SPEC Extension Spring: Music Wire, 27.7 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 5.5 mm outer diameter, 27.7 mm free length, and 0.5 mm wire diameter. It features an oil finish and is identified…
SKU 3G-OTH-680890
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
Need installation or engineering help?
Ask a question
Product Description
The SPEC Extension Spring is a music wire machine hook extension spring, supplied as a 2-pack with a 5.5 mm outer diameter, 27.7 mm free length, and 0.5 mm wire diameter. It features an oil finish and is identified by manufacturer part number HM0550500028M.
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 is used to store and release energy by resisting a pulling force. It is commonly applied in industrial machinery, automotive assemblies, and mechanical systems where a return force is needed, such as in latches, clutches, and counterbalances.
What are the specifications of the SPEC HM0550500028M extension spring?
The SPEC HM0550500028M is a music wire machine hook extension spring supplied as a 2-pack. It has a 5.5 mm outer diameter, 27.7 mm free length, 0.5 mm wire diameter, and an oil finish. The manufacturer part number is HM0550500028M.
Where to buy SPEC extension springs worldwide?
3G Electric supplies SPEC extension springs worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine SPEC parts like the HM0550500028M to your facility, regardless of location.
How to select the right SPEC extension spring for an application?
To select the right SPEC extension spring, match the free length, outer diameter, and wire diameter to your application's required extension and load. The oil finish provides corrosion resistance. Consult the manufacturer's load-deflection data to ensure the spring meets your force requirements.
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.
