Collection: Springs - Extension - Music Wire

Springs -> Extension -> Music Wire
OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Spring Rate Initial Tension (IT) Indicative
Image
Extension Springs - 4.75x38.1x0.58 mm Stainless Steel - Steel - Tinned Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
38.1
mm

(Equiv. 1.5 in.)
Wire Diameter (d)
0.58
mm

(Equiv. 0.023 in.)
Spring Rate
0.33
N/mm
Initial Tension (IT)
0.3
N
Extension Springs - 4.75x38.1x0.58 mm - Steel - Tinned
Material: Steel - Tinned   
Part Number: ES-0475-0381-05-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
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 - 4.75x38.1x0.58 mm Stainless Steel - Steel - Tinned Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
38.1
mm

(Equiv. 1.5 in.)
Wire Diameter (d)
0.58
mm

(Equiv. 0.023 in.)
Extension Springs - 4.75x38.1x0.58 mm - Steel - Tinned
Material: Steel - Tinned    Spring Rate: 0.33 N/mm    Initial Tension (IT): 0.3 N   
Part Number: ES-0475-0381-05-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x38.1x0.64 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
38.1
mm

(Equiv. 1.5 in.)
Wire Diameter (d)
0.64
mm

(Equiv. 0.025 in.)
Spring Rate
0.46
N/mm
Initial Tension (IT)
0.5
N
Extension Springs - 4.75x38.1x0.64 mm - Steel - Zinc
Material: Steel - Zinc   
Part Number: ES-0475-0381-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x38.1x0.64 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
38.1
mm

(Equiv. 1.5 in.)
Wire Diameter (d)
0.64
mm

(Equiv. 0.025 in.)
Extension Springs - 4.75x38.1x0.64 mm - Steel - Zinc
Material: Steel - Zinc    Spring Rate: 0.46 N/mm    Initial Tension (IT): 0.5 N   
Part Number: ES-0475-0381-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x47.6x0.64 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
47.6
mm

(Equiv. 1.874 in.)
Wire Diameter (d)
0.64
mm

(Equiv. 0.025 in.)
Spring Rate
0.36
N/mm
Initial Tension (IT)
0.4
N
Extension Springs - 4.75x47.6x0.64 mm - Steel - Zinc
Material: Steel - Zinc   
Part Number: ES-0475-0476-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $7.32 AUD
Regular price Sale price $7.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x47.6x0.64 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
47.6
mm

(Equiv. 1.874 in.)
Wire Diameter (d)
0.64
mm

(Equiv. 0.025 in.)
Extension Springs - 4.75x47.6x0.64 mm - Steel - Zinc
Material: Steel - Zinc    Spring Rate: 0.36 N/mm    Initial Tension (IT): 0.4 N   
Part Number: ES-0475-0476-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $7.32 AUD
Regular price Sale price $7.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

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Extension Springs - 4.75x63.5x0.64 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
63.5
mm

(Equiv. 2.5 in.)
Wire Diameter (d)
0.64
mm

(Equiv. 0.025 in.)
Spring Rate
0.26
N/mm
Initial Tension (IT)
0.3
N
Extension Springs - 4.75x63.5x0.64 mm - Steel - Zinc
Material: Steel - Zinc   
Part Number: ES-0475-0635-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $5.05 AUD
Regular price $6.05 AUD Sale price $5.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x63.5x0.64 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
63.5
mm

(Equiv. 2.5 in.)
Wire Diameter (d)
0.64
mm

(Equiv. 0.025 in.)
Extension Springs - 4.75x63.5x0.64 mm - Steel - Zinc
Material: Steel - Zinc    Spring Rate: 0.26 N/mm    Initial Tension (IT): 0.3 N   
Part Number: ES-0475-0635-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $5.05 AUD
Regular price $6.05 AUD Sale price $5.05 AUD
Each
Excludes GST and overseas Taxes & Duties
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Extension Springs - 4.75x152.4x0.58 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
152.4
mm

(Equiv. 6 in.)
Wire Diameter (d)
0.58
mm

(Equiv. 0.023 in.)
Spring Rate
0.06
N/mm
Initial Tension (IT)
0.1
N
Extension Springs - 4.75x152.4x0.58 mm - Steel - Zinc
Material: Steel - Zinc   
Part Number: ES-0475-1524-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x152.4x0.58 mm Stainless Steel - Steel - Zinc Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
152.4
mm

