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

SPEC Extension Spring: Music Wire, 5 1/2 in Free Lg, 0.135 in Wire Dia - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: Music Wire, 5 1/2 in Free Lg, 0.135 in Wire Dia

The SPEC Extension Spring is a machine hook extension spring made of music wire, with a 5 1/2 in free length, 0.135 in wire diameter, and 1.25 in O.D. It features an oil finish and is identified by MPN MH12501355500M.

SKU 3G-OTH-679411

Brand
SPEC
Item
Extension Spring: Music Wire, 5 1/2 in Free Lg, 0.135 in Wire Dia
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

Technical Specifications

SPEC
Manufacturer Part Number
MH12501355500M
O.D
1.25 in
Finish
Oil
Free Lg
5 1/2 in
Wire Dia
0.135 in
View Full Spec Sheet

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, with a 5 1/2 in free length, 0.135 in wire diameter, and 1.25 in O.D. It features an oil finish and is identified by MPN MH12501355500M.

Frequently Asked Questions

What is a SPEC extension spring used for?

A SPEC extension spring is used to provide a pulling force in industrial machinery, such as in material handling, packaging equipment, and automation systems. It stores energy when stretched and returns to its original length, helping to counterbalance or return components to their starting position.

What are the specifications of the SPEC extension spring MH12501355500M?

The SPEC extension spring MH12501355500M is made of music wire with a 0.135 in wire diameter, 1.25 in O.D., and 5 1/2 in free length. It has a machine hook end type and an oil finish. These specs determine its load capacity and fit for your application.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide, handling full logistics and customs clearance. We source genuine industrial components across 14 departments, including springs, and deliver to your facility. Contact us for a quote on the MH12501355500M or other SPEC models.

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

To select the right SPEC extension spring, match the free length, wire diameter, and O.D. to your space and load requirements. The 0.135 in wire dia and 1.25 in O.D. of model MH12501355500M suit moderate-force applications. Always verify the spring rate and maximum extension with your design specs.

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
Extension Spring: Music Wire, 1 3/4 in Free Lg, 0.031 in Wire Dia, 0.3 in O.D., 5 PK (MPN MH03000311750M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Music Wire, 1 3/4 in Free Lg, 0.031 in Wire Dia, 0.3 in O.D., 5 PK (MPN MH03000311750M). Key specifications — Finish: Oil.
Extension Spring: 302 Stainless Steel, 47.6 mm Free Lg, 0.63 mm Wire Dia, 7 mm O.D., 2 PK (MPN HM0700630048S). Key specifications — Finish: Plain.
SPEC
Extension Spring: 302 Stainless Steel, 47.6 mm Free Lg, 0.63 mm Wire Dia, 7 mm O.D., 2 PK (MPN HM0700630048S). Key specifications — Finish: Plain.
Extension Spring: Music Wire, 2 1/4 in Free Lg, 0.075 in Wire Dia, 0.75 in O.D., 3 PK (MPN MH07500752250M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Music Wire, 2 1/4 in Free Lg, 0.075 in Wire Dia, 0.75 in O.D., 3 PK (MPN MH07500752250M). Key specifications — Finish: Oil.
Extension Spring: Music Wire, 6 in Free Lg, 0.049 in Wire Dia, 0.36 in O.D., 5 PK (MPN MH03600496000M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Music Wire, 6 in Free Lg, 0.049 in Wire Dia, 0.36 in O.D., 5 PK (MPN MH03600496000M). Key specifications — Finish: Oil.
Extension Spring: 302 Stainless Steel, 5/16 in Free Lg, 0.009 in Wire Dia, 0.063 in O.D., 3 PK (MPN H00630090310S). Key specifications — Finish: Plain.
SPEC
Extension Spring: 302 Stainless Steel, 5/16 in Free Lg, 0.009 in Wire Dia, 0.063 in O.D., 3 PK (MPN H00630090310S). Key specifications — Finish: Plain.
Extension Spring: 302 Stainless Steel, 1 1/4 in Free Lg, 0.041 in Wire Dia, 0.36 in O.D., 5 PK (MPN H03600411250S). Key specifications — Finish: Plain.
SPEC
Extension Spring: 302 Stainless Steel, 1 1/4 in Free Lg, 0.041 in Wire Dia, 0.36 in O.D., 5 PK (MPN H03600411250S). Key specifications — Finish: Plain.
Extension Spring: 302 Stainless Steel, 1 3/8 in Free Lg, 0.041 in Wire Dia, 0.5 in O.D., 3 PK (MPN H05000411370S). Key specifications — Finish: Plain.
SPEC
Extension Spring: 302 Stainless Steel, 1 3/8 in Free Lg, 0.041 in Wire Dia, 0.5 in O.D., 3 PK (MPN H05000411370S). Key specifications — Finish: Plain.
Extension Spring: Music Wire, 215 mm Free Lg, 1.8 mm Wire Dia, 12 mm O.D., 2 PK (MPN HM1201800215M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Music Wire, 215 mm Free Lg, 1.8 mm Wire Dia, 12 mm O.D., 2 PK (MPN HM1201800215M). Key specifications — Finish: Oil.