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SPEC Extension Spring: Music Wire, 3 1/2 in Free Lg, 0.058 in Wire Dia, 0.36 in O.D. - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: Music Wire, 3 1/2 in Free Lg, 0.058 in Wire Dia, 0.36 in O.D.

The SPEC Extension Spring is a machine hook extension spring made of music wire, supplied in a 5-pack (SKU 3G-OTH-679756, MPN MH03600583500M). It features a 3 1/2 in free length, 0.058 in wire diameter, 0.36 in outer…

SKU 3G-OTH-679756

Brand
SPEC
Item
Extension Spring: Music Wire, 3 1/2 in Free Lg, 0.058 in Wire Dia, 0.36 in O.D.
Category
Machine Hook Extension Springs
Available to Order
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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

Technical Specifications

SPEC
Manufacturer Part Number
MH03600583500M
Type
5 PK
O.D.
0.36 in
Finish
Oil
Free Lg
3 1/2 in
Wire Dia
0.058 in

Technical Documents

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SPEC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPEC Extension Spring is a machine hook extension spring made of music wire, supplied in a 5-pack (SKU 3G-OTH-679756, MPN MH03600583500M). It features a 3 1/2 in free length, 0.058 in wire diameter, 0.36 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 assemblies, such as counterbalances, garage doors, and agricultural equipment. The music wire construction and oil finish offer reliable performance in moderate-duty tension applications across machining, material handling, and general manufacturing.

What are the specifications of the SPEC extension spring MH03600583500M?

This SPEC extension spring has a 3 1/2 in free length, 0.058 in wire diameter, and 0.36 in outer diameter. It is made of music wire with an oil finish and comes in a 5-pack. The manufacturer part number is MH03600583500M, and the SKU is 831CW8.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source genuine parts like the MH03600583500M 5-pack and deliver to your facility, regardless of location.

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. The SPEC MH03600583500M uses music wire for good fatigue life. Ensure the machine hooks fit your mounting points and that the oil finish suits 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.

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