Washers
DIN 9021 Large OD Washers
DIN 9021 large OD washers provide a wider bearing surface for improved load distribution. Available in carbon steel and stainless steel with multiple finishes and packaging options.
Specifications
- Standard
- DIN 9021 / DIN EN ISO 7093-1
- Product Type
- Large OD Flat Washer
- Size Range
- M3–M36
- Product Grade
- Grade A
- Hardness Class
- 200 HV, 300 HV
- Material
- Carbon Steel, Stainless Steel A2/A4
- Surface Finish
- Plain, Zinc Plated, Hot-Dip Galvanized, Black Oxide, Zinc Flake
- Customization
- Custom dimensions, materials and coatings available
Product Overview
DIN 9021 Large OD Washers feature a larger outside diameter than standard flat washers, providing a wider bearing surface for improved load distribution. They are suitable for fastening thin sheet materials, soft surfaces, timber, and assemblies where additional surface protection is required.
Key Features
• Large outside diameter for wider load distribution
• Helps reduce surface damage and pull-through
• Suitable for bolts, screws, and threaded rods
• Available in standard metric sizes
• Reliable option for industrial and construction use
Materials and Finishes
Available material options include carbon steel and stainless steel. Common surface finishes include zinc plated, hot-dip galvanized, black oxide, and plain finish. Other materials and coatings can be supplied according to project requirements.
Applications
DIN 9021 washers are commonly used in construction, machinery, sheet-metal assemblies, timber structures, automotive components, and general industrial fastening systems.
Customization and Supply
We support different sizes, materials, surface treatments, and packaging options. OEM packaging, inspection documents, and customized specifications are available upon request.
