Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

SPEC Machine Hook Extension Spring 3-Pack - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Machine Hook Extension Spring 3-Pack

The SPEC Extension Spring is a 302 Stainless Steel Machine Hook Extension Spring, supplied as a 3 PK with a Plain finish. Key specifications include a Free Length of 3 in, Wire Diameter of 0.055 in, and an Outer…

SKU 3G-OTH-679976

Brand
SPEC
Item
Machine Hook Extension Spring 3-Pack
Part Number
H03600553000S
Category
Machine Hook Extension Springs
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
H03600553000S
Type
3 PK
O.D.
0.36 in
Finish
Plain
Free Lg
3 in
Wire Dia
0.055 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 3 PK with a Plain finish. Key specifications include a Free Length of 3 in, Wire Diameter of 0.055 in, and an Outer Diameter of 0.36 in (MPN H03600553000S). 3G Electric interprets demand and delivers this genuine industrial spring across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is the SPEC Extension Spring used for?

The SPEC Extension Spring is used to provide a pulling force in industrial machinery, such as in material handling, packaging equipment, and automation systems. Its 302 stainless steel construction offers corrosion resistance for demanding environments.

What are the specifications of the SPEC Extension Spring H03600553000S?

This SPEC Extension Spring has a free length of 3 in, wire diameter of 0.055 in, outer diameter of 0.36 in, and a plain finish. It is a 3-pack (3 PK) of machine hook extension springs made from 302 stainless steel.

Where to buy the SPEC Extension Spring in worldwide?

3G Electric supplies and delivers the SPEC Extension Spring worldwide. We handle full logistics and customs clearance to ensure the spring reaches your facility, whether for a single maintenance need or a large-scale industrial project.

How to select the right extension spring for an application?

To select the right extension spring, match the free length, wire diameter, and outer diameter to your application's load and space requirements. The SPEC spring's 302 stainless steel suits corrosive environments. Consult a technical resource for precise force calculations.

Not sure this is the right part? Photo-identify it

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from SPEC

View all SPEC parts
This extension spring features machine hooks and is constructed from music wire with an oil finish. It has a wire diameter of 0.135 in, an outside diameter of 1.25 in, and a free length of 6 1/2 in. Commonly used in industrial machinery, material handling equipment, and automation systems to store and release energy by resisting pulling forces
SPEC
This extension spring features machine hooks and is constructed from music wire with an oil finish. It has a wire diameter of 0.135 in, an outside diameter of 1.25 in, and a free length of 6 1/2 in. Commonly used in industrial machinery, material handling equipment, and automation systems to store and release energy by resisting pulling forces
Extension spring with machine hooks, 302 stainless steel, plain finish. Free length 6 1/2 in, wire diameter 0.095 in, outer diameter 1 in. Provides tension and return motion in industrial machinery, automotive assemblies, and material handling equipment
SPEC
Extension spring with machine hooks, 302 stainless steel, plain finish. Free length 6 1/2 in, wire diameter 0.095 in, outer diameter 1 in. Provides tension and return motion in industrial machinery, automotive assemblies, and material handling equipment
Machine hook extension spring made of 302 stainless steel with plain finish. Free length 41.4 mm, wire diameter 0.55 mm, outer diameter 6 mm. Supplied as a 2-pack. Used in industrial machinery, automation, and material handling applications requiring corrosion resistance and constant tension
SPEC
Machine hook extension spring made of 302 stainless steel with plain finish. Free length 41.4 mm, wire diameter 0.55 mm, outer diameter 6 mm. Supplied as a 2-pack. Used in industrial machinery, automation, and material handling applications requiring corrosion resistance and constant tension
Machine hook extension spring with plain finish. Free length 12.1 mm, wire diameter 0.63 mm, outer diameter 4.5 mm. Supplied as a 2-pack. Used to apply pulling force between components in mechanical assemblies
SPEC
Machine hook extension spring with plain finish. Free length 12.1 mm, wire diameter 0.63 mm, outer diameter 4.5 mm. Supplied as a 2-pack. Used to apply pulling force between components in mechanical assemblies
This extension spring is made of music wire with an oil finish. It has a free length of 56.8 mm, wire diameter of 1.8 mm, and outer diameter of 20 mm. Supplied in a 2-pack, it is used to provide tension in machinery, pulling components together or returning them to position
SPEC
This extension spring is made of music wire with an oil finish. It has a free length of 56.8 mm, wire diameter of 1.8 mm, and outer diameter of 20 mm. Supplied in a 2-pack, it is used to provide tension in machinery, pulling components together or returning them to position
This 5-pack of machine hook extension springs features a plain finish and is designed to provide pulling force in mechanical assemblies. Common applications include industrial machinery, automotive components, and material handling equipment where controlled tension is required
SPEC
This 5-pack of machine hook extension springs features a plain finish and is designed to provide pulling force in mechanical assemblies. Common applications include industrial machinery, automotive components, and material handling equipment where controlled tension is required
This extension spring features machine hook ends and is made of 302 stainless steel with a plain finish. It has an outer diameter of 0.18 in, wire diameter of 0.022 in, and free length of 1/2 in. Supplied as a 5-pack, it is used in applications requiring a return force, such as in valves, clutches, and counterbalance mechanisms
SPEC
This extension spring features machine hook ends and is made of 302 stainless steel with a plain finish. It has an outer diameter of 0.18 in, wire diameter of 0.022 in, and free length of 1/2 in. Supplied as a 5-pack, it is used in applications requiring a return force, such as in valves, clutches, and counterbalance mechanisms
Extension spring with machine hooks, 302 stainless steel, plain finish. Free length 1 3/8 in, wire diameter 0.055 in, outer diameter 0.36 in. Sold as a 5-pack. Used to apply pulling force in machinery such as material handling, packaging, and automation systems
SPEC
Extension spring with machine hooks, 302 stainless steel, plain finish. Free length 1 3/8 in, wire diameter 0.055 in, outer diameter 0.36 in. Sold as a 5-pack. Used to apply pulling force in machinery such as material handling, packaging, and automation systems