SPEC Extension Spring: 302 Stainless Steel, 18.1 mm Free Lg, 0.55 mm Wire Dia
The SPEC Extension Spring is a 302 Stainless Steel machine hook extension spring supplied in a 2 PK. Key specifications include an 18.1 mm free length, 0.55 mm wire diameter, 3.5 mm outer diameter, and a plain finish…
SKU 3G-OTH-679613
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Product Description
The SPEC Extension Spring is a 302 Stainless Steel machine hook extension spring supplied in a 2 PK. Key specifications include an 18.1 mm free length, 0.55 mm wire diameter, 3.5 mm outer diameter, and a plain finish (MPN HM0350550018S).
Frequently Asked Questions
What is a SPEC extension spring used for?
A SPEC extension spring stores and releases energy to resist pulling forces. It is commonly used in industrial machinery, automation equipment, and mechanical assemblies where a return force is needed, such as in counterbalances, latches, and tensioning systems.
What are the specifications of the SPEC extension spring HM0350550018S?
This SPEC extension spring is made of 302 stainless steel with a plain finish. It has an 18.1 mm free length, 0.55 mm wire diameter, and 3.5 mm outer diameter. It is supplied as a 2-pack with manufacturer part number HM0350550018S.
Where to buy SPEC extension springs worldwide?
3G Electric supplies SPEC extension springs worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine parts like the HM0350550018S and support procurement across 14 industrial departments.
How to select the right extension spring for an application?
Select an extension spring by matching free length, wire diameter, outer diameter, and material to your load and deflection requirements. For the SPEC HM0350550018S, verify the 18.1 mm free length and 3.5 mm O.D. suit your assembly. Consult a spring rate chart for force calculations.
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.
