| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 9.378 INCHES BOTH ENDS |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| FACE NOMINAL WIDTH | 0.265 INCHES |
| HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM TEETH |
| HELIX ANGLE | 24.8500 DEGREES |
| HUB NOMINAL DIAMETER | 1.125 INCHES SECOND END |
| HUB NOMINAL DIAMETER | 1.500 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN SECOND END |
| HUB STYLE DESIGNATOR | PINNED FIRST END |
| KEYWAY NOMINAL WIDTH | 0.190 INCHES BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-631 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE AND QQ-S-634 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-634 FED SPEC 4TH MATERIAL RESPONSE AND QQ-S-637 FED SPEC 4TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1040 AND STEEL AND STEEL COMP 1050 AND STEEL COMP 1137 OVERALL |
| PITCH DIAMETER | 3.3749 INCHES NOMINAL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.190 INCHES TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 32 TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.570 INCHES BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.101 INCHES SECOND END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.523 INCHES BOTH ENDS |
| NOMINAL OVERALL LENGTH | 0.891 INCHES |
| NOMINAL OUTSIDE DIAMETER | 6.868 INCHES |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUBS |
| TEETH QUANTITY | 98 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH DIRECTION | RIGHT |
| TOOTH FORM | STANDARD |