| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6411 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMIUM SHANK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS13102,CL B,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE SHANK |
| STYLE DESIGNATOR | SHOULDER |
| UNDER HEAD LENGTH | 2.688 INCHES NOMINAL |
| FIRST STEP DIAMETER | 0.7480 INCHES MINIMUM AND |
| 0.7485 INCHES MAXIMUM |
| FIRST STEP LENGTH | 2.186 INCHES MINIMUM AND |
| 2.196 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 0.2435 INCHES MINIMUM AND |
| 0.2500 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.492 INCHES NOMINAL |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER LENGTH | 0.040 INCHES MINIMUM AND |
| 0.070 INCHES MAXIMUM |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| HEAD STYLE | DEE |
| DISTANCE FROM CENTERLINE TO FLAT | 0.642 INCHES MINIMUM AND |
| 0.652 INCHES MAXIMUM |
| PIN HEAD DIAMETER | 1.470 INCHES NOMINAL |
| HEIGHT | 0.120 INCHES NOMINAL |
| HOLE ARRANGEMENT STYLE | ONE END DRILLED |
| FIRST HOLE DIAMETER | 0.076 INCHES MINIMUM AND |
| 0.086 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 0.172 INCHES NOMINAL |
| SURFACE FINISH | 63.0 MICROINCHES HEAD BEARING SURFACE |
| 16.0 MICROINCHES LARGE SHANK |
| SPECIAL FEATURES | SMALL END THREADED 0.250-28 UNJF,CL 3A; HOLE DDRILLED IN HEAD 0.404 IN. MIN AND 0.411 IN. MAX DIA BY 1.756 IN. DP; PROTRUSION ON HEAD 0.167 IN. W AND 0.060 IN. H ALONG FLAT |