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
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
190.5
mm

(Equiv. 7.5 in.)
Wire Diameter (d)
4.50
mm

(Equiv. 0.177 in.)
Max. Extension (L1)
422.150
mm
Spring Rate
1.716
N/mm
Initial Tension (IT)
37.2
N
Extension Springs - 50.8x190.5x4.5 mm - Steel
Material: Steel    Load at L1: 413.460 N    End Type: Closed - Full Loop   
Part Number: ES-5080-1905-45-M
Extension Springs - 50.8x190.5x4.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $134.32 AUD
Regular price $282.28 AUD Sale price $134.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0) Overall Length (L0) Wire Diameter (d) Max. Extension (L1) Indicative
Image
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
190.5
mm

(Equiv. 7.5 in.)
Wire Diameter (d)
4.50
mm

(Equiv. 0.177 in.)
Max. Extension (L1)
422.150
mm
Extension Springs - 50.8x190.5x4.5 mm - Steel
Material: Steel    Spring Rate: 1.716 N/mm    Initial Tension (IT): 37.2 N    Load at L1: 413.460 N    End Type: Closed - Full Loop   
Part Number: ES-5080-1905-45-M
Extension Springs - 50.8x190.5x4.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $134.32 AUD
Regular price $282.28 AUD Sale price $134.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
190.5
mm

(Equiv. 7.5 in.)
Wire Diameter (d)
5.00
mm

(Equiv. 0.197 in.)
Max. Extension (L1)
353.310
mm
Spring Rate
2.943
N/mm
Initial Tension (IT)
57.3
N
Extension Springs - 50.8x190.5x5 mm - Steel
Material: Steel    Load at L1: 501.670 N    End Type: Closed - Full Loop   
Part Number: ES-5080-1905-50-M
Extension Springs - 50.8x190.5x5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $155.50 AUD
Regular price $327.20 AUD Sale price $155.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
190.5
mm

(Equiv. 7.5 in.)
Wire Diameter (d)
5.00
mm

(Equiv. 0.197 in.)
Max. Extension (L1)
353.310
mm
Extension Springs - 50.8x190.5x5 mm - Steel
Material: Steel    Spring Rate: 2.943 N/mm    Initial Tension (IT): 57.3 N    Load at L1: 501.670 N    End Type: Closed - Full Loop   
Part Number: ES-5080-1905-50-M
Extension Springs - 50.8x190.5x5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $155.50 AUD
Regular price $327.20 AUD Sale price $155.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
203.2
mm

(Equiv. 8 in.)
Wire Diameter (d)
4.50
mm

(Equiv. 0.177 in.)
Max. Extension (L1)
499.620
mm
Spring Rate
1.384
N/mm
Initial Tension (IT)
37.2
N
Extension Springs - 50.8x203.2x4.5 mm - Steel
Material: Steel    Load at L1: 413.460 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2032-45-M
Extension Springs - 50.8x203.2x4.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $143.05 AUD
Regular price $300.85 AUD Sale price $143.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
203.2
mm

(Equiv. 8 in.)
Wire Diameter (d)
4.50
mm

(Equiv. 0.177 in.)
Max. Extension (L1)
499.620
mm
Extension Springs - 50.8x203.2x4.5 mm - Steel
Material: Steel    Spring Rate: 1.384 N/mm    Initial Tension (IT): 37.2 N    Load at L1: 413.460 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2032-45-M
Extension Springs - 50.8x203.2x4.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $143.05 AUD
Regular price $300.85 AUD Sale price $143.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
228.6
mm

(Equiv. 9 in.)
Wire Diameter (d)
4.50
mm

(Equiv. 0.177 in.)
Max. Extension (L1)
577.340
mm
Spring Rate
1.156
N/mm
Initial Tension (IT)
37.2
N
Extension Springs - 50.8x228.6x4.5 mm - Steel
Material: Steel    Load at L1: 413.460 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2286-45-M
Extension Springs - 50.8x228.6x4.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $152.05 AUD
Regular price $319.79 AUD Sale price $152.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
228.6
mm

(Equiv. 9 in.)
Wire Diameter (d)
4.50
mm

(Equiv. 0.177 in.)
Max. Extension (L1)
577.340
mm
Extension Springs - 50.8x228.6x4.5 mm - Steel
Material: Steel    Spring Rate: 1.156 N/mm    Initial Tension (IT): 37.2 N    Load at L1: 413.460 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2286-45-M
Extension Springs - 50.8x228.6x4.5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $152.05 AUD
Regular price $319.79 AUD Sale price $152.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
203.2
mm

(Equiv. 8 in.)
Wire Diameter (d)
5.00
mm

(Equiv. 0.197 in.)
Max. Extension (L1)
413.770
mm
Spring Rate
2.365
N/mm
Initial Tension (IT)
57.3
N
Extension Springs - 50.8x203.2x5 mm - Steel
Material: Steel    Load at L1: 501.670 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2032-50-M
Extension Springs - 50.8x203.2x5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $161.32 AUD
Regular price $339.44 AUD Sale price $161.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
203.2
mm

(Equiv. 8 in.)
Wire Diameter (d)
5.00
mm

(Equiv. 0.197 in.)
Max. Extension (L1)
413.770
mm
Extension Springs - 50.8x203.2x5 mm - Steel
Material: Steel    Spring Rate: 2.365 N/mm    Initial Tension (IT): 57.3 N    Load at L1: 501.670 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2032-50-M
Extension Springs - 50.8x203.2x5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $161.32 AUD
Regular price $339.44 AUD Sale price $161.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
228.6
mm

(Equiv. 9 in.)
Wire Diameter (d)
5.00
mm

(Equiv. 0.197 in.)
Max. Extension (L1)
473.960
mm
Spring Rate
1.980
N/mm
Initial Tension (IT)
57.3
N
Extension Springs - 50.8x228.6x5 mm - Steel
Material: Steel    Load at L1: 501.670 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2286-50-M
Extension Springs - 50.8x228.6x5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $171.23 AUD
Regular price $360.47 AUD Sale price $171.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
OD (D0)
50.80
mm

(Equiv. 2 in.)
Overall Length (L0)
228.6
mm

(Equiv. 9 in.)
Wire Diameter (d)
5.00
mm

(Equiv. 0.197 in.)
Max. Extension (L1)
473.960
mm
Extension Springs - 50.8x228.6x5 mm - Steel
Material: Steel    Spring Rate: 1.980 N/mm    Initial Tension (IT): 57.3 N    Load at L1: 501.670 N    End Type: Closed - Full Loop   
Part Number: ES-5080-2286-50-M
Extension Springs - 50.8x228.6x5 mm Music Wire - Steel Spring
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 23, 2025
Regular price $171.23 AUD
Regular price $360.47 AUD Sale price $171.23 AUD
Each
Quantity Required

Backorder: Out of Stock.