SPEC Constant Force Spring: 301 Stainless Steel, 33 in Extended Lg, 0.71 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 0.71-inch inside diameter and a 33-inch extended length (MPN CF0330495).
SKU 3G-OTH-530802
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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 0.71-inch inside diameter and a 33-inch extended length (MPN CF0330495).
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 machinery, aerospace, and automotive assemblies where consistent force is critical.
What are the specifications of the SPEC Constant Force Spring CF0330495?
The SPEC Constant Force Spring CF0330495 is made of 301 stainless steel with a plain finish. Each spring has a 0.71-inch inside diameter and a 33-inch extended length. It is supplied as a 5-pack for consistent performance in repetitive applications.
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 CF0330495 5-pack or other SPEC 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 CF0330495 offers a 33-inch extension and 0.71-inch ID in 301 stainless steel, suitable for moderate loads in corrosive or clean environments.
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.









