| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AN-S-771,GRADE EM,SC OR FMS CONDITION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEETH QUANTITY | 24 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR |
| QUALITY NUMBER 11 |
| BACKLASH DESIGNATION | GRADE C |
| STYLE DESIGNATOR | FLANGED END |
| PITCH DIAMETER | 0.2490 INCHES MINIMUM AND |
| 0.2500 INCHES MAXIMUM |
| FLANGE NOMINAL DIAMETER | 0.406 INCHES |
| NOMINAL OUTSIDE DIAMETER | 0.269 INCHES |
| FLANGE NOMINAL THICKNESS | 0.156 INCHES |
| FACE NOMINAL WIDTH | 0.093 INCHES |
| NOMINAL DISTANCE BETWEEN OUTER BODY FACE AND INNER FLANGE FACE | 0.172 INCHES |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 1.157 INCHES BOTH ENDS |
| HUB NOMINAL DIAMETER | 0.208 INCHES BETWEEN BODY AND FLANGE |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED TRANSVERSELY THROUGH FLANGE |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF TRANSVERSELY THROUGH FLANGE |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH FLANGE |
| SPECIAL FEATURES | MTG HOLES SPACED 120 DEG APART |