| FIRST END STYLE | SQUARE |
| FIRST END LOCATION | SHANK END |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| OVERALL LENGTH | 4.340 INCHES MINIMUM AND 4.344 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SHANK DIAMETER | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SHANK LENGTH | 2.070 INCHES MINIMUM AND 2.078 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| SPECIAL FEATURES | 0.187 IN. DIA BY 2.000 IN. DEEP HOLE DRILLED IN SHOULDER END |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 63.000 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |