ISO 7090 is standard of Plain Washers are recognized as International Organization for Standardization (ISO). Plain Washers are made of standard & high-quality raw materials such as Brass, Copper, Aluminium, Stainless Steel, Carbon Steel, and Mild Steel. ISO 7090 Plain Washers are positioned under the head of a bolt or nut to provide a smooth bearing surface & distribute the fastener load over a wider area. ISO 7090 Plain Washers are protecting surfaces by evenly distributing torque when tightening a bolt or screw & prevent corrosion between a steel screw and aluminium surface. As industrial Fasteners, ISO 7090 Plain Washers are widely used in various industries such as petrochemical, power generation, and hydrocarbon industries.
ISO 7090 Plain Washers are available in a variety of Length, materials, thickness, diameter, finishing, and many other specifications. Various ISO 7090 used for different applications and projects. This International standard of Plain Washer have unique designing & cutting-edge technology.
We also offer many ISO specification fasteners including ISO 7090 Plain Washers, ISO 7092 Washers, ISO 7094 Square Hole Washers, ISO 8738 Flat Washers, ISO 7089 Plain Washers and many other. For custom ISO 7090 Plain Washers we strictly follow the client’s specification and critical parameter. We satisfied our customers with our services and high-quality product.
| Screw Thread D | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | (M22) | M24 | (M27) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | min=nominal size | 5.3 | 6.4 | 8.4 | 10.5 | 13 | 15 | 17 | 19 | 21 | 23 | 25 | 28 |
| max | 5.5 | 6.62 | 8.62 | 10.8 | 13 | 15.3 | 17.27 | 19.3 | 21.33 | 23.3 | 25.3 | 28.33 | |
| dc | max=nominal size | 10 | 12 | 16 | 20 | 24 | 28 | 30 | 34 | 37 | 39 | 44 | 50 |
| min | 9.6 | 11.57 | 15.57 | 19.5 | 23 | 27.5 | 29.48 | 33.4 | 36.38 | 38.4 | 43.4 | 49.38 | |
| h | Pitch | 1 | 1.6 | 1.6 | 2 | 2.5 | 2.5 | 3 | 3 | 3 | 3 | 4 | 4 |
| max | 1.1 | 1.8 | 1.8 | 2.2 | 2.7 | 2.7 | 3.3 | 3.3 | 3.3 | 3.3 | 4.3 | 4.3 | |
| min | 0.9 | 1.4 | 1.4 | 1.8 | 2.3 | 2.3 | 2.7 | 2.7 | 2.7 | 2.7 | 3.7 | 3.7 | |