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: 302 Stainless Steel, 1 1/2 in Free Lg, 0.055 in Wire Dia - Machine Hook Extension Springs
SPECMachine Hook Extension Springs

SPEC Extension Spring: 302 Stainless Steel, 1 1/2 in Free Lg, 0.055 in Wire Dia

The SPEC Extension Spring is a 302 Stainless Steel Machine Hook Extension Spring, supplied as a 3 PK. Key specifications include a 1 1/2 in Free Length, 0.055 in Wire Diameter, 0.42 in Outer Diameter, and a Plain…

SKU 3G-OTH-681133

Brand
SPEC
Item
Extension Spring: 302 Stainless Steel, 1 1/2 in Free Lg, 0.055 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

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
H04200551500S
Type
3 PK
O.D.
0.42 in
Finish
Plain
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 302 Stainless Steel Machine Hook Extension Spring, supplied as a 3 PK. Key specifications include a 1 1/2 in Free Length, 0.055 in Wire Diameter, 0.42 in Outer Diameter, and a Plain finish (MPN H04200551500S).

Frequently Asked Questions

What is a SPEC 302 Stainless Steel Extension Spring used for?

This SPEC extension spring provides tension in mechanical assemblies, such as counterbalances, garage doors, and industrial machinery. Its 302 stainless steel construction offers corrosion resistance for demanding environments. 3G Electric supplies this spring across 14 industrial departments, including material handling and pneumatics.

What are the specifications of the SPEC Extension Spring H04200551500S?

This SPEC extension spring has a 1 1/2 in free length, 0.055 in wire diameter, and 0.42 in outer diameter. It is made of 302 stainless steel with a plain finish and comes as a 3-pack. The manufacturer part number is H04200551500S.

Where to buy SPEC Extension Spring H04200551500S worldwide?

3G Electric supplies the SPEC Extension Spring H04200551500S to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this 302 stainless steel spring.

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

Select a SPEC extension spring by matching free length, wire diameter, outer diameter, and material to your load and deflection requirements. For corrosion resistance, 302 stainless steel is suitable. 3G Electric can help interpret your needs and source the correct spring across our industrial departments.

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, 0.022 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400221750M)
SPEC
Extension Spring: Music Wire, 1 3/4 in Free Lg, 0.022 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400221750M)
Extension Spring: Music Wire, 2 1/4 in Free Lg, 0.029 in Wire Dia, 0.24 in O.D., 3 PK (MPN MH02400292250M)
SPEC
Extension Spring: Music Wire, 2 1/4 in Free Lg, 0.029 in Wire Dia, 0.24 in O.D., 3 PK (MPN MH02400292250M)
Extension Spring: Music Wire, 2 1/2 in Free Lg, 0.063 in Wire Dia, 0.85 in O.D., 3 PK (MPN MH08500632500M)
SPEC
Extension Spring: Music Wire, 2 1/2 in Free Lg, 0.063 in Wire Dia, 0.85 in O.D., 3 PK (MPN MH08500632500M)
Extension Spring: Music Wire, 1 in Free Lg, 0.041 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400411000M)
SPEC
Extension Spring: Music Wire, 1 in Free Lg, 0.041 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400411000M)
Extension Spring: Music Wire, 4 in Free Lg, 0.095 in Wire Dia, 1 in O.D., 2 PK (MPN MH10000954000M)
SPEC
Extension Spring: Music Wire, 4 in Free Lg, 0.095 in Wire Dia, 1 in O.D., 2 PK (MPN MH10000954000M)
Extension Spring: Music Wire, 1 3/8 in Free Lg, 0.022 in Wire Dia, 0.12 in O.D., 5 PK (MPN MH01200221370M)
SPEC
Extension Spring: Music Wire, 1 3/8 in Free Lg, 0.022 in Wire Dia, 0.12 in O.D., 5 PK (MPN MH01200221370M)
Extension Spring: Music Wire, 1 3/4 in Free Lg, 0.034 in Wire Dia, 0.36 in O.D., 3 PK (MPN MH03600341750M)
SPEC
Extension Spring: Music Wire, 1 3/4 in Free Lg, 0.034 in Wire Dia, 0.36 in O.D., 3 PK (MPN MH03600341750M)
Extension Spring: Music Wire, 3/4 in Free Lg, 0.034 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400340750M)
SPEC
Extension Spring: Music Wire, 3/4 in Free Lg, 0.034 in Wire Dia, 0.24 in O.D., 5 PK (MPN MH02400340750M)