| FIRST END COUNTERSINK ANGLE | 120.0 DEGREES NOMINAL |
| FIRST END COUNTERSINK DIAMETER | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| FIRST END STYLE | COUNTERSUNK |
| FIRST END LOCATION | COUNTERSUNK END |
| 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 |
| OVERALL LENGTH | 0.350 INCHES NOMINAL |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END STYLE | CHAMFERED |
| SECOND END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| SECOND END TAPER LENGTH | 0.031 INCHES NOMINAL |
| SHANK DIAMETER | 0.930 INCHES NOMINAL |
| SHANK LENGTH | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| SHOULDER WIDTH ACROSS FLATS | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.250 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNEF |