N    Load at L1: 6.08 N   
Part Number: ES-0600-0350-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.59 AUD
Regular price $13.91 AUD Sale price $11.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
70.00
mm
Spring Rate
0.20
N/mm
Initial Tension (IT)
1.3
N
Extension Springs - 6x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 8.14 N   
Part Number: ES-0600-0350-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
70.00
mm
Extension Springs - 6x35x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.20 N/mm    Initial Tension (IT): 1.3 N    Load at L1: 8.14 N   
Part Number: ES-0600-0350-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x35x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
63.80
mm
Spring Rate
0.39
N/mm
Initial Tension (IT)
1.7
N
Extension Springs - 6x35x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 12.94 N   
Part Number: ES-0600-0350-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.59 AUD
Regular price $13.91 AUD Sale price $11.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
63.80
mm
Extension Springs - 6x35x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.39 N/mm    Initial Tension (IT): 1.7 N    Load at L1: 12.94 N   
Part Number: ES-0600-0350-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.59 AUD
Regular price $13.91 AUD Sale price $11.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
50.60
mm
Spring Rate
0.88
N/mm
Initial Tension (IT)
3.5
N
Extension Springs - 6x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 17.26 N   
Part Number: ES-0600-0350-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.59 AUD
Regular price $13.91 AUD Sale price $11.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
50.60
mm
Extension Springs - 6x35x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.88 N/mm    Initial Tension (IT): 3.5 N    Load at L1: 17.26 N   
Part Number: ES-0600-0350-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.59 AUD
Regular price $13.91 AUD Sale price $11.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
43.30
mm
Spring Rate
2.94
N/mm
Initial Tension (IT)
8.6
N
Extension Springs - 6x35x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 33.15 N   
Part Number: ES-0600-0350-10-S4 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $111.05 AUD
Regular price $133.25 AUD Sale price $111.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x35x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
35
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
43.30
mm
Extension Springs - 6x35x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 2.94 N/mm    Initial Tension (IT): 8.6 N    Load at L1: 33.15 N   
Part Number: ES-0600-0350-10-S4 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $111.05 AUD
Regular price $133.25 AUD Sale price $111.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x40x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
90.40
mm
Spring Rate
0.11
N/mm
Initial Tension (IT)
0.6
N
Extension Springs - 6x40x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 6.08 N   
Part Number: ES-0600-0400-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $12.41 AUD
Regular price $14.89 AUD Sale price $12.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x40x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
90.40
mm
Extension Springs - 6x40x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.11 N/mm    Initial Tension (IT): 0.6 N    Load at L1: 6.08 N   
Part Number: ES-0600-0400-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $12.41 AUD
Regular price $14.89 AUD Sale price $12.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x40x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
81.10
mm
Spring Rate
0.17
N/mm
Initial Tension (IT)
1.3
N
Extension Springs - 6x40x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 8.14 N   
Part Number: ES-0600-0400-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x40x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
81.10
mm
Extension Springs - 6x40x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.17 N/mm    Initial Tension (IT): 1.3 N    Load at L1: 8.14 N   
Part Number: ES-0600-0400-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x40x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
70.30
mm
Spring Rate
0.37
N/mm
Initial Tension (IT)
1.7
N
Extension Springs - 6x40x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 12.94 N   
Part Number: ES-0600-0400-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x40x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
70.30
mm
Extension Springs - 6x40x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.37 N/mm    Initial Tension (IT): 1.7 N    Load at L1: 12.94 N   
Part Number: ES-0600-0400-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 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 - 6x40x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
58.70
mm
Spring Rate
0.69
N/mm
Initial Tension (IT)
3.5
N
Extension Springs - 6x40x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 17.26 N   
Part Number: ES-0600-0400-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.77 AUD
Regular price $14.13 AUD Sale price $11.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x40x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
58.70
mm
Extension Springs - 6x40x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.69 N/mm    Initial Tension (IT): 3.5 N    Load at L1: 17.26 N   
Part Number: ES-0600-0400-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.77 AUD
Regular price $14.13 AUD Sale price $11.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x40x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
50.00
mm
Spring Rate
2.45
N/mm
Initial Tension (IT)
8.6
N
Extension Springs - 6x40x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 33.15 N   
Part Number: ES-0600-0400-10-S4 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $114.95 AUD
Regular price $137.95 AUD Sale price $114.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x40x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
40
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
50.00
mm
Extension Springs - 6x40x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 2.45 N/mm    Initial Tension (IT): 8.6 N    Load at L1: 33.15 N   
Part Number: ES-0600-0400-10-S4 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $114.95 AUD
Regular price $137.95 AUD Sale price $114.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
106.60
mm
Spring Rate
0.09
N/mm
Initial Tension (IT)
0.6
N
Extension Springs - 6x45x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 6.08 N   
Part Number: ES-0600-0450-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
106.60
mm
Extension Springs - 6x45x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.09 N/mm    Initial Tension (IT): 0.6 N    Load at L1: 6.08 N   
Part Number: ES-0600-0450-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