(Equiv. 6 in.)
Wire Diameter (d)
0.58
mm

(Equiv. 0.023 in.)
Extension Springs - 4.75x152.4x0.58 mm - Steel - Zinc
Material: Steel - Zinc    Spring Rate: 0.06 N/mm    Initial Tension (IT): 0.1 N   
Part Number: ES-0475-1524-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

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Extension Springs - 4.75x279.4x0.41 mm Stainless Steel - Steel - None Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
0.41
mm

(Equiv. 0.016 in.)
Spring Rate
0.01
N/mm
Initial Tension (IT)
0.0
N
Extension Springs - 4.75x279.4x0.41 mm - Steel - None
Material: Steel - None   
Part Number: ES-0475-2794-04-M (PK-200)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $2,349.41 AUD
Regular price $2,819.29 AUD Sale price $2,349.41 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x279.4x0.41 mm Stainless Steel - Steel - None Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
0.41
mm

(Equiv. 0.016 in.)
Extension Springs - 4.75x279.4x0.41 mm - Steel - None
Material: Steel - None    Spring Rate: 0.01 N/mm    Initial Tension (IT): 0.0 N   
Part Number: ES-0475-2794-04-M (PK-200)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $2,349.41 AUD
Regular price $2,819.29 AUD Sale price $2,349.41 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x279.4x0.61 mm Music Wire - Steel Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
0.61
mm

(Equiv. 0.024 in.)
Spring Rate
0.04
N/mm
Initial Tension (IT)
0.0
N
Extension Springs - 4.75x279.4x0.61 mm - Steel
Material: Steel   
Part Number: ES-0475-2794-06-M (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $5,725.86 AUD
Regular price Sale price $5,725.86 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x279.4x0.61 mm Music Wire - Steel Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
0.61
mm

(Equiv. 0.024 in.)
Extension Springs - 4.75x279.4x0.61 mm - Steel
Material: Steel    Spring Rate: 0.04 N/mm    Initial Tension (IT): 0.0 N   
Part Number: ES-0475-2794-06-M (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $5,725.86 AUD
Regular price Sale price $5,725.86 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x279.4x0.79 mm Music Wire - Steel Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
0.79
mm

(Equiv. 0.031 in.)
Spring Rate
0.18
N/mm
Initial Tension (IT)
0.2
N
Extension Springs - 4.75x279.4x0.79 mm - Steel
Material: Steel   
Part Number: ES-0475-2794-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $7.23 AUD
Regular price $13.71 AUD Sale price $7.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.75x279.4x0.79 mm Music Wire - Steel Spring
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
279.4
mm

(Equiv. 11 in.)
Wire Diameter (d)
0.79
mm

(Equiv. 0.031 in.)
Extension Springs - 4.75x279.4x0.79 mm - Steel
Material: Steel    Spring Rate: 0.18 N/mm    Initial Tension (IT): 0.2 N   
Part Number: ES-0475-2794-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Jan 19, 2026
Regular price $7.23 AUD
Regular price $13.71 AUD Sale price $7.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x46.7x0.5 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
46.7
mm

(Equiv. 1.839 in.)
Wire Diameter (d)
0.50
mm

(Equiv. 0.02 in.)
Initial Tension (IT)
0.1
N
Extension Springs - 4.8x46.7x0.5 mm - Steel
Material: Steel    Body Length: 38.100 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0467-05-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x46.7x0.5 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
46.7
mm

(Equiv. 1.839 in.)
Wire Diameter (d)
0.50
mm

(Equiv. 0.02 in.)
Extension Springs - 4.8x46.7x0.5 mm - Steel
Material: Steel    Initial Tension (IT): 0.1 N    Body Length: 38.100 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0467-05-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x46.8x0.4 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
46.8
mm

(Equiv. 1.843 in.)
Wire Diameter (d)
0.40
mm

(Equiv. 0.016 in.)
Initial Tension (IT)
0.0
N
Extension Springs - 4.8x46.8x0.4 mm - Steel
Material: Steel    Body Length: 38.100 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0468-04-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x46.8x0.4 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
46.8
mm

