| ARC NOMINAL LENGTH | 0.2160 INCHES |
| ATTACHMENT METHOD | MOUNTING HOLE |
| BORE NOMINAL DIAMETER | 0.125 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| END NOMINAL DIAMETER | 0.187 INCHES FIRST END |
| END NOMINAL LENGTH | 0.079 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.062 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.312 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.109 INCHES FIRST END |
| HUB NOMINAL DIAMETER | 0.1870 INCHES SECOND END |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| HUB STYLE DESIGNATOR | PLAIN SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.188 INCHES FIRST END |
| NOMINAL OUTSIDE RADIUS | 0.4250 INCHES |
| NOMINAL OVERALL LENGTH | 0.250 INCHES |
| PITCH RADIUS | 0.4000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SPECIAL FEATURES | HOLES LOCATED HUB BETWEEN HUB END AND GEAR FACE 90 DEG APART; 2 THD HOLES; NC THD SERIES; 0.086 IN. NOM HOLE THD SIZE; 56 THDS PER IN. |
| TOOTH FORM | STANDARD |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEETH QUANTITY | 18 |