| BODY STYLE | WEBBED, OFFSET, SOLIDWEBBED, OFFSET, SOLID | 
| BORE NOMINAL DIAMETER | 2.500 INCHES BOTH ENDS2.500 INCHES BOTH ENDS | 
| BORE STYLE | W/ KEYWAY BOTH ENDSW/ KEYWAY BOTH ENDS | 
| FACE NOMINAL WIDTH | 2.000 INCHES2.000 INCHES | 
| HARDNESS RATING | 60.0 ROCKWELL C MINIMUM  AND 60.0 ROCKWELL C MINIMUM  AND 63.0 ROCKWELL C MAXIMUM OVERALL63.0 ROCKWELL C MAXIMUM OVERALL | 
| HELIX ANGLE | 20.1194 DEGREES20.1194 DEGREES | 
| HUB NOMINAL DIAMETER | 3.410 INCHES BOTH ENDS3.410 INCHES BOTH ENDS | 
| HUB STYLE DESIGNATOR | PLAIN BOTH ENDSPLAIN BOTH ENDS | 
| KEYWAY NOMINAL WIDTH | 0.497 INCHES BOTH ENDS0.497 INCHES BOTH ENDS | 
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | 
| PITCH DIAMETER | 6.9231 INCHES NOMINAL6.9231 INCHES NOMINAL | 
| MATERIAL | STEEL OVERALLSTEEL OVERALL | 
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.427 INCHES BOTH ENDS1.427 INCHES BOTH ENDS | 
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.938 INCHES BOTH ENDS0.938 INCHES BOTH ENDS | 
| NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.313 INCHES SECOND END0.313 INCHES SECOND END | 
| NOMINAL OUTSIDE DIAMETER | 7.211 INCHES7.211 INCHES | 
| PRESSURE ANGLE | 22.5000 DEGREES22.5000 DEGREES | 
| SPECIAL FEATURES | COUNTERBORE ON 1ST END W/ 2.625 IN. NOM DIA,0.0625 IN. NOM DEPTHCOUNTERBORE ON 1ST END W/ 2.625 IN. NOM DIA,0.0625 IN. NOM DEPTH | 
| STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUBONE PROTRUDING HUB, ONE RECESSED HUB | 
| TEETH QUANTITY | 3030 | 
| TEETH TYPE | SINGLE HELIXSINGLE HELIX | 
| TOOTH DIRECTION | RIGHTRIGHT | 
| TOOTH FORM | STUBSTUB |