| FASTENER LENGTH | 1.000 INCHES NOMINAL |
| HEAD HEIGHT | 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| HEAD DIAMETER | 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM |
| HEAD STYLE | ROUND |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GR2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NECK LENGTH | 0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM |
| NECK WIDTH | 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM |
| NOMINAL THREAD DIAMETER | 0.310 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TY3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL AND CHROMATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.791 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNC |