Description
M30 x 55mm Round Washer – Bright Zinc Plated (BZP)
This M30 x 55mm round washer is made from durable mild steel with a 4mm thickness, finished in bright zinc plating for corrosion resistance. Designed as a Form A washer, it provides a strong and reliable load-spreading surface for heavy-duty fixings.
Key Features:
- Size: 31mm inner diameter, 55mm outer diameter
- Material: Mild steel with 4mm thickness
- Finish: Bright Zinc Plated (BZP) for corrosion protection
- Type: Form A round washer
- Sold individually for flexible ordering
Ideal for structural and industrial applications, this M30 washer delivers strength and reliability where secure fastening is required. Its bright zinc plating ensures a long-lasting finish suitable for various environments.
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.

























