| FASTENER LENGTH | 1.000 INCHES NOMINAL |
| HEAD HEIGHT | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A354, GRADE BD AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL UNS K04100 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW CAP HEX (FINISHED HEX BOLT) |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| SPECIAL FEATURES | PLAIN END - OPTIONAL-TYPE SELF-LOCKING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633, TYPE II, SC 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.000 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |