We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

SPEC MH05000551500M Machine Hook Extension Spring - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC MH05000551500M Machine Hook Extension Spring

The SPEC Extension Spring is a machine hook extension spring made of music wire, supplied in a 3-pack. It features a 0.055 in wire diameter, 0.5 in outer diameter, and 1 1/2 in free length, with an oil finish (MPN…

SKU 3G-OTH-680491

Brand
SPEC
Item
MH05000551500M Machine Hook Extension Spring
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SPEC
Manufacturer Part Number
MH05000551500M
Type
3 PK
O.D.
0.5 in
Finish
Oil
Free Lg
1 1/2 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 machine hook extension spring made of music wire, supplied in a 3-pack. It features a 0.055 in wire diameter, 0.5 in outer diameter, and 1 1/2 in free length, with an oil finish (MPN MH05000551500M).

Frequently Asked Questions

What is a SPEC extension spring used for?

A SPEC extension spring stores and releases energy to resist pulling forces. It is commonly used in industrial machinery, automotive assemblies, and material handling equipment where a return force is needed, such as in counterbalances, latches, and tension mechanisms.

What are the specifications of the SPEC extension spring MH05000551500M?

This SPEC extension spring has a 0.055 in wire diameter, 0.5 in outer diameter, and 1 1/2 in free length. It is made of music wire with an oil finish and comes in a 3-pack. The manufacturer part number is MH05000551500M.

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 this music wire spring and manage international shipping for procurement teams.

How to select the right extension spring for an application?

Select an extension spring by matching wire diameter, outer diameter, and free length to your load and space requirements. Consider material—music wire offers high tensile strength. Ensure the spring's maximum extended length and hook style (machine hook) fit your assembly. Consult a spring rate chart for force calculations.

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 is made of music wire with an oil finish. It has a free length of 4 inches, a wire diameter of 0.115 inches, and an outer diameter of 1 inch. Supplied as a 2-pack, it is used to provide tension in applications such as conveyor systems, packaging equipment, and agricultural implements
SPEC
This extension spring is made of music wire with an oil finish. It has a free length of 4 inches, a wire diameter of 0.115 inches, and an outer diameter of 1 inch. Supplied as a 2-pack, it is used to provide tension in applications such as conveyor systems, packaging equipment, and agricultural implements
Music wire extension spring with machine hooks, 1 in free length, 0.055 in wire diameter, 0.36 in outer diameter, oil finish. Used to provide pulling force in mechanical assemblies such as garage doors, trampolines, and industrial machinery
SPEC
Music wire extension spring with machine hooks, 1 in free length, 0.055 in wire diameter, 0.36 in outer diameter, oil finish. Used to provide pulling force in mechanical assemblies such as garage doors, trampolines, and industrial machinery
Music wire extension spring with machine hooks. 0.037 in wire diameter, 0.36 in outer diameter, 3 in free length. Oil finish. Used for tensioning, counterbalancing, and return mechanisms in industrial equipment
SPEC
Music wire extension spring with machine hooks. 0.037 in wire diameter, 0.36 in outer diameter, 3 in free length. Oil finish. Used for tensioning, counterbalancing, and return mechanisms in industrial equipment
This extension spring features machine hooks on both ends for attachment. With an outer diameter of 8 mm, wire diameter of 1.6 mm, and free length of 91 mm, it provides pulling force in applications such as counterbalancing, tensioning, and return mechanisms. Supplied as a 2-pack with a plain finish
SPEC
This extension spring features machine hooks on both ends for attachment. With an outer diameter of 8 mm, wire diameter of 1.6 mm, and free length of 91 mm, it provides pulling force in applications such as counterbalancing, tensioning, and return mechanisms. Supplied as a 2-pack with a plain finish
Extension spring with machine hooks for tension applications. Outer diameter 0.18 in, free length 2-3/4 in, wire diameter 0.031 in. Plain finish. Supplied in a pack of 5. Used in machinery, automation, and material handling where a pulling force is required
SPEC
Extension spring with machine hooks for tension applications. Outer diameter 0.18 in, free length 2-3/4 in, wire diameter 0.031 in. Plain finish. Supplied in a pack of 5. Used in machinery, automation, and material handling where a pulling force is required
This 5-pack of machine hook extension springs from SPEC features a 0.36 in outer diameter, 1-1/8 in free length, and 0.026 in wire diameter with a plain finish. Extension springs store and release energy by resisting a pulling force, commonly used in industrial machinery, automotive assemblies, and material handling equipment where return or tension force is required
SPEC
This 5-pack of machine hook extension springs from SPEC features a 0.36 in outer diameter, 1-1/8 in free length, and 0.026 in wire diameter with a plain finish. Extension springs store and release energy by resisting a pulling force, commonly used in industrial machinery, automotive assemblies, and material handling equipment where return or tension force is required
Extension spring with machine hooks for tension applications. Stores energy and resists pulling forces. Used in industrial machinery, automation equipment, valves, clutches, and counterbalance mechanisms. Specifications: 5 mm outer diameter, 0.7 mm wire diameter, 24 mm free length, plain finish, 2 pack
SPEC
Extension spring with machine hooks for tension applications. Stores energy and resists pulling forces. Used in industrial machinery, automation equipment, valves, clutches, and counterbalance mechanisms. Specifications: 5 mm outer diameter, 0.7 mm wire diameter, 24 mm free length, plain finish, 2 pack
Machine hook extension spring made of 302 stainless steel with plain finish. Free length 6 1/2 in, wire diameter 0.115 in, outer diameter 1 in. Stores energy and resists pulling forces, returning components to original position after stretching. Suitable for industrial machinery, automotive assemblies, and material handling equipment
SPEC
Machine hook extension spring made of 302 stainless steel with plain finish. Free length 6 1/2 in, wire diameter 0.115 in, outer diameter 1 in. Stores energy and resists pulling forces, returning components to original position after stretching. Suitable for industrial machinery, automotive assemblies, and material handling equipment