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SPEC Extension Spring: Music Wire, 117.4 mm Free Lg, 0.63 mm Wire Dia, 7 mm O.D. - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: Music Wire, 117.4 mm Free Lg, 0.63 mm Wire Dia, 7 mm O.D.

The SPEC Extension Spring is a machine hook extension spring made of music wire, supplied as a 2-pack (MPN HM0700630117M). It features a 0.63 mm wire diameter, 7 mm outer diameter, 117.4 mm free length, and an oil…

SKU 3G-OTH-680398

Brand
SPEC
Item
Extension Spring: Music Wire, 117.4 mm Free Lg, 0.63 mm Wire Dia, 7 mm 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
HM0700630117M
Type
2 PK
O.D.
7 mm
Finish
Oil
Free Lg
117.4 mm
Wire Dia
0.63 mm

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 as a 2-pack (MPN HM0700630117M). It features a 0.63 mm wire diameter, 7 mm outer diameter, 117.4 mm free length, 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 a pulling force in industrial assemblies such as conveyor systems, packaging equipment, and agricultural machinery. The music wire construction and oil finish offer corrosion resistance and consistent tension across repeated cycles.

What are the specifications of the SPEC HM0700630117M extension spring?

The SPEC HM0700630117M extension spring has a 0.63 mm wire diameter, 7 mm outer diameter, and 117.4 mm free length. It is made of music wire with an oil finish and is supplied as a 2-pack. These dimensions suit light to medium tension applications in machinery.

Where to buy SPEC extension springs in worldwide?

3G Electric supplies SPEC extension springs worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine SPEC parts like the HM0700630117M 2-pack and support procurement across 14 industrial departments.

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

To select the right SPEC extension spring, match the free length, outer diameter, and wire diameter to your required working load and extension range. The HM0700630117M offers a 117.4 mm free length and 0.63 mm wire. 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.

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