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 - 12.7x279.4x1.19 mm Music Wire - Steel Spring
OD (D0)
12.70
mm

(Equiv. 0.5 in.)
Approx. Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
1.19
mm

(Equiv. 0.047 in.)
Spring Rate
0.06
N/mm
Initial Tension (IT)
0.1
N
Extension Springs - 12.7x279.4x1.19 mm - Steel
Material: Steel   
Part Number: ES-1270-2794-12-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 25, 2026
$24.68 AUD
$24.68 AUD
Each
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 - 12.7x279.4x1.19 mm Music Wire - Steel Spring
OD (D0)
12.70
mm

(Equiv. 0.5 in.)
Approx. Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
1.19
mm

(Equiv. 0.047 in.)
Extension Springs - 12.7x279.4x1.19 mm - Steel
Material: Steel    Spring Rate: 0.06 N/mm    Initial Tension (IT): 0.1 N   
Part Number: ES-1270-2794-12-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, Feb 25, 2026
$24.68 AUD
$24.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 16.51x57.2x1.6 mm Music Wire - Steel Spring
OD (D0)
16.51
mm

(Equiv. 0.65 in.)
Approx. Overall Length (L0)
57.2
mm

(Equiv. 2.252 in.)
Wire Diameter (d)
1.60
mm

(Equiv. 0.063 in.)
Max. Extension (L1)
109.730
mm
Spring Rate
1.121
N/mm
Initial Tension (IT)
6.2
N
Extension Springs - 16.51x57.2x1.6 mm - Steel
Material: Steel    Load at L1: 65.830 N    End Type: Closed - Full Loop   
Part Number: ES-1651-0572-16-M (Each)
2 Available Now | Further orders can be expected around Wed, Apr 01, 2026
$7.59 AUD
$18.97 AUD $7.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Extension Springs - 16.51x57.2x1.6 mm Music Wire - Steel Spring
OD (D0)
16.51
mm

(Equiv. 0.65 in.)
Approx. Overall Length (L0)
57.2
mm

(Equiv. 2.252 in.)
Wire Diameter (d)
1.60
mm

(Equiv. 0.063 in.)
Max. Extension (L1)
109.730
mm
Extension Springs - 16.51x57.2x1.6 mm - Steel
Material: Steel    Spring Rate: 1.121 N/mm    Initial Tension (IT): 6.2 N    Load at L1: 65.830 N    End Type: Closed - Full Loop   
Part Number: ES-1651-0572-16-M (Each)
2 Available Now | Further orders can be expected around Wed, Apr 01, 2026
$7.59 AUD
$18.97 AUD $7.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Extension Springs - 19.05x508x2.31 mm - Stainless Steel Spring
OD (D0)
19.05
mm

(Equiv. 0.75 in.)
Approx. Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
2.31
mm

(Equiv. 0.091 in.)
Spring Rate
4.73
N/mm
Initial Tension (IT)
4.7
N
Extension Springs - 19.05x508x2.31 mm - Stainless Steel
Material: Stainless Steel   
Part Number: ES-1905-5080-23-S2 (Each)
2 Available Now | Further orders can be expected around Wed, Feb 25, 2026
$86.68 AUD
$166.72 AUD $86.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Extension Springs - 19.05x508x2.31 mm - Stainless Steel Spring
OD (D0)
19.05
mm

(Equiv. 0.75 in.)
Approx. Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
2.31
mm

(Equiv. 0.091 in.)
Extension Springs - 19.05x508x2.31 mm - Stainless Steel
Material: Stainless Steel    Spring Rate: 4.73 N/mm    Initial Tension (IT): 4.7 N   
Part Number: ES-1905-5080-23-S2 (Each)
2 Available Now | Further orders can be expected around Wed, Feb 25, 2026
$86.68 AUD
$166.72 AUD $86.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Extension Springs - 25.4x177.8x3.43 mm Stainless Steel - Zinc Plated Steel Spring
OD (D0)
25.40
mm

(Equiv. 1 in.)
Approx. Overall Length (L0)
177.8
mm

(Equiv. 7 in.)
Wire Diameter (d)
3.43
mm

(Equiv. 0.135 in.)
Extension Springs - 25.4x177.8x3.43 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Load at L1: 310.93 N   
Deleted Item. Available while stocks last.
Part Number: ES-2540-1778-34-M (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$6.00 AUD
$11.40 AUD $6.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Extension Springs - 25.4x177.8x3.43 mm Stainless Steel - Zinc Plated Steel Spring
OD (D0)
25.40
mm

(Equiv. 1 in.)
Approx. Overall Length (L0)
177.8
mm

(Equiv. 7 in.)
Wire Diameter (d)
3.43
mm

(Equiv. 0.135 in.)
Extension Springs - 25.4x177.8x3.43 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Load at L1: 310.93 N   
Deleted Item. Available while stocks last.
Part Number: ES-2540-1778-34-M (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$6.00 AUD
$11.40 AUD $6.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.