(Equiv. 1.843 in.)
Wire Diameter (d)
0.40
mm

(Equiv. 0.016 in.)
Extension Springs - 4.8x46.8x0.4 mm - Steel
Material: Steel    Initial Tension (IT): 0.0 N    Body Length: 38.100 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0468-04-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x84.5x0.6 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
84.5
mm

(Equiv. 3.327 in.)
Wire Diameter (d)
0.60
mm

(Equiv. 0.024 in.)
Initial Tension (IT)
0.1
N
Extension Springs - 4.8x84.5x0.6 mm - Steel
Material: Steel    Body Length: 76.200 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0845-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.68 AUD
Regular price $10.73 AUD Sale price $5.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x84.5x0.6 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
84.5
mm

(Equiv. 3.327 in.)
Wire Diameter (d)
0.60
mm

(Equiv. 0.024 in.)
Extension Springs - 4.8x84.5x0.6 mm - Steel
Material: Steel    Initial Tension (IT): 0.1 N    Body Length: 76.200 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0845-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.68 AUD
Regular price $10.73 AUD Sale price $5.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x97.6x0.4 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
97.6
mm

(Equiv. 3.843 in.)
Wire Diameter (d)
0.40
mm

(Equiv. 0.016 in.)
Initial Tension (IT)
0.0
N
Extension Springs - 4.8x97.6x0.4 mm - Steel
Material: Steel    Body Length: 88.900 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0976-04-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.68 AUD
Regular price $10.66 AUD Sale price $5.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x97.6x0.4 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
97.6
mm

(Equiv. 3.843 in.)
Wire Diameter (d)
0.40
mm

(Equiv. 0.016 in.)
Extension Springs - 4.8x97.6x0.4 mm - Steel
Material: Steel    Initial Tension (IT): 0.0 N    Body Length: 88.900 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-0976-04-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.68 AUD
Regular price $10.66 AUD Sale price $5.68 AUD
Each
Excludes GST and overseas Taxes & Duties
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Extension Springs - 4.8x211x0.7 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
211.0
mm

(Equiv. 8.307 in.)
Wire Diameter (d)
0.70
mm

(Equiv. 0.028 in.)
Initial Tension (IT)
0.1
N
Extension Springs - 4.8x211x0.7 mm - Steel
Material: Steel    Body Length: 203.200 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-2110-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.86 AUD
Regular price $11.12 AUD Sale price $5.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 4.8x211x0.7 mm Music Wire - Steel Spring
OD (D0)
4.80
mm

(Equiv. 0.189 in.)
Overall Length (L0)
211.0
mm

(Equiv. 8.307 in.)
Wire Diameter (d)
0.70
mm

(Equiv. 0.028 in.)
Extension Springs - 4.8x211x0.7 mm - Steel
Material: Steel    Initial Tension (IT): 0.1 N    Body Length: 203.200 mm    End Type: Closed - Full Loop   
Part Number: ES-0475-2110-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 23, 2026
Regular price $5.86 AUD
Regular price $11.12 AUD Sale price $5.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.45 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.450
mm

(Equiv. 0.018 in.)
Max. Extension (L1)
23.20
mm
Spring Rate
0.33
N/mm
Initial Tension (IT)
0.5
N
Extension Springs - 5x15x0.45 mm - Steel
Material: Steel    Load at L1: 3.24 N   
Part Number: ES-0500-0150-045-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.45 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.450
mm

(Equiv. 0.018 in.)
Max. Extension (L1)
23.20
mm
Extension Springs - 5x15x0.45 mm - Steel
Material: Steel    Spring Rate: 0.33 N/mm    Initial Tension (IT): 0.5 N    Load at L1: 3.24 N   
Part Number: ES-0500-0150-045-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.5 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.500
mm

(Equiv. 0.02 in.)
Max. Extension (L1)
21.80
mm
Spring Rate
0.49
N/mm
Initial Tension (IT)
0.9
N
Extension Springs - 5x15x0.5 mm - Steel
Material: Steel    Load at L1: 4.22 N   
Part Number: ES-0500-0150-05-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.5 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.500
mm

