| FIRST END COUNTERBORE DEPTH | 0.320 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| FIRST END COUNTERBORE DIAMETER | 0.221 INCHES NOMINAL |
| FIRST END LOCATION | SHOULDER END |
| FIRST END STYLE | COUNTERBORED W/O THRU HOLE |
| OVERALL LENGTH | 0.530 INCHES MINIMUM AND 0.590 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| SECOND END STYLE | SQUARE |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SHANK DIAMETER | 0.312 INCHES NOMINAL |
| SHANK LENGTH | 0.320 INCHES NOMINAL |
| SHOULDER WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |
| STYLE DESIGNATOR | UNDERCUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TY4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A |
| THREAD LENGTH | 0.320 INCHES NOMINAL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNF |
| UNDERCUT WIDTH | 0.122 INCHES MINIMUM AND 0.182 INCHES MAXIMUM |