95.00
mm
Spring Rate
0.14
N/mm
Initial Tension (IT)
1.3
N
Extension Springs - 6x45x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 8.14 N   
Part Number: ES-0600-0450-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $12.77 AUD
Regular price $15.33 AUD Sale price $12.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.600
mm
Max. Extension (L1)
95.00
mm
Extension Springs - 6x45x0.6 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.14 N/mm    Initial Tension (IT): 1.3 N    Load at L1: 8.14 N   
Part Number: ES-0600-0450-06-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $12.77 AUD
Regular price $15.33 AUD Sale price $12.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
79.80
mm
Spring Rate
0.32
N/mm
Initial Tension (IT)
1.7
N
Extension Springs - 6x45x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 12.94 N   
Part Number: ES-0600-0450-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $10.59 AUD
Regular price $12.71 AUD Sale price $10.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
79.80
mm
Extension Springs - 6x45x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.32 N/mm    Initial Tension (IT): 1.7 N    Load at L1: 12.94 N   
Part Number: ES-0600-0450-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $10.59 AUD
Regular price $12.71 AUD Sale price $10.59 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
65.60
mm
Spring Rate
0.68
N/mm
Initial Tension (IT)
3.5
N
Extension Springs - 6x45x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 17.26 N   
Part Number: ES-0600-0450-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $12.50 AUD
Regular price $15.00 AUD Sale price $12.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x45x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
45
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
65.60
mm
Extension Springs - 6x45x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.68 N/mm    Initial Tension (IT): 3.5 N    Load at L1: 17.26 N   
Part Number: ES-0600-0450-08-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $12.50 AUD
Regular price $15.00 AUD Sale price $12.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x50x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
50
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
91.10
mm
Spring Rate
0.27
N/mm
Initial Tension (IT)
1.7
N
Extension Springs - 6x50x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 12.94 N   
Part Number: ES-0600-0500-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x50x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
50
mm
Wire Diameter (d)
0.700
mm
Max. Extension (L1)
91.10
mm
Extension Springs - 6x50x0.7 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.27 N/mm    Initial Tension (IT): 1.7 N    Load at L1: 12.94 N   
Part Number: ES-0600-0500-07-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x55x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
55
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
83.00
mm
Spring Rate
0.50
N/mm
Initial Tension (IT)
3.5
N
Extension Springs - 6x55x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 17.26 N   
Part Number: ES-0600-0550-08-S4 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $129.14 AUD
Regular price $154.96 AUD Sale price $129.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x55x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
55
mm
Wire Diameter (d)
0.800
mm
Max. Extension (L1)
83.00
mm
Extension Springs - 6x55x0.8 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.50 N/mm    Initial Tension (IT): 3.5 N    Load at L1: 17.26 N   
Part Number: ES-0600-0550-08-S4 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $129.14 AUD
Regular price $154.96 AUD Sale price $129.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x55x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
55
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
69.30
mm
Spring Rate
1.71
N/mm
Initial Tension (IT)
8.6
N
Extension Springs - 6x55x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 33.15 N   
Part Number: ES-0600-0550-10-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.32 AUD
Regular price $13.58 AUD Sale price $11.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x55x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
55
mm
Wire Diameter (d)
1.000
mm
Max. Extension (L1)
69.30
mm
Extension Springs - 6x55x1 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 1.71 N/mm    Initial Tension (IT): 8.6 N    Load at L1: 33.15 N   
Part Number: ES-0600-0550-10-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $11.32 AUD
Regular price $13.58 AUD Sale price $11.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x60x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
60
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
145.30
mm
Spring Rate
0.06
N/mm
Initial Tension (IT)
0.6
N
Extension Springs - 6x60x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Load at L1: 6.08 N   
Part Number: ES-0600-0600-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $14.41 AUD
Regular price $17.29 AUD Sale price $14.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6x60x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring
OD (D0)
6.00
mm
Approx. Overall Length (L0)
60
mm
Wire Diameter (d)
0.550
mm
Max. Extension (L1)
145.30
mm
Extension Springs - 6x60x0.55 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Spring Rate: 0.06 N/mm    Initial Tension (IT): 0.6 N    Load at L1: 6.08 N   
Part Number: ES-0600-0600-055-S4 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 11, 2026
Regular price $14.41 AUD
Regular price $17.29 AUD Sale price $14.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 6.1x19.1x0.66 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring
OD (D0)
6.10
mm
Approx. Overall Length (L0)
19.1
mm
Wire Diameter (d)
0.66
mm
Max. Extension (L1)
32.766
mm
Spring Rate
0.82
N/mm
Initial Tension (IT)
0.4
N
Extension Springs - 6.1x19.1x0.66 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2 or 18-8)    Load at L1: 2.75 N   
Part Number: ES-0610-0191-06-S2 (Each)
2 Available Now | Further orders can be expected around Mon, Jul 13, 2026
Regular price $13.50 AUD
Regular price Sale price $13.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Extension Springs - 6.1x19.1x0.66 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring
OD (D0)
6.10
mm
Approx. Overall Length (L0)
19.1
mm
Wire Diameter (d)
0.66
mm
Max. Extension (L1)
32.766
mm
Extension Springs - 6.1x19.1x0.66 mm - Stainless Steel 302/304 Similar to A2, 18-8
Material: Stainless Steel 302/304 (Similar to A2 or 18-8)    Spring Rate: 0.82 N/mm    Initial Tension (IT): 0.4 N    Load at L1: 2.75 N   
Part Number: ES-0610-0191-06-S2 (Each)
2 Available Now | Further orders can be expected around Mon, Jul 13, 2026
Regular price $13.50 AUD
Regular price Sale price $13.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.