(Equiv. 0.02 in.)
Max. Extension (L1)
21.80
mm
Extension Springs - 5x15x0.5 mm - Steel
Material: Steel    Spring Rate: 0.49 N/mm    Initial Tension (IT): 0.9 N    Load at L1: 4.22 N   
Part Number: ES-0500-0150-05-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.550
mm

(Equiv. 0.022 in.)
Max. Extension (L1)
20.70
mm
Spring Rate
0.89
N/mm
Initial Tension (IT)
1.4
N
Extension Springs - 5x15x0.55 mm - Steel
Material: Steel    Load at L1: 6.37 N   
Part Number: ES-0500-0150-055-M (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $130.77 AUD
Regular price $276.48 AUD Sale price $130.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.550
mm

(Equiv. 0.022 in.)
Max. Extension (L1)
20.70
mm
Extension Springs - 5x15x0.55 mm - Steel
Material: Steel    Spring Rate: 0.89 N/mm    Initial Tension (IT): 1.4 N    Load at L1: 6.37 N   
Part Number: ES-0500-0150-055-M (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $130.77 AUD
Regular price $276.48 AUD Sale price $130.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.600
mm

(Equiv. 0.024 in.)
Max. Extension (L1)
20.60
mm
Spring Rate
1.27
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x15x0.6 mm - Steel
Material: Steel    Load at L1: 8.53 N   
Part Number: ES-0500-0150-06-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.600
mm

(Equiv. 0.024 in.)
Max. Extension (L1)
20.60
mm
Extension Springs - 5x15x0.6 mm - Steel
Material: Steel    Spring Rate: 1.27 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Part Number: ES-0500-0150-06-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.700
mm

(Equiv. 0.028 in.)
Max. Extension (L1)
18.90
mm
Spring Rate
3.14
N/mm
Initial Tension (IT)
2.4
N
Extension Springs - 5x15x0.7 mm - Steel
Material: Steel    Load at L1: 14.71 N   
Part Number: ES-0500-0150-07-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.700
mm

(Equiv. 0.028 in.)
Max. Extension (L1)
18.90
mm
Extension Springs - 5x15x0.7 mm - Steel
Material: Steel    Spring Rate: 3.14 N/mm    Initial Tension (IT): 2.4 N    Load at L1: 14.71 N   
Part Number: ES-0500-0150-07-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.800
mm

(Equiv. 0.031 in.)
Max. Extension (L1)
17.90
mm
Spring Rate
5.39
N/mm
Initial Tension (IT)
5.1
N
Extension Springs - 5x15x0.8 mm - Steel
Material: Steel    Load at L1: 20.79 N   
Part Number: ES-0500-0150-08-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x15x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
15
mm

(Equiv. 0.591 in.)
Wire Diameter (d)
0.800
mm

(Equiv. 0.031 in.)
Max. Extension (L1)
17.90
mm
Extension Springs - 5x15x0.8 mm - Steel
Material: Steel    Spring Rate: 5.39 N/mm    Initial Tension (IT): 5.1 N    Load at L1: 20.79 N   
Part Number: ES-0500-0150-08-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x20x0.5 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.500
mm

(Equiv. 0.02 in.)
Max. Extension (L1)
31.70
mm
Spring Rate
0.28
N/mm
Initial Tension (IT)
0.9
N
Extension Springs - 5x20x0.5 mm - Steel
Material: Steel    Load at L1: 4.22 N   
Part Number: ES-0500-0200-05-M (PK-5)
3 units (15 pcs) Available Now | Further orders can be expected around Mon, Feb 02, 2026
Regular price $11.41 AUD
Regular price Sale price $11.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
Extension Springs - 5x20x0.5 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.500
mm

(Equiv. 0.02 in.)
Max. Extension (L1)
31.70
mm
Extension Springs - 5x20x0.5 mm - Steel
Material: Steel    Spring Rate: 0.28 N/mm    Initial Tension (IT): 0.9 N    Load at L1: 4.22 N   
Part Number: ES-0500-0200-05-M (PK-5)
3 units (15 pcs) Available Now | Further orders can be expected around Mon, Feb 02, 2026
Regular price $11.41 AUD
Regular price Sale price $11.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (15 pcs) Available Now. Backorder if more than 3.
Extension Springs - 5x20x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.550
mm

