| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.312 INCHES FIRST END |
| BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.950 INCHES AXIALLY THROUGH BODY FIRST END |
| BORE STYLE | SERRATED BOTH ENDS |
| FACE NOMINAL WIDTH | 0.820 INCHES |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL |
| HELIX ANGLE | 22.5000 DEGREES |
| HUB NOMINAL DIAMETER | 1.219 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | A6,AISI/SAE 1141 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.375 INCHES AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH BODY FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY FIRST END |
| NOMINAL OUTSIDE DIAMETER | 3.538 INCHES |
| PITCH DIAMETER | 3.3846 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SERRATION PITCH DIAMETER | 0.7500 INCHES NOMINAL BOTH ENDS |
| SERRATION QUANTITY | 24 BOTH ENDS |
| SPECIAL FEATURES | CBORE 2ND END,1.312 IN.DIA BY 0.172 IN.DP |
| STYLE DESIGNATOR | FLUSH HUB |
| TEETH QUANTITY | 44 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH DIRECTION | RIGHT |