Home > Plain Washers
Explore our selection of Plain Washers, designed for a variety of industrial applications. Our washers are built to comply with demanding industry standards and provide durability and resistance to corrosion. Take advantage of our broad range, affordable pricing, and quick delivery for your satisfaction. Whether for construction, infrastructure, or industrial work, our Plain Washers satisfy exacting demands, guaranteeing reliability and inventive design. Count on our commitment to quality and expertise for exceptional results.
| SIZE | D1 | D2 | H | C | E | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Hole Diameter | External Diameter | Thickness | Hole Thickness | Chamfer Depth | ||||||
| Min. = Nominal Size | Max. | Max. = Nominal Size | Min. | Max. | Min. | Max. | Min. | Max. | Min. | |
| M12 | 13 | 13.27 | 24 | 23.48 | 3.3 | 2.7 | 1.9 | 1.6 | 1.0 | 0.5 |
| M14 | 15 | 15.27 | 28 | 27.48 | 3.3 | 2.7 | 1.9 | 1.6 | 1.0 | 0.5 |
| M16 | 17 | 17.27 | 30 | 29.48 | 4.3 | 3.7 | 1.9 | 1.6 | 1.5 | 0.75 |
| M20 | 21 | 21.33 | 37 | 36.38 | 4.3 | 3.7 | 2.5 | 2.0 | 1.5 | 0.75 |
| M22 | 23 | 23.33 | 39 | 38.38 | 4.3 | 3.7 | 2.5 | 2.0 | 1.5 | 0.75 |
| M24 | 25 | 25.33 | 44 | 43.38 | 4.3 | 3.7 | 2.5 | 2.0 | 1.5 | 0.75 |
| M27 | 28 | 28.52 | 50 | 49.00 | 5.6 | 4.4 | 3.0 | 2.5 | 2.0 | 1.0 |
| M30 | 31 | 31.62 | 56 | 54.8 | 5.6 | 4.4 | 3.0 | 2.5 | 2.0 | 1.0 |
| M36 | 37 | 37.62 | 66 | 64.8 | 6.6 | 5.4 | 3.0 | 2.5 | 2.5 | 1.25 |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically situated in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
Reach out to us for a fast quote tailored to your needs.
We supply these Plain Washers in accordance with DIN, ISO, JIS or ANSI Standard.
Plain Washers serve applications as varied as the industries that use them, led chiefly by the aerospace, railway, construction and automotive industries along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
When choosing suitable plain washers for your application, take into account both the material and size needs. Opt for materials such as stainless steel to resist corrosion or nylon to provide electrical insulation. Align the washer size with your bolt or screw diameter to guarantee a correct fit. Furthermore, evaluate the load and environmental conditions to decide whether extra features like spring washers or special coatings are required for optimal performance.
