| Item | Specification |
|---|---|
| Material | Carbon Steel, Stainless Steel (A2 / A4), Alloy Steel, Brass, Nylon |
| Size Range | M2 – M100 / 1/8” – 4” |
| Thickness | 0.5mm – 12mm (customized available) |
| Standards | DIN 125, DIN 9021, ISO 7089/7090, ANSI/ASME B18.22.1 |
| Surface Finish | Plain, Zinc Plated, Hot Dip Galvanized, Black Oxide, Nickel Plated, Polished |
| Shape | Standard Flat, Large OD (Fender Washer), Small OD |
| Packaging | Bulk, Small Box, Carton + Pallet, OEM Customized |
Flat washer is a thin, flat, circular metal or plastic disc with a central hole designed to distribute the load of a threaded fastener, such as a bolt or screw. It helps prevent surface damage, reduces friction, and ensures even tightening. Flat washers are widely used in machinery, automotive, construction, and household applications. Available in carbon steel, stainless steel, brass, and various coatings for corrosion resistance.