| DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 1.978 INCHES NOMINAL |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM |
| FIRST HOLE DIAMETER | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.4375 INCHES NOMINAL |
| FIRST STEP LENGTH | 0.675 INCHES NOMINAL |
| HEAD STYLE | FLAT FILLISTER |
| HEIGHT | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM |
| HOLE ARRANGEMENT STYLE | DRILLED THRU HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 630 OVERALL |
| SPECIAL FEATURES | 0.4375-20 UNJF-3A THD; FIRST STEP,UNDERCUT BELOW HEAD 0.075 IN. LG,0.364 IN DIA |
| PIN HEAD DIAMETER | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 0.3100 INCHES MINIMUM AND 0.3115 INCHES MAXIMUM |
| SECOND STEP LENGTH | 1.055 INCHES NOMINAL |
| UNDER HEAD LENGTH | 1.875 INCHES MINIMUM AND 1.885 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |