| FIRST END COUNTERBORE DIAMETER | 0.250 INCHES NOMINAL |
| FIRST END LOCATION | SHOULDER END |
| FIRST END STYLE | COUNTERBORED W/THRU HOLE |
| OVERALL LENGTH | 0.920 INCHES MINIMUM AND 0.930 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SHOULDER DIAMETER | 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END STYLE | SQUARE |
| SHANK DIAMETER | 0.172 INCHES MINIMUM AND 0.173 INCHES MAXIMUM |
| SHANK LENGTH | 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.055 INCHES NOMINAL |
| UNDERCUT DIAMETER | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| STYLE DESIGNATOR | UNDERCUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.465 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNF |