| FIRST END STYLE | SQUARE |
| FIRST HOLE DIAMETER | 0.656 INCHES MINIMUM AND 0.660 INCHES MAXIMUM |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| HOLE ARRANGEMENT STYLE | DRILLED THRU CENTER |
| INSIDE DIAMETER | 0.683 INCHES MINIMUM AND 0.703 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4130 OVERALL |
| PIN OVERALL LENGTH | 2.040 INCHES MINIMUM AND 2.060 INCHES MAXIMUM |
| PIN OVERALL DIAMETER | 1.0001 INCHES MINIMUM AND 1.0004 INCHES MAXIMUM |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SPECIAL FEATURES | OD HAS SURFACE FINISH OF 32.0 MICROINCH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-26074 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OVERALL |