| FASTENER LENGTH | 2.460 INCHES MINIMUM AND 2.460 INCHES MINIMUM AND 2.520 INCHES MAXIMUM2.520 INCHES MAXIMUM |
| HEAD DIAMETER | 0.688 INCHES MINIMUM AND 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM0.719 INCHES MAXIMUM |
| HEAD HEIGHT | 0.156 INCHES MINIMUM AND 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM0.176 INCHES MAXIMUM |
| HEAD STYLE | BUTTONBUTTON |
| MATERIAL | STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OVERALL |
| NECK LENGTH | 0.156 INCHES MINIMUM AND 0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM0.187 INCHES MAXIMUM |
| NECK WIDTH | 0.307 INCHES MINIMUM AND 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM0.324 INCHES MAXIMUM |
| NOMINAL THREAD DIAMETER | 0.312 INCHES0.312 INCHES |
| THREAD CLASS | 2A2A |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD LENGTH | 2.273 INCHES MINIMUM AND 2.273 INCHES MINIMUM AND 2.364 INCHES MAXIMUM2.364 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 1818 |