| MATERIAL | STEEL COMP 4130 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND |
| 34.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 92 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR |
| QUALITY NUMBER 11 |
| STYLE DESIGNATOR | PROTRUDING HUBS |
| PITCH DIAMETER | 2.8750 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 2.936 INCHES |
| FACE NOMINAL WIDTH | 0.250 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.035 INCHES SECOND END |
| HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 28 AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.630 INCHES AXIALLY THROUGH BODY, FIRST END |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 18876 |
| DESIGN CONTROL REFERENCE | 9030729 |