| BODY STYLE | PLAIN, SOLIDPLAIN, SOLID |
| BORE NOMINAL DIAMETER | 0.438 INCHES BOTH ENDS0.438 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDSPLAIN BOTH ENDS |
| FACE NOMINAL WIDTH | 0.205 INCHES0.205 INCHES |
| HARDNESS RATING | 30.0 ROCKWELL C NOMINAL OVERALL30.0 ROCKWELL C NOMINAL OVERALL |
| HUB NOMINAL DIAMETER | 0.550 INCHES BOTH ENDS0.550 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | PLAIN BOTH ENDSPLAIN BOTH ENDS |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALLSTEEL COMP 4340 OVERALL |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.032 INCHES BOTH ENDS0.032 INCHES BOTH ENDS |
| NOMINAL OUTSIDE DIAMETER | 0.823 INCHES0.823 INCHES |
| NOMINAL OVERALL LENGTH | 0.274 INCHES0.274 INCHES |
| PITCH DIAMETER | 0.7134 INCHES NOMINAL0.7134 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 15QUALITY NUMBER 15 |
| PRESSURE ANGLE | 20.0000 DEGREES20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUBSPROTRUDING HUBS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALLOXIDE OVERALL |
| TEETH QUANTITY | 1818 |
| TOOTH FORM | STANDARDSTANDARD |