| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.341 INCHES NOMINAL |
| EXTENDED WASHER DIAMETER | 0.335 INCHES MINIMUM AND 0.345 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.020 INCHES NOMINAL |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FASTENER LENGTH | 0.502 INCHES MINIMUM AND 0.522 INCHES MAXIMUM |
| FIRST DIAMETER FROM HEAD | 0.119 INCHES MINIMUM AND 0.124 INCHES MAXIMUM |
| HEAD HEIGHT | 0.100 INCHES NOMINAL |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| WIDTH BETWEEN FLATS | 0.181 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD LENGTH | 0.171 INCHES NOMINAL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |