ASME B18.2.2 Hex Flat Nuts
| Nominal Size or Basic Major Dia. of Thread | Width Across Flats F | Width Across Corners G | Thickness, Flat Nuts H | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Basic | Max. | Min. | Max. | Min. | Basic | Max. | Min. | ||
| ASME B18.2.2 - 1 1⁄8 | 1.125 | 111⁄16 | 1.688 | 1.631 | 1.949 | 1.859 | 1 | 1.03 | 0.97 |
| ASME B18.2.2 - 1 1⁄4 | 1.25 | 17⁄8 | 1.875 | 1.812 | 2.165 | 2.066 | 13⁄32 | 1.126 | 1.062 |
| ASME B18.2.2 - 1 3⁄8 | 1.375 | 21⁄16 | 2.062 | 1.994 | 2.382 | 2.273 | 113⁄64 | 1.237 | 1.169 |
| ASME B18.2.2 - 1 1⁄2 | 1.5 | 21⁄4 | 2.25 | 2.175 | 2.598 | 2.48 | 15⁄16 | 1.348 | 1.276 |
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