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

SPEC Extension Spring: Machine Hook End, 12.5 mm Free Lg, 0.5 mm Wire Dia, 3.5 mm O.D. - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: Machine Hook End, 12.5 mm Free Lg, 0.5 mm Wire Dia, 3.5 mm O.D.

SPEC Extension Spring: Machine Hook End, a machine hook extension spring supplied in a 2 PK. Key specifications include a 12.5 mm free length, 0.5 mm wire diameter, 3.5 mm outer diameter, and a passivated finish (MPN…

SKU 3G-OTH-679874

Brand
SPEC
Item
Extension Spring: Machine Hook End, 12.5 mm Free Lg, 0.5 mm Wire Dia, 3.5 mm O.D.
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
HM0350500013S
Type
2 PK
O.D.
3.5 mm
Finish
Passivated
Free Lg
12.5 mm
Wire Dia
0.5 mm

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

SPEC Extension Spring: Machine Hook End, a machine hook extension spring supplied in a 2 PK. Key specifications include a 12.5 mm free length, 0.5 mm wire diameter, 3.5 mm outer diameter, and a passivated finish (MPN HM0350500013S).

Frequently Asked Questions

What is a SPEC extension spring with machine hook ends used for?

A SPEC extension spring with machine hook ends is used to store and release energy in tension applications. It is commonly found in industrial machinery, automotive assemblies, and mechanical systems where a pulling force is required to return components to their original position.

What are the specifications of the SPEC HM0350500013S extension spring?

The SPEC HM0350500013S extension spring has a 12.5 mm free length, 0.5 mm wire diameter, 3.5 mm outer diameter, and a passivated finish. It is supplied as a 2-pack with machine hook ends for secure attachment in tension applications.

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. Contact us to order the HM0350500013S or other SPEC spring sizes for your industrial maintenance or production needs.

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

To select the right extension spring, match free length, wire diameter, outer diameter, and end type to your load and space requirements. The SPEC HM0350500013S with machine hook ends suits moderate tension needs. Always verify working load and deflection limits from the manufacturer's data.

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, 4 1/2 in Free Lg, 0.063 in Wire Dia, 0.65 in O.D., 3 PK (MPN MH06500634500M)
SPEC
Extension Spring: Music Wire, 4 1/2 in Free Lg, 0.063 in Wire Dia, 0.65 in O.D., 3 PK (MPN MH06500634500M)
Extension Spring: Music Wire, 41.9 mm Free Lg, 1 mm Wire Dia, 5 mm O.D., 2 PK (MPN HM0501000042M)
SPEC
Extension Spring: Music Wire, 41.9 mm Free Lg, 1 mm Wire Dia, 5 mm O.D., 2 PK (MPN HM0501000042M)
Extension Spring: Music Wire, 2 3/4 in Free Lg, 0.026 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400262750M)
SPEC
Extension Spring: Music Wire, 2 3/4 in Free Lg, 0.026 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400262750M)
Extension Spring: Music Wire, 52.5 mm Free Lg, 0.7 mm Wire Dia, 7.5 mm O.D., 2 PK (MPN HM0750700053M)
SPEC
Extension Spring: Music Wire, 52.5 mm Free Lg, 0.7 mm Wire Dia, 7.5 mm O.D., 2 PK (MPN HM0750700053M)
Extension Spring: Music Wire, 2 3/4 in Free Lg, 0.031 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400312750M)
SPEC
Extension Spring: Music Wire, 2 3/4 in Free Lg, 0.031 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400312750M)
Extension Spring: 302 Stainless Steel, 2 1/2 in Free Lg, 0.105 in Wire Dia, 0.75 in O.D. (MPN H07501052500S)
SPEC
Extension Spring: 302 Stainless Steel, 2 1/2 in Free Lg, 0.105 in Wire Dia, 0.75 in O.D. (MPN H07501052500S)
Extension Spring: Music Wire, 1 1/8 in Free Lg, 0.037 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400371120M)
SPEC
Extension Spring: Music Wire, 1 1/8 in Free Lg, 0.037 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400371120M)
Extension Spring: Music Wire, 1 1/2 in Free Lg, 0.063 in Wire Dia, 0.5 in O.D., 3 PK (MPN MH05000631500M)
SPEC
Extension Spring: Music Wire, 1 1/2 in Free Lg, 0.063 in Wire Dia, 0.5 in O.D., 3 PK (MPN MH05000631500M)