| FIRST END LOCATION | SHANK END |
| FIRST END STYLE | OVAL |
| FIRST END OUTER RADIUS | 0.410 INCHES NOMINAL |
| FIRST HOLE DIAMETER | 0.250 INCHES NOMINAL |
| FIRST STEP LENGTH | 0.638 INCHES MINIMUM AND 0.653 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.250 INCHES NOMINAL |
| HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL |
| HOLE ARRANGEMENT STYLE | ONE END DRILLED |
| OVERALL LENGTH | 1.440 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| SECOND END STYLE | SQUARE |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND STEP DIAMETER | 0.435 INCHES MINIMUM AND 0.445 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.127 INCHES MINIMUM AND 0.142 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.494 INCHES MINIMUM AND 0.497 INCHES MAXIMUM |
| SPECIAL FEATURES | HOLE ELONGATED TO FORM 0.590 LONG SLOT,W/SQUARE CORNER |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 63.0 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THIRD STEP DIAMETER | 0.375 INCHES NOMINAL |
| THIRD STEP LENGTH | 0.160 INCHES NOMINAL |