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SPEC HM1802500303S Machine Hook Extension Spring - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC HM1802500303S Machine Hook Extension Spring

The SPEC Extension Spring (MPN HM1802500303S) is a 302 Stainless Steel machine hook extension spring with a free length of 303.2 mm, wire diameter of 2.5 mm, and outer diameter of 18 mm, finished plain. 3G Electric…

SKU 3G-OTH-680234

Brand
SPEC
Item
HM1802500303S Machine Hook Extension Spring
Part Number
HM1802500303S
Category
Machine Hook Extension Springs
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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
HM1802500303S
O.D
18 mm
Finish
Plain
Free Lg
303.2 mm
Wire Dia
2.5 mm

Technical Documents

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

Product Description

The SPEC Extension Spring (MPN HM1802500303S) is a 302 Stainless Steel machine hook extension spring with a free length of 303.2 mm, wire diameter of 2.5 mm, and outer diameter of 18 mm, finished plain. 3G Electric interprets this demand and delivers it across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor for brands including FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke.

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, such as counterbalances, garage doors, and industrial machinery. The 302 stainless steel construction offers corrosion resistance for demanding environments.

What are the specifications of the SPEC HM1802500303S extension spring?

The SPEC HM1802500303S is a 302 stainless steel machine hook extension spring with a free length of 303.2 mm, wire diameter of 2.5 mm, outer diameter of 18 mm, and a plain finish. It is designed for applications requiring a precise pulling force.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver this spring across 14 departments, including specialist expertise in combustion, pumps, and controls.

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

To select the right SPEC extension spring, match the free length, wire diameter, and outer diameter to your assembly's space and load requirements. Ensure the material—like 302 stainless steel—suits the environment. 3G Electric can help interpret your demand and source the correct part.

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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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This extension spring features machine hooks for tension applications in mechanical assemblies. Made from music wire with an oil finish, it has a 0.031 in wire diameter, 0.18 in outer diameter, and 3/4 in free length. Supplied in a 5-pack
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Machine hook extension spring made of music wire with an oil finish. Wire diameter 0.045 in, outer diameter 0.5 in, free length 4 1/2 in. Used to provide pulling force in assemblies such as counterbalances, garage doors, and agricultural equipment. Sold in a pack of 5
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This machine hook extension spring is made of music wire with an oil finish. It has a free length of 28 mm, wire diameter of 0.5 mm, and outer diameter of 2.5 mm. Supplied as a 2-pack, it is used to provide tension in industrial assemblies such as valves, clutches, and conveyor systems
This extension spring features machine hooks for tension applications. With a 4.5 mm wire diameter, 32 mm outer diameter, and 298 mm free length, it provides consistent force in counterbalancing, lifting, or pulling mechanisms. The plain finish suits general industrial use
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This extension spring features machine hooks for tension applications. With a 4.5 mm wire diameter, 32 mm outer diameter, and 298 mm free length, it provides consistent force in counterbalancing, lifting, or pulling mechanisms. The plain finish suits general industrial use

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