| DESIGN FORM | PLAIN | 
| TEETH ROW QUANTITY | 1 | 
| TEETH QUANTITY PER ROW | 26 | 
| TOOTH PITCH | 1.654 INCHES NOMINAL | 
| MATERIAL | STEEL COMP 1045 | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI 1045 ASSN STD SINGLE MATERIAL RESPONSE OR | 
|  | SAE 1045 ASSN STD SINGLE MATERIAL RESPONSE | 
| STYLE DESIGNATOR | PLAIN | 
| OUTSIDE DIAMETER | 14.250 INCHES NOMINAL | 
| OVERALL LENGTH | 0.906 INCHES NOMINAL | 
| PITCH DIAMETER | 13.720 INCHES NOMINAL | 
| FACE WIDTH | 0.812 INCHES NOMINAL | 
| DISTANCE FROM PILOT END TO FLANGE FACE | 0.094 INCHES NOMINAL | 
| HARDNESS RATING TEST METHOD | ROCKWELL | 
| TEETH HARDNESS RATING | 42.0 ROCKWELL C MINIMUM AND | 
|  | 50.0 ROCKWELL C MAXIMUM | 
| METALLIC HARDNESS RATING AND LOCATION | 42.0 ROCKWELL C MINIMUM BODY AND | 
|  | 50.0 ROCKWELL C MAXIMUM BODY | 
| BORE TYPE | STRAIGHT | 
| BORE DIAMETER | 4.621 INCHES MINIMUM AND | 
|  | 4.625 INCHES MAXIMUM | 
| BORE LENGTH | 0.906 INCHES NOMINAL | 
| PROTRUDING HUB CHARACTERISTIC | PLAIN | 
| HUB OUTSIDE DIAMETER | 12.125 INCHES NOMINAL BOTH ENDS | 
| SECURING METHOD | DRILLED HOLE | 
| SECURING HOLE QUANTITY | 6 | 
| HOLE LOCATION | THROUGH HUB EQUALLY SPACED | 
| BOLT CIRCLE DIAMETER | 5.625 INCHES NOMINAL | 
| DRILLED HOLE DIAMETER | 0.531 INCHES NOMINAL | 
| THE MANUFACTURERS DATA |  | 
| MANUFACTURERS CODE | 77237 | 
| DESIGN CONTROL REFERENCE | CPF010149000 |