Prime Line Products Sp 9659 Extension Spring 2 Pack

Product Description

The PRIME LINE PRODUCTS SP 9659 is a single loop closed extension spring made from durable spring steel with a nickel-plated finish. Measuring 7/16 inch outside diameter, 31/64 inch inside diameter, and 1-1/2 inch in length, this spring handles a maximum safe load of 2.64 pounds and a maximum deflection of 6.18 inches. The 0.028 inch wire diameter provides consistent tension across the spring body. The corrosion-resistant nickel plating makes this spring suitable for both indoor and outdoor service environments. This listing is for a 2-pack. HVAC technicians, plumbers, and general maintenance professionals will find this spring useful for a wide range of light-duty mechanical assemblies.

This extension spring is suited for residential and light commercial maintenance applications where a compact, corrosion-resistant tension spring is required. Common uses include door assemblies, access panels, damper linkages, and general mechanical repairs. The closed single loop ends allow for straightforward hook or pin attachment in tight spaces. Its compact size and nickel finish make it a practical replacement component for indoor utility rooms, mechanical closets, and outdoor equipment enclosures alike.

Key Features

• Single loop closed end design for easy attachment to hooks or pins
• 7/16 inch outside diameter and 1-1/2 inch length for compact fitment
• Maximum safe load of 2.64 pounds with up to 6.18 inches of deflection
• 0.028 inch wire diameter spring steel construction for consistent tension
• Nickel-plated finish provides corrosion resistance for indoor and outdoor use
• Sold as a 2-pack for immediate backup or paired installations

Compatibility

Designed as a general-purpose replacement extension spring for light-duty mechanical assemblies in residential and commercial maintenance applications.

Installation Notes

Installation is typically performed by maintenance technicians or trade professionals using standard hand tools. Before replacing any spring, de-energize or de-tension the assembly and relieve any stored mechanical load to prevent injury. Verify that the replacement spring loop ends seat fully on mounting pins or hooks before returning the assembly to service. Inspect adjacent hardware for wear before completing the installation.