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

SPEC Machine Hook Extension Spring

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 21.6 mm free length, 0.63 mm wire diameter, and 4.5 mm O.D. (MPN…

SKU 3G-OTH-681185

Brand
SPEC
Item
Machine Hook Extension Spring
Part Number
HM0450630022S
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
HM0450630022S
Type
2 PK
O.D.
4.5 mm
Finish
Plain
Free Lg
21.6 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 302 Stainless Steel machine hook extension spring, supplied as a 2 PK with a plain finish. Key specifications include a 21.6 mm free length, 0.63 mm wire diameter, and 4.5 mm O.D. (MPN HM0450630022S).

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 return force is needed after extension.

What are the specifications of the SPEC extension spring HM0450630022S?

This SPEC extension spring is made of 302 stainless steel with a plain finish. It has a 21.6 mm free length, 0.63 mm wire diameter, and 4.5 mm O.D. It is supplied as a 2 PK with machine hook ends.

Where to buy SPEC extension springs in worldwide?

3G Electric supplies SPEC extension springs worldwide. We handle full logistics and customs clearance to deliver industrial components like this 302 stainless steel spring to your facility, regardless of location.

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

To select the correct SPEC extension spring, match the free length, wire diameter, and outer diameter to your assembly's space and load requirements. Consider the material—302 stainless steel offers corrosion resistance—and ensure the hook ends fit your mounting points.

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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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Cross-referenced by specification & description
Extension spring with machine hooks on each end, made of 302 stainless steel. Free length 14.2 mm, wire diameter 0.9 mm, outer diameter 4.5 mm, plain finish. Supplied as a 2-pack. Used in machinery and mechanical assemblies to provide return force after extension
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Extension spring with machine hooks on each end, made of 302 stainless steel. Free length 14.2 mm, wire diameter 0.9 mm, outer diameter 4.5 mm, plain finish. Supplied as a 2-pack. Used in machinery and mechanical assemblies to provide return force after extension
Extension spring with machine hooks for tension applications. Made of 302 stainless steel with plain finish. Free length 11.1 mm, wire diameter 0.7 mm, outer diameter 3.5 mm. Supplied as a 2-pack. Used in industrial machinery and mechanical assemblies requiring controlled return force
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Extension spring with machine hooks for tension applications. Made of 302 stainless steel with plain finish. Free length 11.1 mm, wire diameter 0.7 mm, outer diameter 3.5 mm. Supplied as a 2-pack. Used in industrial machinery and mechanical assemblies requiring controlled return force
Extension spring with machine hook ends, made from 302 stainless steel. Free length 3 in, wire diameter 0.075 in, outer diameter 0.5 in. Plain finish. Supplied as a pack of 2. Used to provide tension and return force in industrial machinery, automation, and material handling equipment
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Extension spring with machine hook ends, made from 302 stainless steel. Free length 3 in, wire diameter 0.075 in, outer diameter 0.5 in. Plain finish. Supplied as a pack of 2. Used to provide tension and return force in industrial machinery, automation, and material handling equipment
This machine hook extension spring is made of 302 stainless steel with a plain finish. It has a free length of 23 mm, wire diameter of 0.9 mm, and outer diameter of 10 mm. Supplied as a 2-pack, it is used to provide pulling force in applications such as industrial machinery, material handling, and packaging equipment
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This machine hook extension spring is made of 302 stainless steel with a plain finish. It has a free length of 23 mm, wire diameter of 0.9 mm, and outer diameter of 10 mm. Supplied as a 2-pack, it is used to provide pulling force in applications such as industrial machinery, material handling, and packaging equipment
Extension spring with machine hooks for tension applications. Made of 302 stainless steel with plain finish. Free length 126.1 mm, wire diameter 0.5 mm, outer diameter 5.5 mm. Supplied as a 2-pack. Used in industrial machinery, automotive assemblies, and material handling equipment where a return force is needed after extension
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Extension spring with machine hooks for tension applications. Made of 302 stainless steel with plain finish. Free length 126.1 mm, wire diameter 0.5 mm, outer diameter 5.5 mm. Supplied as a 2-pack. Used in industrial machinery, automotive assemblies, and material handling equipment where a return force is needed after extension
Extension spring with machine hook ends for tension applications. Constructed from 302 stainless steel with a plain finish. Free length 63.7 mm, wire diameter 1.6 mm, outer diameter 17 mm. Supplied as a 2-pack
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Extension spring with machine hook ends for tension applications. Constructed from 302 stainless steel with a plain finish. Free length 63.7 mm, wire diameter 1.6 mm, outer diameter 17 mm. Supplied as a 2-pack

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Extension Spring: 302 Stainless Steel, 3 1/2 in Free Lg, 0.135 in Wire Dia, 1.25 in O.D. (MPN H12501353500S)
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This SPEC extension spring features machine hooks on both ends for tension applications. With a free length of 303.2 mm, wire diameter of 2.5 mm, and outer diameter of 18 mm, it provides a defined pulling force. The plain finish suits general industrial use where corrosion resistance is not critical
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This SPEC extension spring features machine hooks on both ends for tension applications. With a free length of 303.2 mm, wire diameter of 2.5 mm, and outer diameter of 18 mm, it provides a defined pulling force. The plain finish suits general industrial use where corrosion resistance is not critical
This machine hook extension spring is made of music wire with an oil finish. It has a 0.011 in wire diameter, 0.063 in outer diameter, and 7/16 in free length. Supplied in a 5-pack, it is used to store energy and provide resistance to pulling forces in applications such as latches, counterbalances, and tensioning systems
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This machine hook extension spring is made of music wire with an oil finish. It has a 0.011 in wire diameter, 0.063 in outer diameter, and 7/16 in free length. Supplied in a 5-pack, it is used to store energy and provide resistance to pulling forces in applications such as latches, counterbalances, and tensioning systems
This machine hook extension spring is made of 302 stainless steel with a plain finish. It has a free length of 1 3/8 in, wire diameter of 0.034 in, and outer diameter of 0.18 in. Supplied as a 5-pack, it is used to provide tension in mechanical assemblies such as industrial machinery, automotive components, and material handling equipment
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This machine hook extension spring is made of 302 stainless steel with a plain finish. It has a free length of 1 3/8 in, wire diameter of 0.034 in, and outer diameter of 0.18 in. Supplied as a 5-pack, it is used to provide tension in mechanical assemblies such as industrial machinery, automotive components, and material handling equipment
Music wire extension spring with machine hooks, 5-inch free length, 0.085-inch wire diameter, 1.125-inch outer diameter, oil finish. Supplied in a 2-pack. Used to provide pulling force in industrial machinery for counterbalancing, tensioning belts, or returning mechanisms to position
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Music wire extension spring with machine hooks, 5-inch free length, 0.085-inch wire diameter, 1.125-inch outer diameter, oil finish. Supplied in a 2-pack. Used to provide pulling force in industrial machinery for counterbalancing, tensioning belts, or returning mechanisms to position
This 5-pack of machine hook extension springs is made from music wire with an oil finish. Each spring has a free length of 7/8 in, wire diameter of 0.031 in, and outer diameter of 0.18 in. Extension springs store and release energy to resist pulling forces, commonly used to return components to their original position after extension in various mechanical assemblies
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