| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | WEBBED, OFFSET, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 2.000 INCHES AXIALLY THROUGH BODY, FIRST END |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 1.250 INCHES BOTH ENDS |
| FACE NOMINAL WIDTH | 0.850 INCHES |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM TEETH |
| HUB SPLINE PITCH DIAMETER | 1.6500 INCHES NOMINAL SECOND END |
| HUB SPLINE QUANTITY | 33 SECOND END |
| HUB STYLE DESIGNATOR | EXTERNALLY SPLINED, INVOLUTE SPLINES SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624,COND N FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 8620 OR STEEL COMP 4620H OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.188 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 3 PLAIN AXIALLY THROUGH BODY, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 2.750 INCHES SECOND END |
| NOMINAL OUTSIDE DIAMETER | 4.283 INCHES |
| NOMINAL OVERALL LENGTH | 3.625 INCHES |
| PITCH ANGLE | 45.0000 DEGREES |
| PITCH DIAMETER | 4.0000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PERIPHERAL FACE, BACK HUB PROTRUDING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-14550,CLASS 3 OR 4 MIL SPEC SINGLE TREATMENT RESPONSE TEETH |
| SURFACE TREATMENT | COPPER TEETH |
| TEETH QUANTITY | 20 |
| TEETH TYPE | STRAIGHT |