| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.664 INCHES NOMINAL |
| EXTERNAL KEY QUANTITY | 2 |
| EXTERNAL STRAIGHT KEY WIDTH | 0.147 INCHES MINIMUM AND 0.152 INCHES MAXIMUM |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 1.542 INCHES MINIMUM AND 1.547 INCHES MAXIMUM |
| INTERNAL STRAIGHT KEY WIDTH | 0.147 INCHES MINIMUM AND 0.152 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 2 |
| OUTSIDE DIAMETER | 1.792 INCHES MINIMUM AND 1.797 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 1.938 INCHES MINIMUM AND 1.943 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.153 INCHES MINIMUM AND 0.157 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4140 OVERALL |
| SPECIAL FEATURES | EXTERNAL KEYS AT 90 DEGREE ANGLE TO INTERNAL KEYS |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |