| EXTERNAL STRAIGHT KEY WIDTH | 0.180 INCHES NOMINAL |
| EXTERNAL KEY QUANTITY | 6 |
| HARDNESS RATING | 22.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 1.580 INCHES NOMINAL |
| INTERNAL STRAIGHT KEY WIDTH | 0.180 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6537 ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OR SAE ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.058 INCHES MINIMUM AND 0.066 INCHES MAXIMUM |
| MATERIAL | STEEL OR STEEL COMP 8630 OR STEEL COMP 4130 OVERALL |
| OUTSIDE DIAMETER | 1.820 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 2.100 INCHES NOMINAL |