| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 3.750 INCHES AXIALLY THROUGH BODY, FIRST END |
| FACE NOMINAL WIDTH | 0.750 INCHES |
| FEATURES PROVIDED | ALIGNMENT HOLE |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.375 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.750 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 16 AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 COUNTERSUNK AND 12 THREADED AXIALLY THROUGH BODY, FIRST END |
| NOMINAL OUTSIDE DIAMETER | 38.543 INCHES |
| NOMINAL OVERALL LENGTH | 1.587 INCHES |
| PITCH DIAMETER | 34.2000 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 8 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPECIAL FEATURES | COUNTERBORE NOM. DEPTH 0.656 IN.; COUNTERBORE NOM. DIA 36.687 IN. |
| STYLE DESIGNATOR | RECESSED RING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TY M,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |
| TEETH QUANTITY | 342 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STUB |