| BODY STYLE | WEBBED, OFFSET, SOLID |
| BORE NOMINAL DIAMETER | 4.500 INCHES SECOND END |
| BORE STYLE | W/COUNTERBORE SECOND END |
| COUNTERBORE NOMINAL DEPTH | 0.943 INCHES COUNTER BORE SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 4.801 INCHES COUNTER BORE SECOND END |
| FACE NOMINAL WIDTH | 1.630 INCHES |
| FIRST GROOVE NOMINAL DIAMETER | 5.720 INCHES SECOND END |
| FIRST GROOVE NOMINAL WIDTH | 0.120 INCHES SECOND END |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM BODY |
| HUB NOMINAL DIAMETER | 5.750 INCHES SECOND END |
| HUB STYLE DESIGNATOR | 2 GROOVES SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 AND STEEL COMP 4142 OVERALL |
| NOMINAL DISTANCE FROM END TO FIRST GROOVE | 0.390 INCHES SECOND END |
| NOMINAL DISTANCE FROM END TO SECOND GROOVE | 2.122 INCHES SECOND END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 2.894 INCHES SECOND END |
| NOMINAL OUTSIDE DIAMETER | 10.630 INCHES |
| NOMINAL OVERALL LENGTH | 5.336 INCHES |
| PITCH DIAMETER | 9.2500 INCHES NOMINAL |
| PRECISION CLASSIFICATION | ACCURACY GRADE 10 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SECOND GROOVE NOMINAL WIDTH | 0.220 INCHES SECOND END |
| SECOND GROOVE NOMINAL DIAMETER | 5.720 INCHES SECOND END |
| SPECIAL FEATURES | HUB END EXTERNAL THREADED 5.750-12 UN-2A, AND 60 SPLINES BETWEEN FIRST AND SECOND GROOVE, GEAR USED ON VALVE OPERATOR |
| STYLE DESIGNATOR | SOLID BACK RING, PROTRUDING HUB |
| TEETH QUANTITY | 74 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STUB |