| FIRST END LOCATION | BOTH ENDS |
| FIRST END STYLE | SQUARE |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| OVERALL LENGTH | 0.330 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6382 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6415 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 OVERALL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SHANK DIAMETER | 0.168 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| SHANK LENGTH | 0.115 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.324 INCHES MINIMUM AND 0.326 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 63.0 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |