SPEC Extension Spring: Music Wire, 20.2 mm Free Lg, 0.5 mm Wire Dia, 5.5 mm O.D.
The SPEC Extension Spring is a music wire machine hook extension spring, supplied as a 2-pack with a free length of 20.2 mm, wire diameter of 0.5 mm, and outer diameter of 5.5 mm. It features an oil finish and is…
SKU 3G-OTH-681648
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Product Description
The SPEC Extension Spring is a music wire machine hook extension spring, supplied as a 2-pack with a free length of 20.2 mm, wire diameter of 0.5 mm, and outer diameter of 5.5 mm. It features an oil finish and is identified by manufacturer part number HM0550500020M.
Frequently Asked Questions
What is a SPEC extension spring used for?
A SPEC extension spring stores and releases energy by resisting a pulling force. It is commonly used in industrial machinery, automotive assemblies, and mechanical systems where a return or tension force is needed, such as in counterbalances or door mechanisms.
What are the specifications of the SPEC HM0550500020M extension spring?
This SPEC extension spring is made of music wire with a 0.5 mm wire diameter, 5.5 mm outer diameter, and 20.2 mm free length. It has an oil finish and comes as a 2-pack. The manufacturer part number is HM0550500020M.
Where to buy SPEC extension springs worldwide?
3G Electric supplies SPEC extension springs worldwide. We handle full logistics and customs clearance to deliver to your facility. Contact us for availability and lead time on the HM0550500020M or other SPEC spring sizes.
How to select the right SPEC extension spring for an application?
To select the right SPEC extension spring, match the free length, wire diameter, and outer diameter to your space and load requirements. Ensure the spring's maximum extension and force rating suit your application. The oil finish provides basic corrosion resistance for indoor use.
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.
