We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

SPEC Machine Hook Extension Spring - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Machine Hook Extension Spring

The SPEC Extension Spring is a machine hook extension spring made from music wire, with a 76 mm free length, 4 mm wire diameter, and 28 mm O.D., finished in oil (MPN HM2804000076M). 3G Electric sources this spring…

SKU 3G-OTH-680631

Brand
SPEC
Item
Machine Hook Extension Spring
Category
Machine Hook Extension Springs
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SPEC
Manufacturer Part Number
HM2804000076M
O.D
28 mm
Finish
Oil
Free Lg
76 mm
Wire Dia
4 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 from music wire, with a 76 mm free length, 4 mm wire diameter, and 28 mm O.D., finished in oil (MPN HM2804000076M). 3G Electric sources this spring across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate sourcing and support.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a SPEC extension spring used for?

A SPEC extension spring stores energy and provides resistance to pulling forces. It is commonly used in industrial machinery, automotive assemblies, and material handling equipment where a controlled return motion is required.

What are the specifications of the SPEC extension spring HM2804000076M?

This SPEC extension spring has a 76 mm free length, 4 mm wire diameter, 28 mm O.D., and an oil finish. It is made from music wire with machine hooks, suitable for general-purpose tension applications.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide, handling logistics, customs, and delivery. As a global industrial solutions provider, we source this spring across 14 departments, with specialist expertise in combustion, pumps, and controls for accurate support.

How to select the right SPEC extension spring?

Select a SPEC extension spring by matching free length, wire diameter, and O.D. to your application's load and travel requirements. Ensure the hook type (machine hook) fits your mounting points. 3G Electric can help verify specifications 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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