SPEC Extension Spring: Music Wire, 1 3/8 in Free Lg, 0.055 in Wire Dia, 0.3 in O.D.
The SPEC Extension Spring is a machine hook extension spring made of music wire, supplied in a 5-pack (SKU MH03000551370M, MPN MH03000551370M). It features a 1 3/8 in free length, 0.055 in wire diameter, 0.3 in outer…
SKU 3G-OTH-679230
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
The SPEC Extension Spring is a machine hook extension spring made of music wire, supplied in a 5-pack (SKU MH03000551370M, MPN MH03000551370M). It features a 1 3/8 in free length, 0.055 in wire diameter, 0.3 in outer diameter, and an oil finish.
Frequently Asked Questions
What is a SPEC extension spring used for?
A SPEC extension spring with machine hooks is used to provide pulling force in industrial machinery, such as in conveyors, packaging equipment, and automotive assemblies. The music wire construction and oil finish offer corrosion resistance and consistent tension for repeated cycles.
What are the specifications of the SPEC extension spring 3G-OTH-679230?
The SPEC extension spring (SKU 3G-OTH-679230, MPN MH03000551370M) has a 1 3/8 in free length, 0.055 in wire diameter, 0.3 in outer diameter, and an oil finish. It is a 5-pack of music wire machine hook springs, suitable for moderate-load applications.
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 genuine parts like the MH03000551370M 5-pack and deliver 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 free length, wire diameter, and outer diameter to your assembly's space and load requirements. The 0.055 in wire diameter and 0.3 in O.D. suit moderate-force needs. Always verify hook type and finish compatibility with your environment.
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.
