| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 1.760 INCHES MINIMUM AND 1.770 INCHES MAXIMUM |
| EXTERNAL STRAIGHT KEY WIDTH | 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 11 |
| HOLE DIAMETER | 3.850 INCHES MINIMUM AND 3.870 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 10 |
| INTERNAL STRAIGHT KEY WIDTH | 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 321 OVERALL |
| OUTSIDE DIAMETER | 4.060 INCHES MINIMUM AND 4.080 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 4.340 INCHES MINIMUM AND 4.360 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEY |