| MATERIAL | STEEL COMP 303 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE HUB |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| TEETH QUANTITY | 172 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 |
| STYLE DESIGNATOR | PROTRUDING HUB |
| PITCH DIAMETER | 2.6875 INCHES NOMINAL |
| NOMINAL OUTSIDE DIAMETER | 2.7190 INCHES |
| FACE NOMINAL WIDTH | 0.104 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.281 INCHES FIRST END |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| END NOMINAL LENGTH | 0.250 INCHES FIRST END |
| END NOMINAL DIAMETER | 0.500 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.031 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 0.438 INCHES FIRST END |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.086 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 56 TRANSVERSELY THROUGH HUB, FIRST END |