| EFFECTIVE LENGTH | 0.630 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| DIAMETER | 0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM |
| FIRST END LOCATION | BOTH ENDS |
| FIRST END STYLE | SQUARE |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| OVERALL LENGTH | 0.900 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1137 OR STEEL COMP 1141 OVERALL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SECOND UNDERCUT WIDTH | 0.073 INCHES MINIMUM AND 0.076 INCHES MAXIMUM |
| STYLE DESIGNATOR | GROOVE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TY M,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| UNDERCUT DIAMETER | 0.234 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| UNDERCUT RADIUS | 0.036 INCHES NOMINAL |
| UNDERCUT WIDTH | 0.073 INCHES MINIMUM AND 0.076 INCHES MAXIMUM |