Flat Round Washer DIN125A A4 (316) M30 x 56 x 4.0

The Flat Round Washer DIN125A Stainless Steel is a stainless steel flat washer for load distribution and surface protection in marine and coastal fastening. Supplied in Stainless Steel, it is suited to professional installation and long-service applications in marine, coastal, and industrial environments.

Where this product is used

• General-purpose load distribution with stainless bolts and screws in marine applications.
• Surface protection under fastener heads in timber and composite decking.
• Architectural and coastal fastening assemblies requiring clean, corrosion-free washers.

Key specifications

Selecting the right option

Use a washer under bolt heads and nuts on timber, composite, and soft materials to distribute the clamping load and prevent surface damage. Match washer grade to the bolt grade — mix 304 and 316 only if the environment permits.