SPEC Extension Spring: Music Wire, 69.1 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 69.1 mm, wire diameter of 0.5 mm, and outer diameter of 5.5 mm. It features an oil finish and is…
SKU 3G-OTH-681212
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, supplied as a 2-pack with a free length of 69.1 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 HM0550500069M.
Frequently Asked Questions
What is a SPEC extension spring used for?
A SPEC extension spring is used to provide pulling force in mechanical assemblies, such as counterbalances, garage doors, and industrial machinery. This music wire spring with machine hooks is designed for applications requiring consistent tension and durability.
What are the specifications of the SPEC HM0550500069M extension spring?
The SPEC HM0550500069M is a music wire extension spring with a free length of 69.1 mm, wire diameter of 0.5 mm, outer diameter of 5.5 mm, and an oil finish. It comes as a 2-pack and features machine hooks for secure attachment.
Where to buy SPEC extension springs worldwide?
3G Electric supplies SPEC extension springs worldwide, handling logistics, customs, and delivery to your location. As a global industrial solutions provider, we source genuine parts like the HM0550500069M and support procurement across 14 departments.
How to select the right SPEC extension spring for an application?
To select the right SPEC extension spring, match free length, wire diameter, outer diameter, and hook type to your load and space requirements. The HM0550500069M suits light-duty tension needs; consult a spring rate chart or engineer for precise 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.
