| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 0.172 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/6,ALLOY 5083,0 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 416,COND A-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE HUB |
| MATERIAL | ALUMINUM ALLOY BODY |
| PITCH DIAMETER | 2.5000 INCHES NOMINAL |
| MATERIAL | STEEL COMP 416 HUB |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (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 | 0.344 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 2.530 INCHES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE HUB |
| SURFACE TREATMENT | PASSIVATE HUB |
| TEETH QUANTITY | 160 |
| TOOTH FORM | STANDARD |