Collection: Springs - Extension

Springs -> Extension
OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Spring Rate Initial Tension (IT) Indicative
Image
OD (D0)
4.57
mm

(Equiv. 0.18 in.)
Overall Length (L0)
69.9
mm

(Equiv. 2.752 in.)
Wire Diameter (d)
0.79
mm

(Equiv. 0.031 in.)
Max. Extension (L1)
101.850
mm
Spring Rate
0.893
N/mm
Initial Tension (IT)
2.7
N
Extension Springs - 4.57x69.9x0.79 mm - Steel
Material: Steel    Load at L1: 30.250 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0457-0699-08-M
Extension Springs - 4.57x69.9x0.79 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $6.68 AUD
Regular price $12.60 AUD Sale price $6.68 AUD
Each
Quantity Required

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OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Indicative
Image
OD (D0)
4.57
mm

(Equiv. 0.18 in.)
Overall Length (L0)
69.9
mm

(Equiv. 2.752 in.)
Wire Diameter (d)
0.79
mm

(Equiv. 0.031 in.)
Max. Extension (L1)
101.850
mm
Extension Springs - 4.57x69.9x0.79 mm - Steel
Material: Steel    Spring Rate: 0.893 N/mm    Initial Tension (IT): 2.7 N    Load at L1: 30.250 N   
Category: Springs - Extension - Music Wire
Part Number: ES-0457-0699-08-M
Extension Springs - 4.57x69.9x0.79 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $6.68 AUD
Regular price $12.60 AUD Sale price $6.68 AUD
Each
Quantity Required

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OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
25.4
mm

(Equiv. 1 in.)
Wire Diameter (d)
0.56
mm

(Equiv. 0.022 in.)
Spring Rate
0.40
N/mm
Initial Tension (IT)
0.4
N
Extension Springs - 4.75x25.4x0.56 mm - Steel - Zinc
Material: Steel - Zinc   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0254-06-M
Extension Springs - 4.75x25.4x0.56 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $4.32 AUD
Regular price $5.18 AUD Sale price $4.32 AUD
Each
Quantity Required

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OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
25.4
mm

(Equiv. 1 in.)
Wire Diameter (d)
0.56
mm

(Equiv. 0.022 in.)
Extension Springs - 4.75x25.4x0.56 mm - Steel - Zinc
Material: Steel - Zinc    Spring Rate: 0.40 N/mm    Initial Tension (IT): 0.4 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0254-06-M
Extension Springs - 4.75x25.4x0.56 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $4.32 AUD
Regular price $5.18 AUD Sale price $4.32 AUD
Each
Quantity Required

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OD (D0)
4.75
mm

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

(Equiv. 1.5 in.)
Wire Diameter (d)
0.41
mm

(Equiv. 0.016 in.)
Spring Rate
0.04
N/mm
Initial Tension (IT)
0.0
N
Extension Springs - 4.75x38.1x0.41 mm - Steel - Zinc
Material: Steel - Zinc   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0381-04-M
Extension Springs - 4.75x38.1x0.41 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $3.86 AUD
Regular price $4.64 AUD Sale price $3.86 AUD
Each
Quantity Required

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OD (D0)
4.75
mm

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

(Equiv. 1.5 in.)
Wire Diameter (d)
0.41
mm

(Equiv. 0.016 in.)
Extension Springs - 4.75x38.1x0.41 mm - Steel - Zinc
Material: Steel - Zinc    Spring Rate: 0.04 N/mm    Initial Tension (IT): 0.0 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0381-04-M
Extension Springs - 4.75x38.1x0.41 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $3.86 AUD
Regular price $4.64 AUD Sale price $3.86 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0381-05-M
Extension Springs - 4.75x38.1x0.58 mm Stainless Steel - Steel - Tinned Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0381-05-M
Extension Springs - 4.75x38.1x0.58 mm Stainless Steel - Steel - Tinned Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0381-06-M
Extension Springs - 4.75x38.1x0.64 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0381-06-M
Extension Springs - 4.75x38.1x0.64 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0635-06-M
Extension Springs - 4.75x63.5x0.64 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $5.05 AUD
Regular price $6.05 AUD Sale price $5.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0635-06-M
Extension Springs - 4.75x63.5x0.64 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $5.05 AUD
Regular price $6.05 AUD Sale price $5.05 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0476-06-M
Extension Springs - 4.75x47.6x0.64 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $7.32 AUD
Regular price Sale price $7.32 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-0476-06-M
Extension Springs - 4.75x47.6x0.64 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $7.32 AUD
Regular price Sale price $7.32 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-1524-06-M
Extension Springs - 4.75x152.4x0.58 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-1524-06-M
Extension Springs - 4.75x152.4x0.58 mm Stainless Steel - Steel - Zinc Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Each
Quantity Required