(Equiv. 0.022 in.)
Max. Extension (L1)
29.80
mm
Spring Rate
0.51
N/mm
Initial Tension (IT)
1.4
N
Extension Springs - 5x20x0.55 mm - Steel
Material: Steel    Load at L1: 6.37 N   
Part Number: ES-0500-0200-055-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x20x0.55 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.550
mm

(Equiv. 0.022 in.)
Max. Extension (L1)
29.80
mm
Extension Springs - 5x20x0.55 mm - Steel
Material: Steel    Spring Rate: 0.51 N/mm    Initial Tension (IT): 1.4 N    Load at L1: 6.37 N   
Part Number: ES-0500-0200-055-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x20x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.600
mm

(Equiv. 0.024 in.)
Max. Extension (L1)
28.90
mm
Spring Rate
0.78
N/mm
Initial Tension (IT)
1.6
N
Extension Springs - 5x20x0.6 mm - Steel
Material: Steel    Load at L1: 8.53 N   
Part Number: ES-0500-0200-06-M (PK-5)
2 units (10 pcs) Available Now | Further orders can be expected around Mon, Feb 02, 2026
Regular price $11.41 AUD
Regular price Sale price $11.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Extension Springs - 5x20x0.6 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.600
mm

(Equiv. 0.024 in.)
Max. Extension (L1)
28.90
mm
Extension Springs - 5x20x0.6 mm - Steel
Material: Steel    Spring Rate: 0.78 N/mm    Initial Tension (IT): 1.6 N    Load at L1: 8.53 N   
Part Number: ES-0500-0200-06-M (PK-5)
2 units (10 pcs) Available Now | Further orders can be expected around Mon, Feb 02, 2026
Regular price $11.41 AUD
Regular price Sale price $11.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (10 pcs) Available Now. Backorder if more than 2.
Extension Springs - 5x20x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.700
mm

(Equiv. 0.028 in.)
Max. Extension (L1)
26.90
mm
Spring Rate
1.77
N/mm
Initial Tension (IT)
2.4
N
Extension Springs - 5x20x0.7 mm - Steel
Material: Steel    Load at L1: 14.71 N   
Part Number: ES-0500-0200-07-M (PK-5)
3 units (15 pcs) Available Now | Further orders can be expected around Mon, Feb 02, 2026
Regular price $11.41 AUD
Regular price Sale price $11.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
Extension Springs - 5x20x0.7 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.700
mm

(Equiv. 0.028 in.)
Max. Extension (L1)
26.90
mm
Extension Springs - 5x20x0.7 mm - Steel
Material: Steel    Spring Rate: 1.77 N/mm    Initial Tension (IT): 2.4 N    Load at L1: 14.71 N   
Part Number: ES-0500-0200-07-M (PK-5)
3 units (15 pcs) Available Now | Further orders can be expected around Mon, Feb 02, 2026
Regular price $11.41 AUD
Regular price Sale price $11.41 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (15 pcs) Available Now. Backorder if more than 3.
Extension Springs - 5x20x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.800
mm

(Equiv. 0.031 in.)
Max. Extension (L1)
24.60
mm
Spring Rate
3.43
N/mm
Initial Tension (IT)
5.1
N
Extension Springs - 5x20x0.8 mm - Steel
Material: Steel    Load at L1: 20.79 N   
Part Number: ES-0500-0200-08-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Extension Springs - 5x20x0.8 mm Music Wire - Steel Spring
OD (D0)
5.00
mm

(Equiv. 0.197 in.)
Overall Length (L0)
20
mm

(Equiv. 0.787 in.)
Wire Diameter (d)
0.800
mm

(Equiv. 0.031 in.)
Max. Extension (L1)
24.60
mm
Extension Springs - 5x20x0.8 mm - Steel
Material: Steel    Spring Rate: 3.43 N/mm    Initial Tension (IT): 5.1 N    Load at L1: 20.79 N   
Part Number: ES-0500-0200-08-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Mon, Feb 02, 2026
Regular price $6.68 AUD
Regular price $13.82 AUD Sale price $6.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.