| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 19.875 INCHES AXIALLY THROUGH FLANGE |
| FLANGE NOMINAL DIAMETER | 22.312 INCHES |
| FLANGE NOMINAL THICKNESS | 0.381 INCHES |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI/SAE 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH FLANGE |
| MOUNTING HOLE TYPE AND QUANTITY | 12 THREADED AXIALLY THROUGH FLANGE |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.625 INCHES AXIALLY THROUGH FLANGE |
| NOMINAL OUTSIDE DIAMETER | 21.498 INCHES |
| NOMINAL OVERALL LENGTH | 1.562 INCHES |
| PITCH DIAMETER | 17.0000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | FLANGED RING |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| TEETH TYPE | SPUR |
| TEETH QUANTITY | 170 |
| TOOTH FORM | STANDARD |