| CHAMFER LENGTH | 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| DIAMETER | 0.1855 INCHES MINIMUM AND 0.1865 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 0.160 INCHES NOMINAL |
| FIRST HOLE DIAMETER | 0.062 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| HEIGHT | 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| HOLE ARRANGEMENT STYLE | ONE END DRILLED |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 AISI OR SAE 4137 OR SAE 4140 FED STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 4130 OVERALL |
| PIN HEAD DIAMETER | 0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| PIN CHAMFER ANGLE | 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM |
| STYLE DESIGNATOR | STRAIGHT |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| UNDER HEAD LENGTH | 0.885 INCHES MINIMUM AND 0.895 INCHES MAXIMUM |