SPEC Constant Force Spring: 301 Stainless Steel, 15 in Extended Lg, 0.25 in Inside Dia
The SPEC Constant Force Spring is a 301 Stainless Steel constant force coil spring, supplied as a 5-pack with a plain finish. Each spring has a 0.25-inch inside diameter and a 15-inch extended length (MPN CF0150066).
SKU 3G-OTH-530798
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Product Description
The SPEC Constant Force Spring is a 301 Stainless Steel constant force coil spring, supplied as a 5-pack with a plain finish. Each spring has a 0.25-inch inside diameter and a 15-inch extended length (MPN CF0150066).
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. It is used in counterbalance mechanisms, retractor systems, and tensioning applications across industrial equipment, automotive assemblies, and medical devices where consistent force is required.
What are the specifications of the SPEC Constant Force Spring CF0150066?
The SPEC Constant Force Spring CF0150066 is made of 301 stainless steel with a plain finish. It has a 0.25-inch inside diameter, a 15-inch extended length, and is supplied as a 5-pack. This spring delivers a constant force throughout its travel range.
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 facility. Contact us for pricing and lead time on the CF0150066 5-pack or other SPEC spring sizes.
How to select a constant force spring for an application?
Select a constant force spring by matching its extended length, inside diameter, and force output to your application's travel and load requirements. Consider material (e.g., 301 stainless steel for corrosion resistance) and finish. The SPEC CF0150066 offers a 15-inch extension and 0.25-inch ID.
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.









