Description
M10 Square Plate Washer – A4 Stainless | 40x40mm | 5mm Thick | P1020
This M10 square plate washer stainless steel is a robust fixing component made from marine grade A4 (A316) stainless steel. With a 40mm x 40mm profile and 5mm thickness, it is engineered for high-performance use in corrosive environments.
Key Features
- Material: A4 Stainless Steel (Grade A316)
- Dimensions: 40mm x 40mm
- Thickness: 5mm Heavy Duty
- Hole Size: M10 Thread Clearance
- Compatibility: Fits all Unistrut-type channels
- Equivalent To: Unistrut P1020
- Sold: Individually
Applications
This P1020 equivalent stainless washer is ideal for Unistrut channel installations in marine, food-grade, or external environments where rust resistance is critical. Its square design ensures stable load distribution when fixing brackets, supports, or channels.
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 special cut lengths or non-standard products, may take slightly longer to dispatch.
For bulk quantities or trade pricing, please call our team on 0121 270 8507.