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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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-2794-06-M (500 Pcs)
Extension Springs - 4.75x279.4x0.61 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $5,725.86 AUD
Regular price Sale price $5,725.86 AUD
Per 500
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-2794-06-M (500 Pcs)
Extension Springs - 4.75x279.4x0.61 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $5,725.86 AUD
Regular price Sale price $5,725.86 AUD
Per 500
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-2794-04-M (200 Pcs)
Extension Springs - 4.75x279.4x0.41 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $2,349.41 AUD
Regular price $2,819.29 AUD Sale price $2,349.41 AUD
Per 200
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-2794-04-M (200 Pcs)
Extension Springs - 4.75x279.4x0.41 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $2,349.41 AUD
Regular price $2,819.29 AUD Sale price $2,349.41 AUD
Per 200
Quantity Required

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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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-2794-08-M
Extension Springs - 4.75x279.4x0.79 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $7.23 AUD
Regular price $13.71 AUD Sale price $7.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-2794-08-M
Extension Springs - 4.75x279.4x0.79 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $7.23 AUD
Regular price $13.71 AUD Sale price $7.23 AUD
Each
Quantity Required

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OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.38
mm

(Equiv. 0.015 in.)
Spring Rate
0.03
N/mm
Initial Tension (IT)
0.0
N
Extension Springs - 4.75x508x0.38 mm - Stainless Steel
Material: Stainless Steel   
Category: Springs - Extension - Stainless Steel
Part Number: ES-048-508-04-S2
Extension Springs - 4.75x508x0.38 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $29.59 AUD
Regular price $35.51 AUD Sale price $29.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.38
mm

(Equiv. 0.015 in.)
Extension Springs - 4.75x508x0.38 mm - Stainless Steel
Material: Stainless Steel    Spring Rate: 0.03 N/mm    Initial Tension (IT): 0.0 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-048-508-04-S2
Extension Springs - 4.75x508x0.38 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $29.59 AUD
Regular price $35.51 AUD Sale price $29.59 AUD
Each
Quantity Required

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OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.43
mm

(Equiv. 0.017 in.)
Spring Rate
0.07
N/mm
Initial Tension (IT)
0.1
N
Extension Springs - 4.75x508x0.43 mm - Stainless Steel
Material: Stainless Steel   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-5080-04-S2
Extension Springs - 4.75x508x0.43 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $30.50 AUD
Regular price $36.60 AUD Sale price $30.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.43
mm

(Equiv. 0.017 in.)
Extension Springs - 4.75x508x0.43 mm - Stainless Steel
Material: Stainless Steel    Spring Rate: 0.07 N/mm    Initial Tension (IT): 0.1 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-5080-04-S2
Extension Springs - 4.75x508x0.43 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $30.50 AUD
Regular price $36.60 AUD Sale price $30.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.51
mm

(Equiv. 0.02 in.)
Spring Rate
0.15
N/mm
Initial Tension (IT)
0.2
N
Extension Springs - 4.75x508x0.51 mm - Stainless Steel
Material: Stainless Steel   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-5080-05-S2
Extension Springs - 4.75x508x0.51 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $31.50 AUD
Regular price $37.80 AUD Sale price $31.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.51
mm

(Equiv. 0.02 in.)
Extension Springs - 4.75x508x0.51 mm - Stainless Steel
Material: Stainless Steel    Spring Rate: 0.15 N/mm    Initial Tension (IT): 0.2 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-5080-05-S2
Extension Springs - 4.75x508x0.51 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $31.50 AUD
Regular price $37.80 AUD Sale price $31.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.66
mm

(Equiv. 0.026 in.)
Spring Rate
0.62
N/mm
Initial Tension (IT)
0.6
N
Extension Springs - 4.75x508x0.66 mm - Stainless Steel
Material: Stainless Steel   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-5080-07-S2
Extension Springs - 4.75x508x0.66 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $32.86 AUD
Regular price $39.44 AUD Sale price $32.86 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
508.0
mm

(Equiv. 20 in.)
Wire Diameter (d)
0.66
mm

(Equiv. 0.026 in.)
Extension Springs - 4.75x508x0.66 mm - Stainless Steel
Material: Stainless Steel    Spring Rate: 0.62 N/mm    Initial Tension (IT): 0.6 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-5080-07-S2
Extension Springs - 4.75x508x0.66 mm - Stainless Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $32.86 AUD
Regular price $39.44 AUD Sale price $32.86 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.41
mm

