| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.988 INCHES MINIMUM AND 0.991 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 20 |
| EXTERNAL STRAIGHT KEY WIDTH | 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| HARDNESS RATING | 80.0 ROCKWELL C MINIMUM AND 83.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 2.185 INCHES MINIMUM AND 2.195 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 10 |
| INTERNAL STRAIGHT KEY WIDTH | 0.348 INCHES MINIMUM AND 0.349 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 3.060 INCHES MINIMUM AND 3.070 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 3.370 INCHES MINIMUM AND 3.380 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.321 INCHES MINIMUM AND 0.323 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4620 OVERALL |
| STYLE DESIGNATOR | KEY |