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: Music Wire, 4 1/2 in Free Lg, 0.069 in Wire Dia, 0.5 in O.D. - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: Music Wire, 4 1/2 in Free Lg, 0.069 in Wire Dia, 0.5 in O.D.

The SPEC Extension Spring is a machine hook extension spring made from music wire, supplied in a 3-pack. Each spring has a 0.069 in wire diameter, 0.5 in outer diameter, and 4 1/2 in free length, with an oil finish…

SKU 3G-OTH-679809

Brand
SPEC
Item
Extension Spring: Music Wire, 4 1/2 in Free Lg, 0.069 in Wire Dia, 0.5 in O.D.
Part Number
MH05000694500M
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
MH05000694500M
Type
3 PK
O.D.
0.5 in
Finish
Oil
Free Lg
4 1/2 in
Wire Dia
0.069 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 from music wire, supplied in a 3-pack. Each spring has a 0.069 in wire diameter, 0.5 in outer diameter, and 4 1/2 in free length, with an oil finish (MPN MH05000694500M).

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 conveyor systems, gate mechanisms, and counterbalance applications. The 0.069 in wire diameter and 4 1/2 in free length suit light to medium tension loads.

What are the specifications of the SPEC extension spring MH05000694500M?

This SPEC extension spring has a 0.069 in wire diameter, 0.5 in outer diameter, and 4 1/2 in free length. It is made from music wire with an oil finish and comes in a 3-pack. The manufacturer part number is MH05000694500M.

Where to buy SPEC extension springs worldwide?

3G Electric supplies SPEC extension springs worldwide. We handle full logistics and customs clearance to deliver industrial components like this music wire spring to your facility. Contact us for a quote on the MH05000694500M 3-pack.

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 required load and deflection. For the SPEC MH05000694500M, the 0.069 in wire and 4 1/2 in free length suit moderate tension needs. Always verify hook style and finish compatibility.

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
Music wire machine hook extension spring with oil finish. Free length 79.4 mm, wire diameter 1.2 mm, outer diameter 8.5 mm. Sold as a 2-pack. Used to store energy and provide resistance to pulling forces in applications such as industrial machinery, automotive assemblies, and material handling equipment
SPEC
Music wire machine hook extension spring with oil finish. Free length 79.4 mm, wire diameter 1.2 mm, outer diameter 8.5 mm. Sold as a 2-pack. Used to store energy and provide resistance to pulling forces in applications such as industrial machinery, automotive assemblies, and material handling equipment
This extension spring features machine hook ends for secure attachment in tension applications. With a 6 mm outer diameter, 19 mm free length, and 1.2 mm wire diameter, it provides a return force in mechanical assemblies such as valves, clutches, and counterbalance mechanisms. Supplied as a 2-pack with a plain finish
SPEC
This extension spring features machine hook ends for secure attachment in tension applications. With a 6 mm outer diameter, 19 mm free length, and 1.2 mm wire diameter, it provides a return force in mechanical assemblies such as valves, clutches, and counterbalance mechanisms. Supplied as a 2-pack with a plain finish
Extension Spring: 302 Stainless Steel, 3 1/2 in Free Lg, 0.125 in Wire Dia, 1.125 in O.D. (MPN H11251253500S)
SPEC
Extension Spring: 302 Stainless Steel, 3 1/2 in Free Lg, 0.125 in Wire Dia, 1.125 in O.D. (MPN H11251253500S)
Machine hook extension spring made of music wire with oil finish. Free length 227.4 mm, wire diameter 4 mm, outer diameter 20 mm. Provides tension in mechanical assemblies such as industrial machinery, conveyors, and automation systems
SPEC
Machine hook extension spring made of music wire with oil finish. Free length 227.4 mm, wire diameter 4 mm, outer diameter 20 mm. Provides tension in mechanical assemblies such as industrial machinery, conveyors, and automation systems
Extension spring with machine hooks for secure attachment. Made from music wire with an oil finish. Free length 123 mm, wire diameter 4 mm, outer diameter 20 mm. Used to provide pulling force in tensioning, counterbalancing, and return mechanisms
SPEC
Extension spring with machine hooks for secure attachment. Made from music wire with an oil finish. Free length 123 mm, wire diameter 4 mm, outer diameter 20 mm. Used to provide pulling force in tensioning, counterbalancing, and return mechanisms
Music wire extension spring with machine hooks. Free length 2 1/2 in, wire diameter 0.085 in, outside diameter 1 in. Oil finish. Pack of 2. Used for tensioning in mechanical assemblies, conveyors, and gates
SPEC
Music wire extension spring with machine hooks. Free length 2 1/2 in, wire diameter 0.085 in, outside diameter 1 in. Oil finish. Pack of 2. Used for tensioning in mechanical assemblies, conveyors, and gates
This 5-pack of machine hook extension springs is made of music wire with an oil finish. Each spring has a free length of 5/8 in, wire diameter of 0.024 in, and outside diameter of 0.18 in. Extension springs provide a pulling force and store energy when extended, commonly used in industrial machinery for applications such as counterbalancing, tensioning, and return mechanisms
SPEC
This 5-pack of machine hook extension springs is made of music wire with an oil finish. Each spring has a free length of 5/8 in, wire diameter of 0.024 in, and outside diameter of 0.18 in. Extension springs provide a pulling force and store energy when extended, commonly used in industrial machinery for applications such as counterbalancing, tensioning, and return mechanisms
This machine hook extension spring is made from music wire with an oil finish. It has a wire diameter of 0.063 in, an outer diameter of 0.65 in, and a free length of 5 in. Supplied as a 3-pack, it is used in tension applications such as counterbalances, door returns, and mechanical linkages in machinery and automation equipment
SPEC
This machine hook extension spring is made from music wire with an oil finish. It has a wire diameter of 0.063 in, an outer diameter of 0.65 in, and a free length of 5 in. Supplied as a 3-pack, it is used in tension applications such as counterbalances, door returns, and mechanical linkages in machinery and automation equipment