From my years in fastener supply, I know that the right 3 inch stainless steel washers can keep machines running and costs down. I offer 3 inch stainless steel washers built for dependable performance in heavy equipment, piping, and structural assemblies. They’re made from durable stainless steel, with tight tolerances, smooth faces, and good corrosion resistance to withstand tough environments. Whether you need standard thicknesses for mass production or special grades for harsh chemicals, I’ve got you covered. I also provide cheap options in bulk, so you don’t pay for what you don’t need, while maintaining quality you can trust. For planning and procurement, I can share a current pricelist and lead times so you can compare quickly with other suppliers. I’m ready to quote FOB or CIF terms, with samples on request and flexible minimum order quantities. Let me simplify your spec sheets and shorten your supply chain with a dependable, fast-delivery partner.
Global buyers know durable fastening starts with the right washer. A 3-inch stainless steel washer provides a broad bearing surface for high-load assemblies, helps distribute pressure, protect components, and dampen vibration. Stainless steel resists corrosion in harsh environments; grades like 304 and 316 offer varying chemical and salt spray resistance, making these washers suitable for construction, machinery, marine, oil and gas, and outdoor use. The 3-inch diameter fits large bolts, promoting even load transfer and reducing thread damage. Peak performance relies on consistent quality and reliable supply. Reputable manufacturers apply strict inspections, dimensional checks, finishing, and passivation to minimize burrs and ensure stability. Buyers should expect tight tolerances, clean surfaces, and traceable lot data, plus options for customized thickness, hole size, and packaging. For global procurement, washers made under controlled processes with clear documentation reduce risk, streamline logistics, and ensure compliance with environmental and safety standards.
| Model | Outer Diameter (in) | Inner Diameter (in) | Thickness (in) | Material Grade | Finish | Weight (g) | Tolerance (in) | Application Notes |
|---|---|---|---|---|---|---|---|---|
| W-3.00-0.50-0.125-304-BA | 3.00 | 0.50 | 0.125 | 304 | Bright Finish | 111.0 | ±0.005 | General-purpose mounting |
| W-3.00-0.625-0.125-304-BA | 3.00 | 0.625 | 0.125 | 304 | Bright Finish | 109.1 | ±0.005 | Light-duty mounting |
| W-3.00-0.75-0.125-316-BA | 3.00 | 0.75 | 0.125 | 316 | Bright Finish | 106.8 | ±0.005 | Corrosion-resistant assembly |
| W-3.00-0.875-0.125-304-BA | 3.00 | 0.875 | 0.125 | 304 | Bright Finish | 104.2 | ±0.005 | Marine/industrial use |
| W-3.00-1.000-0.125-304-BA | 3.00 | 1.000 | 0.125 | 304 | Bright Finish | 101.3 | ±0.005 | Panel spacers and fastener support |
| W-3.00-1.250-0.125-316-BA | 3.00 | 1.250 | 0.125 | 316 | Bright Finish | 94.0 | ±0.005 | High-load spacer in assemblies |