SPEC Extension Spring: Music Wire, 1 in Free Lg, 0.037 in Wire Dia, 0.42 in O.D.
The SPEC Extension Spring is a music-wire machine hook extension spring (5 PK, MPN MH04200371000M) with a 1 in free length, 0.037 in wire diameter, 0.42 in O.D., and an oil finish. 3G Electric interprets this demand…
SKU 3G-OTH-681610
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SPEC Extension Spring is a music-wire machine hook extension spring (5 PK, MPN MH04200371000M) with a 1 in free length, 0.037 in wire diameter, 0.42 in O.D., and an oil finish. 3G Electric interprets this demand and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.
Frequently Asked Questions
What is a SPEC extension spring used for?
A SPEC extension spring stores and releases energy to provide tension in mechanical assemblies. It is commonly used in industrial equipment across machining, material handling, and automation applications where a consistent pulling force is required.
What are the specifications of the SPEC extension spring MH04200371000M?
This SPEC extension spring has a 1 in free length, 0.037 in wire diameter, 0.42 in O.D., and an oil finish. It is made of music wire and comes in a 5-pack. The manufacturer part number is MH04200371000M.
Where to buy SPEC extension springs worldwide?
3G Electric supplies SPEC extension springs worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver this spring across 14 departments, ensuring you get the right part for your application.
How to select the right extension spring for an application?
Select an extension spring by matching free length, wire diameter, outside diameter, and material to your load and deflection requirements. For this SPEC spring, verify the 1 in free length and 0.037 in wire diameter suit your tension needs. Consult a spring design guide for hook type and end configuration.
SPEC Products
3G Electric supplies SPEC machine hook extension springs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
