RS PRO Zinc Plated Steel Extension and Compression Spring Kit 110 Pieces Maximum Length 203mm Minimum Length 43mm 687-556

RS PRO 687-556 is a zinc plated steel extension and compression spring kit designed to meet a wide range of industrial applications. It includes 110 springs varying in size from 43mm minimum to 203mm maximum length, supplied in a plastic compartment box with clear size identification facilitating quick and easy selection.

The springs are manufactured to BS5216 grade HS3, ensuring reliable mechanical performance and durability. Zinc plating provides corrosion resistance, extending the usability in various environmental conditions.

This assorted spring kit is perfect for engineers, maintenance professionals, and technicians working with mechanical assemblies, fluid power devices, or in manufacturing settings where multiple spring sizes might be required.

Compression springs included are coil types that compress and push back to their original length, suitable for applications where energy storage or shock absorption is needed. Extension springs in the kit have hooks or loops at ends enabling them to stretch and absorb tensile forces.

The kit’s robust and organized storage box keeps springs conveniently separated by size, reducing search time and improving workflow efficiency. Whether for repair, prototyping, or maintenance tasks, this RS PRO spring kit provides versatility and quality.

The kit contains 110 pieces of zinc plated steel extension and compression springs. Maximum spring length is 203mm and minimum length is 43mm. Constructed according to BS5216 grade HS3 quality standards. Zinc plating enhances corrosion resistance and longevity.

Supplied in a compartmentalized plastic box for easy identification and access. Suitable for mechanical, fluid power, and industrial applications. Extension springs designed to expand while compression springs compress during operation.

Explore more products in our Spring Kits category.