SPEC Extension Spring: Music Wire, 57.2 mm Free Lg, 0.55 mm Wire Dia, 2.8 mm O.D.
The SPEC Extension Spring is a music wire machine hook extension spring, supplied as a 2-pack (MPN HM0280550057M). It features a 57.2 mm free length, 0.55 mm wire diameter, and 2.8 mm outer diameter, with an oil finish.
SKU 3G-OTH-681347
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The SPEC Extension Spring is a music wire machine hook extension spring, supplied as a 2-pack (MPN HM0280550057M). It features a 57.2 mm free length, 0.55 mm wire diameter, and 2.8 mm outer diameter, with an oil finish.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
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, machinery, and automation systems where a pulling force is required, such as in counterbalances, latches, and conveyor components.
What are the specifications of the SPEC extension spring HM0280550057M?
This SPEC extension spring has a 57.2 mm free length, 0.55 mm wire diameter, and 2.8 mm outer diameter. It is made of music wire with an oil finish and comes as a 2-pack. The manufacturer part number is HM0280550057M.
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 genuine parts like the HM0280550057M to support your maintenance and production needs across industries.
How to select the right extension spring for an application?
To select the right extension spring, match free length, wire diameter, and outer diameter to your assembly's space and load requirements. Consider material (e.g., music wire for fatigue resistance) and finish (e.g., oil for corrosion protection). Consult a technical specialist for precise sizing.
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.
