| FASTENER LENGTH | 1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429, GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B633 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE FASTENER |
| SURFACE TREATMENT | ZINC AND CHROMATE FASTENER |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |