Description M20 Stainless Steel Washer – A4 Grade (Form A / DIN125A) This M20 stainless steel washer is manufactured from A4 marine grade 316 stainless steel, making it ideal for demanding applications requiring high corrosion resistance. Precision engineered to Form A / DIN125A standards, it features a 3.0mm thickness and an outer diameter of 37mm. Suitable for use in marine, chemical, and industrial environments, this washer delivers a secure and long-lasting connection when paired with M20 bolts or threaded rod. Key Specifications: Thread Size: M20 Outer Diameter: 37mm Thickness: 3.0mm Material: A4 / 316 Stainless Steel Standard: Form A / DIN125A Sold Individually Benefits: Excellent resistance to corrosion – ideal for outdoor or marine use High-strength stainless steel construction for long-term durability Complies with DIN125A specification for assured compatibility Fits all standard M20 bolts and threaded rods Applications: Marine and offshore structures Construction and structural support systems HVAC and piping assemblies Electrical and cable containment installations Ordering & Delivery ✔ Trusted UK Delivery – 95% of orders dispatched within 24 hours Most orders arrive within 1–2 working days as standard. Note: Heavy or bulk orders, as well as any special cut length or non-standard products, may take slightly longer to dispatch. For bulk quantities or trade pricing, please call our team on 0121 270 8507. Related Products: M20 Hex Nuts – A4 Stainless M20 Threaded Rod Connector – A4 Stainless M20 Threaded Rod – A4 Stainless (1 Metre)