(Equiv. 0.016 in.)
Spring Rate
0.06
N/mm
Initial Tension (IT)
0.1
N
Extension Springs - 4.75x914x0.41 mm - Steel - None
Material: Steel - None   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-04-S2
Extension Springs - 4.75x914x0.41 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $23.05 AUD
Regular price $27.65 AUD Sale price $23.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.41
mm

(Equiv. 0.016 in.)
Extension Springs - 4.75x914x0.41 mm - Steel - None
Material: Steel - None    Spring Rate: 0.06 N/mm    Initial Tension (IT): 0.1 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-04-S2
Extension Springs - 4.75x914x0.41 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $23.05 AUD
Regular price $27.65 AUD Sale price $23.05 AUD
Each
Quantity Required

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OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.58
mm

(Equiv. 0.023 in.)
Spring Rate
0.37
N/mm
Initial Tension (IT)
0.4
N
Extension Springs - 4.75x914x0.58 mm - Steel - None
Material: Steel - None   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-06-S2
Extension Springs - 4.75x914x0.58 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $30.23 AUD
Regular price $36.27 AUD Sale price $30.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.58
mm

(Equiv. 0.023 in.)
Extension Springs - 4.75x914x0.58 mm - Steel - None
Material: Steel - None    Spring Rate: 0.37 N/mm    Initial Tension (IT): 0.4 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-06-S2
Extension Springs - 4.75x914x0.58 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $30.23 AUD
Regular price $36.27 AUD Sale price $30.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.46
mm

(Equiv. 0.018 in.)
Spring Rate
0.10
N/mm
Initial Tension (IT)
0.1
N
Extension Springs - 4.75x914x0.46 mm - Steel - None
Material: Steel - None   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-05-S2
Extension Springs - 4.75x914x0.46 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $24.68 AUD
Regular price $29.62 AUD Sale price $24.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.46
mm

(Equiv. 0.018 in.)
Extension Springs - 4.75x914x0.46 mm - Steel - None
Material: Steel - None    Spring Rate: 0.10 N/mm    Initial Tension (IT): 0.1 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-05-S2
Extension Springs - 4.75x914x0.46 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $24.68 AUD
Regular price $29.62 AUD Sale price $24.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.71
mm

(Equiv. 0.028 in.)
Spring Rate
1.07
N/mm
Initial Tension (IT)
1.1
N
Extension Springs - 4.75x914x0.71 mm - Steel - None
Material: Steel - None   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-07-S2
Extension Springs - 4.75x914x0.71 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $26.59 AUD
Regular price $31.91 AUD Sale price $26.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
4.75
mm

(Equiv. 0.187 in.)
Overall Length (L0)
914.0
mm

(Equiv. 35.984 in.)
Wire Diameter (d)
0.71
mm

(Equiv. 0.028 in.)
Extension Springs - 4.75x914x0.71 mm - Steel - None
Material: Steel - None    Spring Rate: 1.07 N/mm    Initial Tension (IT): 1.1 N   
Category: Springs - Extension - Stainless Steel
Part Number: ES-0475-9140-07-S2
Extension Springs - 4.75x914x0.71 mm Stainless Steel - Steel - None Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Sep 18, 2025
Regular price $26.59 AUD
Regular price $31.91 AUD Sale price $26.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0467-05-M
Extension Springs - 4.8x46.7x0.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0467-05-M
Extension Springs - 4.8x46.7x0.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0468-04-M
Extension Springs - 4.8x46.8x0.4 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0468-04-M
Extension Springs - 4.8x46.8x0.4 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.59 AUD
Regular price $10.62 AUD Sale price $5.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0845-06-M
Extension Springs - 4.8x84.5x0.6 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.68 AUD
Regular price $10.73 AUD Sale price $5.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0845-06-M
Extension Springs - 4.8x84.5x0.6 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.68 AUD
Regular price $10.73 AUD Sale price $5.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0976-04-M
Extension Springs - 4.8x97.6x0.4 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.68 AUD
Regular price $10.66 AUD Sale price $5.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-0976-04-M
Extension Springs - 4.8x97.6x0.4 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.68 AUD
Regular price $10.66 AUD Sale price $5.68 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-2110-07-M
Extension Springs - 4.8x211x0.7 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.86 AUD
Regular price $11.12 AUD Sale price $5.86 AUD
Each
Quantity Required

Backorder: Out of Stock.
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   
Category: Springs - Extension - Music Wire
Part Number: ES-0475-2110-07-M
Extension Springs - 4.8x211x0.7 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $5.86 AUD
Regular price $11.12 AUD Sale price $5.86 AUD
Each
Quantity Required

Backorder: Out of Stock.