| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 1.060 INCHES MAXIMUM |
| HEAT TREATMENT | HOT ROLLED OR COLD ROLLED |
| HOLE DIAMETER | 2.400 INCHES MINIMUM AND 2.425 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 1 |
| INTERNAL STRAIGHT KEY WIDTH | 0.290 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 3.735 INCHES MINIMUM AND 3.765 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL THICKNESS | 0.187 INCHES MINIMUM AND 0.207 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL |
| STYLE DESIGNATOR | KEY |