Zinc Plated Steel Body Washer DIN 9021 Ø4x20mm / 200pcs

Product

Zinc plated steel body washer conforming to DIN 9021 standard, with a 4mm inner diameter and 20mm outer diameter, supplied in a pack of 200 pieces for professional and DIY applications.

Specifications

• Manufactured from steel with a zinc plating finish for enhanced corrosion resistance
• Complies with DIN 9021 standard, ensuring consistent dimensions and load distribution performance
• Inner diameter: 4mm / Outer diameter: 20mm
• Large outer diameter relative to inner bore provides superior load spreading across surfaces
• Pack of 200 pieces for high-volume or repeated use applications

Usage

Body washers are placed under bolt heads or nuts to distribute clamping load over a wider surface area, preventing pull-through on softer or thinner materials. They are commonly used in bodywork, construction, woodworking, and general assembly tasks requiring a secure and stable fastening.

FAQ

1. What does DIN 9021 mean? DIN 9021 is a German industrial standard that defines the dimensions and tolerances for large outer diameter washers, ensuring compatibility and consistent performance across applications.
2. What is the difference between a body washer and a standard washer? A body washer has a significantly larger outer diameter relative to its inner bore, allowing it to spread load more effectively than a standard washer.
3. Is the zinc plating suitable for outdoor use? Zinc plating provides moderate corrosion resistance, making these washers suitable for light outdoor or humid environments, though not recommended for highly corrosive or marine conditions.
4. What bolt size is compatible with this washer? This washer is designed for M4 bolts, featuring a 4mm inner diameter to fit standard M4 fasteners.
5. How many washers are included in one pack? Each pack contains 200 washers, making it practical for professional use or larger projects requiring multiple fastenings.

mvm-dt-2026-03