We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

SPEC Machine Hook Extension Spring 5-Pack - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Machine Hook Extension Spring 5-Pack

The SPEC Extension Spring is a machine hook extension spring made of music wire, supplied in a 5-pack (MPN MH03600311120M). It features a free length of 1 1/8 in, wire diameter of 0.031 in, outer diameter of 0.36 in…

SKU 3G-OTH-679236

Brand
SPEC
Item
Machine Hook Extension Spring 5-Pack
Part Number
MH03600311120M
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 — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SPEC
Manufacturer Part Number
MH03600311120M
Type
5 PK
O.D.
0.36 in
Finish
Oil
Free Lg
1 1/8 in
Wire Dia
0.031 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 5-pack (MPN MH03600311120M). It features a free length of 1 1/8 in, wire diameter of 0.031 in, outer diameter of 0.36 in, and an oil finish.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a SPEC extension spring used for?

A SPEC extension spring with machine hooks is used to provide pulling force in industrial assemblies, such as counterbalances, garage doors, and agricultural equipment. The music wire construction and oil finish offer corrosion resistance and consistent tension across repeated cycles.

What are the specifications of the SPEC extension spring MH03600311120M?

This SPEC extension spring has a free length of 1 1/8 in, wire diameter of 0.031 in, outer diameter of 0.36 in, and an oil finish. It is supplied as a 5-pack with machine hook ends, made from music wire for durability in tension applications.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide, handling full logistics and customs clearance. As a global industrial sourcing partner, we provide genuine SPEC parts like the MH03600311120M 5-pack to customers across 14 departments, including machining and material handling.

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

To select a SPEC extension spring, match free length, wire diameter, and outer diameter to your assembly's required travel and load. The oil finish on this music wire spring reduces friction. Always verify hook type and ensure the spring operates within its elastic limit to avoid permanent set.

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 for attachment and is used to provide a pulling force between two components. It is made of 302 stainless steel with a plain finish. Outer diameter is 2.5 mm, wire diameter is 0.5 mm, and free length is 51 mm. Supplied as a 2-pack
SPEC
This extension spring features machine hooks for attachment and is used to provide a pulling force between two components. It is made of 302 stainless steel with a plain finish. Outer diameter is 2.5 mm, wire diameter is 0.5 mm, and free length is 51 mm. Supplied as a 2-pack
Extension spring with machine hook ends, made from 302 stainless steel with a plain finish. Outer diameter 6 mm, wire diameter 0.55 mm, free length 137 mm. Supplied in a pack of 2. Used in machinery, automation, and material handling systems to provide controlled tensile force
SPEC
Extension spring with machine hook ends, made from 302 stainless steel with a plain finish. Outer diameter 6 mm, wire diameter 0.55 mm, free length 137 mm. Supplied in a pack of 2. Used in machinery, automation, and material handling systems to provide controlled tensile force
This extension spring is made of music wire with machine hooks and an oil finish. It has a free length of 7 1/2 inches, wire diameter of 0.115 inches, and outer diameter of 1.25 inches. Used in tension applications such as counterbalancing, lifting, or pulling mechanisms in industrial machinery and material handling equipment
SPEC
This extension spring is made of music wire with machine hooks and an oil finish. It has a free length of 7 1/2 inches, wire diameter of 0.115 inches, and outer diameter of 1.25 inches. Used in tension applications such as counterbalancing, lifting, or pulling mechanisms in industrial machinery and material handling equipment
Machine hook extension spring with 250 mm free length, 2.8 mm wire diameter, and 20 mm outer diameter. Plain finish. Used to store and release energy in tension applications such as industrial machinery, material handling, and automation systems
SPEC
Machine hook extension spring with 250 mm free length, 2.8 mm wire diameter, and 20 mm outer diameter. Plain finish. Used to store and release energy in tension applications such as industrial machinery, material handling, and automation systems
This machine hook extension spring is made of music wire with an oil finish. It has an outer diameter of 0.12 in, wire diameter of 0.02 in, and free length of 1 1/8 in. Supplied in a 5-pack, it is used to provide a pulling force between two components in industrial machinery, such as in material handling, packaging equipment, and automation systems
SPEC
This machine hook extension spring is made of music wire with an oil finish. It has an outer diameter of 0.12 in, wire diameter of 0.02 in, and free length of 1 1/8 in. Supplied in a 5-pack, it is used to provide a pulling force between two components in industrial machinery, such as in material handling, packaging equipment, and automation systems
This machine hook extension spring provides a pulling force between two components in industrial machinery, such as material handling or packaging equipment. It has a free length of 1 3/4 in, wire diameter of 0.02 in, and outer diameter of 0.18 in. The spring features a plain finish and is supplied in a 5-pack
SPEC
This machine hook extension spring provides a pulling force between two components in industrial machinery, such as material handling or packaging equipment. It has a free length of 1 3/4 in, wire diameter of 0.02 in, and outer diameter of 0.18 in. The spring features a plain finish and is supplied in a 5-pack
Plain finish extension spring with machine hooks. Free length 1 1/4 in, wire diameter 0.055 in, outer diameter 0.3 in. Pack of 5. Used to provide pulling force in mechanical assemblies
SPEC
Plain finish extension spring with machine hooks. Free length 1 1/4 in, wire diameter 0.055 in, outer diameter 0.3 in. Pack of 5. Used to provide pulling force in mechanical assemblies
Music wire extension spring with machine hooks, 0.016 in wire diameter, 0.12 in outer diameter, 5/8 in free length, oil finish. Used in tension mechanisms, counterbalances, and latches for industrial assemblies
SPEC
Music wire extension spring with machine hooks, 0.016 in wire diameter, 0.12 in outer diameter, 5/8 in free length, oil finish. Used in tension mechanisms, counterbalances, and latches for industrial assemblies