RS PRO Steel Extension Spring, 44.6 mm Free Length x 9 mm Outside Diameter, 19 N Initial Tension 751-837

RS PRO 751-837 Steel Extension Spring features a 44.6 mm free length and 9 mm outside diameter, manufactured from high tensile strength steel music wire. Engineered with a 19 N initial tension and 0.19 N/mm spring rate, this extension spring provides reliable resistance and energy absorption for a variety of industrial and mechanical uses.

The spring is wound with a right-hand (clockwise) helix and includes looped ends to facilitate secure attachment in assemblies. It achieves maximum extended length of 130.2 mm, allowing for effective extension over application cycles. The product complies with BS 1408 CR3 and DIN 17223 standards, and is RoHS certified, reflecting its adherence to stringent material and safety guidelines.

Its applications span automotive interiors and exteriors, garage door assemblies, vise-grip pliers, carburetors, trampolines, washing devices, and farm machinery. The oiled finish offers enhanced protection against corrosion, extending operational lifespan even in demanding environments.

Manufactured in the United Kingdom, this extension spring meets rigorous quality benchmarks and is suitable for incorporation in commercial, automotive, agricultural, and general industrial sectors.

Constructed from premium steel music wire for high tensile strength. Helical spring design with secure looped ends. Initial tension of 19 N delivers consistent resistance to pulling forces. Spring rate of 0.19 N/mm ensures controlled extension dynamics.

Compliant with BS 1408 CR3, DIN 17223, and RoHS standards. Maximum extended length of 130.2 mm supports versatile mechanical applications. Oiled finish enhances corrosion resistance and durability. Suitable for industrial, automotive, agricultural, and mechanical equipment uses.

Explore RS PRO Extension Springs and other mechanical components in EnvMart's extensive Industrial Tools & Equipment catalog for dependable performance solutions.