SPEC Constant Force Spring: 301 Stainless Steel, 12 in Extended Lg, 0.21 in Inside Dia
The SPEC Constant Force Spring is a 301 Stainless Steel constant force coil spring, supplied in a 5 PK with a plain finish. It features a 0.21 in inside diameter and a 12 in extended length (MPN CF0120037). 3G…
SKU 3G-OTH-530796
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Product Description
The SPEC Constant Force Spring is a 301 Stainless Steel constant force coil spring, supplied in a 5 PK with a plain finish. It features a 0.21 in inside diameter and a 12 in extended length (MPN CF0120037). 3G Electric interprets this demand and delivers genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
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 Constant Force Spring used for?
A SPEC Constant Force Spring provides a nearly constant load over its full extension range, ideal for counterbalancing, retraction, and tensioning applications in industrial machinery, medical devices, and automation systems.
What are the specifications of the SPEC Constant Force Spring CF0120037?
The SPEC Constant Force Spring CF0120037 is made of 301 stainless steel with a plain finish. It has a 0.21 in inside diameter, a 12 in extended length, and is supplied in a 5 PK. The manufacturer part number is CF0120037.
Where to buy SPEC Constant Force Springs in worldwide?
3G Electric supplies SPEC Constant Force Springs worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order the CF0120037 or other constant force spring configurations.
How to select a constant force spring for an application?
Select a constant force spring by matching its extended length, inside diameter, and material to your load and travel requirements. The SPEC CF0120037 offers a 12 in extension and 0.21 in ID in 301 stainless steel for corrosion resistance.
SPEC Products
3G Electric supplies SPEC stainless steel constant force coil springs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









