RS PRO Steel Bright Zinc Washers M5, BS 4320, External Diameter 12.5 mm, Thickness 1 mm 122-4378

RS PRO 122-4378 Steel Bright Zinc Washers M5 adhering to BS 4320 standards are precision-engineered washers designed for mechanical fastening applications. Featuring steel construction with a bright zinc plating, these washers provide medium corrosion resistance and a reliable finish that ensures durability in diverse environments.

The washer has an external diameter of 12.5 mm, internal diameter of 5.3 mm, and a thickness of 1 mm, making it compatible with M5 bolts and screws. The form C design enhances the load distribution when used with threaded fasteners, protecting surfaces and optimizing joint strength.

These washers are extensively used in general engineering applications across industrial, manufacturing, construction, and maintenance settings. The bright zinc finish provides medium resistance to corrosion, extending the life of fastened assemblies. Ideal for use with all types of nuts and bolts, these washers ensure a smooth contact surface that minimizes wear and damage.

Constructed from steel with bright zinc finish for medium corrosion resistance. Compatible with M5 screw and bolt sizes. External diameter measures 12.5 mm with inside diameter of 5.3 mm. Thickness is standard 1 mm, suitable for general engineering applications.

Provides a smooth surface to prevent damage to nuts and bolts during fastening. Form C washer design optimizes load distribution and fastening performance. Ideal for use with various types of nuts and bolts in industrial and mechanical settings.

Available as stock item with technical documentation and conformity certificates.

RS PRO products combine quality and performance, supported by compliance with relevant standards such as BS 4320. Customers can access additional technical documents, RoHS certificate of compliance, and statement of conformity for assurance.

Explore the environment of industrial fasteners and washers at EnvMart for a wide selection of washers including alternative form B and form G Washers if Form C does not meet the application needs.