| EFFECTIVE LENGTH | 1.031 INCHES MINIMUM AND 1.036 INCHES MAXIMUM |
| DIAMETER | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| FIRST END LOCATION | BOTH ENDS |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.015 INCHES NOMINAL |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| OVERALL LENGTH | 1.281 INCHES MINIMUM AND 1.291 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SECOND UNDERCUT WIDTH | 0.043 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 32.0 MICROINCHES OUTSIDE DIAMETER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TY M,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| UNDERCUT DIAMETER | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.043 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |