| ATTACHMENT METHOD | MOUNTING HOLE |
| BACKLASH DESIGNATION | GRADE C |
| BODY STYLE | PLAIN, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 0.500 INCHES AXIALLY THROUGH BODY, FIRST END |
| BORE NOMINAL DIAMETER | 0.312 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| HARDNESS RATING | 65.0 ROCKWELL C NOMINAL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| MOUNTING HOLE TYPE AND QUANTITY | 1 PLAIN AXIALLY THROUGH BODY, SECOND END |
| MOUNTING HOLE TYPE AND QUANTITY | 4 PLAIN AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.062 INCHES AXIALLY THROUGH BODY, SECOND END |
| MOUNTING HOLE NOMINAL DIAMETER | 0.098 INCHES AXIALLY THROUGH BODY, FIRST END |
| NOMINAL OUTSIDE DIAMETER | 1.427 INCHES |
| PITCH DIAMETER | 1.2847 INCHES MINIMUM AND 1.2857 INCHES MAXIMUM |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPECIAL FEATURES | O.098 IN. DIA HOLES SPACED 90 DEG APART,0.062 DIA HOLE LOCATED 45 DEG FROM ADJACENT HOLES |
| STYLE DESIGNATOR | HUBLESS |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEETH QUANTITY | 18 |
| TOOTH FORM | STANDARD |