SPEC Extension Spring: Music Wire, 1 3/4 in Free Lg, 0.039 in Wire Dia, 0.36 in O.D.
The SPEC Extension Spring is a machine hook extension spring made from music wire, supplied in a 5-pack (SKU MH03600391750M, MPN MH03600391750M). It features a 1 3/4 in free length, 0.039 in wire diameter, 0.36 in…
SKU 3G-OTH-679246
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
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Product Description
The SPEC Extension Spring is a machine hook extension spring made from music wire, supplied in a 5-pack (SKU MH03600391750M, MPN MH03600391750M). It features a 1 3/4 in free length, 0.039 in wire diameter, 0.36 in O.D., 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 assemblies, such as counterbalances, garage doors, and agricultural equipment. The music wire construction and oil finish offer corrosion resistance and consistent tension across repeated cycles.
What are the specifications of the SPEC extension spring 3G-OTH-679246?
The SPEC extension spring (SKU 3G-OTH-679246, MPN MH03600391750M) has a 1 3/4 in free length, 0.039 in wire diameter, 0.36 in O.D., and an oil finish. It is made from music wire and supplied in a 5-pack. These dimensions suit light- to medium-duty tension 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 sourcing partner, we provide genuine SPEC parts like the MH03600391750M 5-pack to facilities across 14 departments, including machining and material handling.
How to select the right SPEC extension spring for an application?
To select the correct SPEC extension spring, match free length, wire diameter, and O.D. to your assembly's required travel and load. The 0.039 in wire diameter and 1 3/4 in free length suit moderate-force uses. Always verify hook type and finish—oil finish resists light corrosion.
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.
