| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED, WITH LIGHTENING HOLES |
| AGJS | PITCH DIAMETER | 3.2500 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 78 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CQFM | III HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.331 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.031 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.450 INCHES |
| CWSN | KEYWAY NOMINAL WIDTH | 0.127 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.431 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN SECOND END |
| MATT | III MATERIAL | STEEL COMP 4140 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
| STYL | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE FLUSH HUB |
| CWRS | BORE NOMINAL DIAMETER | 0.672 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 1.000 INCHES SECOND END |
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