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SPEC Extension Spring: Music Wire, 3 1/2 in Free Lg, 0.037 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, 0.037 in Wire Dia, 0.36 in O.D.

The SPEC Extension Spring is a music-wire machine hook extension spring supplied in a 5-pack (MPN MH03600373500M). It features a 0.037 in wire diameter, 0.36 in O.D., 3 1/2 in free length, and an oil finish.

SKU 3G-OTH-679728

Brand
SPEC
Item
Extension Spring: Music Wire, 3 1/2 in Free Lg, 0.037 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
MH03600373500M
Type
5 PK
O.D.
0.36 in
Finish
Oil
Free Lg
3 1/2 in
Wire Dia
0.037 in

Technical Documents

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

Product Description

The SPEC Extension Spring is a music-wire machine hook extension spring supplied in a 5-pack (MPN MH03600373500M). It features a 0.037 in wire diameter, 0.36 in O.D., 3 1/2 in free length, and an oil finish.

Frequently Asked Questions

What is a SPEC extension spring used for?

A SPEC extension spring is used to provide a pulling force in mechanical assemblies. Common applications include industrial machinery, automotive components, and agricultural equipment where a controlled return or tension force is required.

What are the specifications of the SPEC extension spring MH03600373500M?

This SPEC extension spring has a 0.037 in wire diameter, 0.36 in O.D., 3 1/2 in free length, and an oil finish. It is made from music wire and comes in a 5-pack. The manufacturer part number is MH03600373500M.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide. We handle full logistics and customs clearance to deliver to your facility. Contact us for a quote on the MH03600373500M 5-pack or other sizes.

How to select the right extension spring for an application?

Select an extension spring by matching wire diameter, outer diameter, free length, and material to your load and deflection requirements. The SPEC MH03600373500M uses music wire for high tensile strength. Consult a spring design guide for precise calculations.

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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