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

SPEC Extension Spring: 302 Stainless Steel, 28 mm Free Lg, 0.5 mm Wire Dia, 2.5 mm O.D. - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: 302 Stainless Steel, 28 mm Free Lg, 0.5 mm Wire Dia, 2.5 mm O.D.

The SPEC Extension Spring is a 302 Stainless Steel machine hook extension spring, supplied as a 2 PK with a plain finish. Key specifications include a 28 mm free length, 0.5 mm wire diameter, and 2.5 mm O.D. (MPN…

SKU 3G-OTH-680860

Brand
SPEC
Item
Extension Spring: 302 Stainless Steel, 28 mm Free Lg, 0.5 mm Wire Dia, 2.5 mm O.D.
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
HM0250500028S
Type
2 PK
O.D.
2.5 mm
Finish
Plain
Free Lg
28 mm
Wire Dia
0.5 mm

Technical Documents

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

Product Description

The SPEC Extension Spring is a 302 Stainless Steel machine hook extension spring, supplied as a 2 PK with a plain finish. Key specifications include a 28 mm free length, 0.5 mm wire diameter, and 2.5 mm O.D. (MPN HM0250500028S).

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, automation equipment, and mechanical assemblies where a return force is needed, such as in valves, clutches, and counterbalance mechanisms.

What are the specifications of the SPEC HM0250500028S extension spring?

The SPEC HM0250500028S is a 302 stainless steel machine hook extension spring with a 28 mm free length, 0.5 mm wire diameter, and 2.5 mm O.D. It has a plain finish and is supplied as a 2-pack. These dimensions ensure precise fit in your application.

Where to buy SPEC extension springs 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 parts like the HM0250500028S and ensure they meet your specifications.

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. Consider material—302 stainless steel offers corrosion resistance. For the SPEC HM0250500028S, verify the 28 mm free length and 2.5 mm O.D. fit your design.

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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