| ATTACHMENT METHOD | MOUNTING HOLE |
| BACKLASH DESIGNATION | GRADE C |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.188 INCHES BOTH ENDS |
| END NOMINAL DIAMETER | 0.375 INCHES FIRST END |
| END NOMINAL LENGTH | 0.219 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.438 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.046 INCHES FIRST END |
| HARDNESS RATING | 235.0 BRINELL STANDARD NOMINAL HUB |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4 T3 FED SPEC SINGLE MATERIAL RESPONSE TEETH |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CL 416 FED SPEC SINGLE MATERIAL RESPONSE HUB |
| MATERIAL | ALUMINUM ALLOY 2024 TEETH |
| MATERIAL | STEEL COMP 416 HUB |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 32 TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.265 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 2.531 INCHES |
| PITCH DIAMETER | 2.5000 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 T2 FED SPEC 2ND TREATMENT RESPONSE TEETH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 FED SPEC 1ST TREATMENT RESPONSE HUB |
| SURFACE TREATMENT | ANODIZE TEETH |
| SURFACE TREATMENT | PASSIVATE HUB |
| TEETH QUANTITY | 160 |
| TOOTH FORM | STANDARD |