| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 7.1190 INCHES AXIALLY THROUGH FLANGE |
| FACE NOMINAL WIDTH | 0.500 INCHES |
| FLANGE NOMINAL DIAMETER | 8.2500 INCHES |
| FLANGE NOMINAL THICKNESS | 0.250 INCHES |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.2190 INCHES AXIALLY THROUGH FLANGE |
| MOUNTING HOLE TYPE AND QUANTITY | 24 COUNTERSUNK AXIALLY THROUGH FLANGE |
| NOMINAL OUTSIDE DIAMETER | 8.0000 INCHES |
| PITCH DIAMETER | 7.0000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | FLANGED RING |
| SURFACE TREATMENT | OXIDE OVERALL |
| TEETH QUANTITY | 84 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STANDARD |