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

SPEC Extension Spring: 302 Stainless Steel - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: 302 Stainless Steel

The SPEC Extension Spring is a 302 Stainless Steel machine hook extension spring with a free length of 4 in, wire diameter of 0.105 in, and outer diameter of 1.125 in. It features a plain finish and is identified by…

SKU 3G-OTH-679681

Brand
SPEC
Item
Extension Spring: 302 Stainless Steel
Part Number
H11251054000S
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
H11251054000S
O.D
1.125 in
Finish
Plain
Free Lg
4 in
Wire Dia
0.105 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 with a free length of 4 in, wire diameter of 0.105 in, and outer diameter of 1.125 in. It features a plain finish and is identified by manufacturer part number H11251054000S.

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 or tension is required.

What are the specifications of the SPEC extension spring H11251054000S?

This SPEC extension spring is made of 302 stainless steel with a plain finish. It has a free length of 4 in, wire diameter of 0.105 in, and outer diameter of 1.125 in. The manufacturer part number is H11251054000S.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 302 stainless steel spring with a 4 in free length.

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 load and space requirements. Consider material—302 stainless steel offers corrosion resistance. Verify hook style and finish for your environment.

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

Compatible alternatives & equivalents

Cross-referenced by specification & description
Machine hook extension spring made of 302 stainless steel with plain finish. Free length 6 in, wire diameter 0.135 in, outer diameter 1 in. Used in tension applications to store and release energy in industrial machinery, automotive assemblies, and material handling equipment
SPEC
Machine hook extension spring made of 302 stainless steel with plain finish. Free length 6 in, wire diameter 0.135 in, outer diameter 1 in. Used in tension applications to store and release energy in industrial machinery, automotive assemblies, 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 5 1/2 in, wire diameter of 0.105 in, and outer diameter of 1 in. Extension springs store energy and resist pulling forces, commonly used in industrial machinery, automotive assemblies, and material handling equipment
SPEC
This machine hook extension spring is made of 302 stainless steel with a plain finish. It has a free length of 5 1/2 in, wire diameter of 0.105 in, and outer diameter of 1 in. Extension springs store energy and resist pulling forces, commonly used in industrial machinery, automotive assemblies, and material handling equipment
Machine hook extension spring with a free length of 2-1/2 in, wire diameter of 0.148 in, and outer diameter of 1 in. Made from 302 stainless steel with a plain finish. Used to store and release energy under tension in applications such as industrial machinery, automotive assemblies, and material handling equipment
SPEC
Machine hook extension spring with a free length of 2-1/2 in, wire diameter of 0.148 in, and outer diameter of 1 in. Made from 302 stainless steel with a plain finish. Used to store and release energy under tension in applications such as industrial machinery, automotive assemblies, and material handling equipment
Machine hook extension spring made from 302 stainless steel with plain finish. Free length 8 in, wire diameter 0.095 in, outer diameter 1 in. Used to provide pulling force in industrial machinery such as material handling, packaging equipment, and automation systems
SPEC
Machine hook extension spring made from 302 stainless steel with plain finish. Free length 8 in, wire diameter 0.095 in, outer diameter 1 in. Used to provide pulling force in industrial machinery such as material handling, packaging equipment, and automation systems
Extension spring with machine hooks for tensile force applications. Made of 302 stainless steel with plain finish. Free length 2 3/4 in, wire diameter 0.085 in, outer diameter 1 in. Used in industrial machinery, automotive assemblies, and material handling equipment requiring a pulling force to return components to original position
SPEC
Extension spring with machine hooks for tensile force applications. Made of 302 stainless steel with plain finish. Free length 2 3/4 in, wire diameter 0.085 in, outer diameter 1 in. Used in industrial machinery, automotive assemblies, and material handling equipment requiring a pulling force to return components to original position
This machine hook extension spring is made of 302 stainless steel with a plain finish. It has a free length of 4 1/2 in, wire diameter of 0.148 in, and outer diameter of 1 in. Extension springs store and release energy by resisting a pulling force, commonly used in industrial machinery, automotive assemblies, and material handling equipment for controlled return motion
SPEC
This machine hook extension spring is made of 302 stainless steel with a plain finish. It has a free length of 4 1/2 in, wire diameter of 0.148 in, and outer diameter of 1 in. Extension springs store and release energy by resisting a pulling force, commonly used in industrial machinery, automotive assemblies, and material handling equipment for controlled return motion

