| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 3.910 INCHES MINIMUM AND 3.930 INCHES MAXIMUM |
| EXTERNAL STRAIGHT KEY WIDTH | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 30 |
| HOLE DIAMETER | 4.130 INCHES MINIMUM AND 4.140 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 31 |
| INTERNAL STRAIGHT KEY WIDTH | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.056 INCHES MINIMUM AND 0.064 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 321 OVERALL |
| OUTSIDE DIAMETER | 4.310 INCHES MINIMUM AND 4.320 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 4.590 INCHES MINIMUM AND 4.610 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEY |