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SPEC Extension Spring: Music Wire, 1 3/8 in Free Lg, 0.049 in Wire Dia, 0.5 in O.D. - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: Music Wire, 1 3/8 in Free Lg, 0.049 in Wire Dia, 0.5 in O.D.

SPEC Machine Hook Extension Springs (Music Wire), SKU 3G-OTH-679281, are supplied as a 5 PK with a 0.049 in wire diameter, 0.5 in O.D., and 1 3/8 in free length, finished in oil (MPN MH05000491370M). 3G Electric…

SKU 3G-OTH-679281

Brand
SPEC
Item
Extension Spring: Music Wire, 1 3/8 in Free Lg, 0.049 in Wire Dia, 0.5 in O.D.
Category
Machine Hook Extension Springs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SPEC
Manufacturer Part Number
MH05000491370M
Type
5 PK
O.D.
0.5 in
Finish
Oil
Free Lg
1 3/8 in
Wire Dia
0.049 in

Technical Documents

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

Product Description

SPEC Machine Hook Extension Springs (Music Wire), SKU 3G-OTH-679281, are supplied as a 5 PK with a 0.049 in wire diameter, 0.5 in O.D., and 1 3/8 in free length, finished in oil (MPN MH05000491370M). 3G Electric interprets this demand and sources the exact OEM-specified spring, backed by specialist expertise across 14 industrial departments — and far more — with trusted depth in combustion, pumps and controls.

Frequently Asked Questions

What is a SPEC Machine Hook Extension Spring used for?

A SPEC Machine Hook Extension Spring is used to provide tension in mechanical assemblies, such as in industrial machinery, automotive components, and material handling equipment. It stores and releases energy to return parts to their original position. 3G Electric sources this exact OEM-specified spring for global industrial applications.

What are the specifications of the SPEC Extension Spring 828NK4?

The SPEC Extension Spring 828NK4 has a 0.049 in wire diameter, 0.5 in O.D., and 1 3/8 in free length. It is made of music wire with an oil finish, supplied as a 5 PK. The manufacturer part number is MH05000491370M. 3G Electric supplies this spring for precision tension applications.

Where to buy SPEC Extension Spring MH05000491370M worldwide?

You can buy the SPEC Extension Spring MH05000491370M worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source the exact OEM-specified spring and support your procurement with specialist expertise across 14 industrial departments.

How to select the right SPEC extension spring for an application?

To select the right SPEC extension spring, match the wire diameter, outer diameter, and free length to your assembly's tension requirements. Consider the material—music wire offers high tensile strength. The oil finish provides corrosion resistance. 3G Electric can help interpret your demand and source the correct spring for your machinery.

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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