| CHAMFER LENGTH | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| DIAMETER | 0.250 INCHES NOMINAL |
| DISTANCE FROM CENTERLINE TO FLAT | 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| HARDNESS RATING | 54.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | DEE CHAMFER |
| HEIGHT | 0.570 INCHES MINIMUM AND 0.620 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 440C OVERALL |
| SPECIAL FEATURES | ADDITIONAL FLAT ON HEAD 90.0 DEG FROM FIRST FLAT AND 0.185 IN. FROM CENTERLINE; ROUNDED PORTIONS OF HEAD KNURLED |
| PIN HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM |
| PIN CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| STYLE DESIGNATOR | STRAIGHT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| UNDER HEAD LENGTH | 0.640 INCHES MINIMUM AND 0.670 INCHES MAXIMUM |