More from SPEC

View all SPEC parts
Music wire extension spring with machine hook ends. Free length 55.3 mm, wire diameter 2.5 mm, outside diameter 13 mm. Oil finish. Used to provide tension in mechanical assemblies such as industrial machinery and automotive components
SPEC
Music wire extension spring with machine hook ends. Free length 55.3 mm, wire diameter 2.5 mm, outside diameter 13 mm. Oil finish. Used to provide tension in mechanical assemblies such as industrial machinery and automotive components
Music wire extension spring with machine hooks. Free length 57.2 mm, wire diameter 0.55 mm, outer diameter 2.8 mm. Oil finish. Supplied as a 2-pack. Used to store and release energy, providing tension in mechanical assemblies such as counterbalances, latches, and conveyor components
SPEC
Music wire extension spring with machine hooks. Free length 57.2 mm, wire diameter 0.55 mm, outer diameter 2.8 mm. Oil finish. Supplied as a 2-pack. Used to store and release energy, providing tension in mechanical assemblies such as counterbalances, latches, and conveyor components
Extension Spring: 302 Stainless Steel, 1 1/2 in Free Lg, 0.02 in Wire Dia, 0.12 in O.D., 5 PK (MPN H01200201500S)
SPEC
Extension Spring: 302 Stainless Steel, 1 1/2 in Free Lg, 0.02 in Wire Dia, 0.12 in O.D., 5 PK (MPN H01200201500S)
This extension spring features machine hooks for secure attachment in tensioning applications. Made from music wire with an oil finish, it provides consistent pulling force. Suitable for use in industrial assemblies such as conveyor systems, gate mechanisms, and counterbalance setups. Sold as a 2-pack
SPEC
This extension spring features machine hooks for secure attachment in tensioning applications. Made from music wire with an oil finish, it provides consistent pulling force. Suitable for use in industrial assemblies such as conveyor systems, gate mechanisms, and counterbalance setups. Sold as a 2-pack
Pack of 5 machine hook extension springs made of music wire with an oil finish. Each spring has a free length of 1 in, wire diameter of 0.02 in, and outer diameter of 0.12 in. Used to provide pulling force in tension control applications such as conveyor systems and packaging equipment
SPEC
Pack of 5 machine hook extension springs made of music wire with an oil finish. Each spring has a free length of 1 in, wire diameter of 0.02 in, and outer diameter of 0.12 in. Used to provide pulling force in tension control applications such as conveyor systems and packaging equipment
Extension spring with machine hooks, 302 stainless steel, plain finish. Free length 43.3 mm, wire diameter 1.4 mm, outer diameter 15 mm. Supplied in a pack of 2. Used to provide tension in assemblies such as material handling, packaging, and automation equipment
SPEC
Extension spring with machine hooks, 302 stainless steel, plain finish. Free length 43.3 mm, wire diameter 1.4 mm, outer diameter 15 mm. Supplied in a pack of 2. Used to provide tension in assemblies such as material handling, packaging, and automation equipment
Pack of five machine hook extension springs with 0.18 in outer diameter, 2 1/2 in free length, and 0.022 in wire diameter. Plain finish. Used to provide tensile force in mechanical assemblies, counterbalances, and tensioning systems
SPEC
Pack of five machine hook extension springs with 0.18 in outer diameter, 2 1/2 in free length, and 0.022 in wire diameter. Plain finish. Used to provide tensile force in mechanical assemblies, counterbalances, and tensioning systems
This extension spring features machine hooks for secure attachment in tension applications. Constructed from music wire with an oil finish, it provides consistent pulling force in industrial machinery such as conveyors, agricultural equipment, and automotive assemblies
SPEC
This extension spring features machine hooks for secure attachment in tension applications. Constructed from music wire with an oil finish, it provides consistent pulling force in industrial machinery such as conveyors, agricultural equipment, and automotive assemblies