| EXTERNAL PREBENT KEY LENGTH | 0.173 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 6 |
| HOLE DIAMETER | 3.860 INCHES MINIMUM AND 3.880 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 19 |
| INTERNAL STRAIGHT KEY WIDTH | 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 321 OVERALL |
| OUTSIDE DIAMETER | 4.070 INCHES MINIMUM AND 4.090 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 4.330 INCHES MINIMUM AND 4.350 INCHES MAXIMUM |