
Flat Washers
SKU: HC-1180161922360545280
The gasket is placed between two planes to strengthen the sealing material, and the sealing element is set between the static sealing surfaces to prevent fluid leakage. A gasket is a mechanical seal between two objects, usually used to prevent pressure, corrosion, and natural thermal expansion, contraction, and leakage of pipelines between two objects.

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Product Description
The gasket is placed between two planes to strengthen the sealing material, and the sealing element is set between the static sealing surfaces to prevent fluid leakage. A gasket is a mechanical seal between two objects, usually used to prevent pressure, corrosion, and natural thermal expansion, contraction, and leakage of pipelines between two objects. There are several materials of washers and some of the popular ones are: ● Zinc-Plated Steel: It is one of the popular and commonly used Washer materials for general purpose applications, usually indoor. Depending on the type of manufacturing, the color of the Washer may be bluish or yellowish tint. It is a low carbon steel with a Zinc coating that provides moderate corrosion resistance. They are very cheap to manufacture as well.
Product Parameters
| Flat Washer Dimensions | ||||||
| Bolt Size | USS | SAE | ||||
| OD (in.) | ID (in.) | Thickness | OD (in.) | ID (in.) | Thickness | |
| 1/8 (#6) | - | - | - | 0.375 | 0.156 | .036/.065 |
| 5/32 (#8) | - | - | - | 0.438 | 0.188 | .036/.065 |
| 3/16 (#10) | 0.560 | 0.250 | .036/.065 | 0.500 | 0.220 | .036/.065 |
| 7/32 (#12) | - | - | - | 0.562 | 0.250 | .051/.080 |
| 1/4 (#14) | 0.734 | 0.312 | .051/.080 | 0.625 | 0.281 | .051/.080 |
| 5/16 | 0.875 | 0.375 | .064/.104 | 0.688 | 0.344 | .051/.080 |
| 3/8 | 1.000 | 0.438 | .064/.104 | 0.812 | 0.406 | .051/.080 |
| 7/16 | 1.250 | 0.500 | .064/.104 | 0.922 | 0.469 | .051/.080 |
| 1/2 | 1.375 | 0.562 | .086/.132 | 1.062 | 0.531 | .074/.121 |
| 9/16 | 1.469 | 0.625 | .086/.132 | 1.156 | 0.594 | .074/.121 |
| 5/8 | 1.750 | 0.688 | .108/.160 | 1.312 | 0.656 | .074/.121 |
| 3/4 | 2.000 | 0.812 | .122/.177 | 1.469 | 0.812 | .108/.160 |
| 7/8 | 2.250 | 0.938 | .136/.192 | 1.750 | 0.938 | .108/.160 |
| 1 | 2.500 | 1.062 | .136/.192 | 2.000 | 1.062 | .108/.160 |
| 11/8 | 2.750 | 1.250 | .136/.192 | 2.250 | 1.250 | .108/.160 |
| 11/4 | 3.000 | 1.375 | .136/.192 | 2.500 | 1.375 | .136/.192 |
| 13/8 | 3.250 | 1.500 | .153/.213 | 2.750 | 1.500 | .136/.213 |
| 11/2 | 3.500 | 1.625 | .153/.213 | 3.000 | 1.625 | .153/.213 |
| 15/8 | 3.750 | 1.750 | .153/.213 | - | - | - |
| 13/4 | 4.000 | 1.875 | .153/.213 | - | - | - |
| 17/8 | 4.250 | 2.000 | .153/.213 | - | - | - |
| 2 | 4.500 | 2.125 | .153/.213 | - | - | - |
| 21/4 | 4.750 | 2.375 | .193/.248 | - | - | - |
| 21/2 | 5.000 | 2.625 | .210/.280 | - | - | - |
| 23/4 | 5.250 | 2.875 | .228/.310 | - | - | - |
| 3 | 5.500 | 3.125 | .249/.327 | - | - | - |