| ATTACHMENT METHOD | MOUNTING HOLE |
| ARC NOMINAL LENGTH | 1.257 INCHES |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 2.937 INCHES AXIALLY THROUGH FLANGE |
| BORE NOMINAL DIAMETER | 1.468 INCHES COUNTERBORE, FIRST END |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.047 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 1.750 INCHES COUNTERBORE, FIRST END |
| END NOMINAL DIAMETER | 1.850 INCHES FIRST END |
| END NOMINAL LENGTH | 0.188 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.625 INCHES |
| FIRST STEP NOMINAL DIAMETER | 4.224 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.375 INCHES FIRST END |
| HUB STYLE DESIGNATOR | 2 STEPS FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI 1144 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1144 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.281 INCHES AXIALLY THROUGH FLANGE |
| MOUNTING HOLE TYPE AND QUANTITY | 6 COUNTERBORED AXIALLY THROUGH FLANGE |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.250 INCHES FIRST END |
| NOMINAL OUTSIDE RADIUS | 1.200 INCHES |
| PITCH RADIUS | 1.1000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SECOND STEP NOMINAL LENGTH | 0.687 INCHES FIRST END |
| SECOND STEP NOMINAL DIAMETER | 1.875 INCHES FIRST END |
| SPECIAL FEATURES | HUB 1ST STEP IS A MTG FLANGE |
| STYLE DESIGNATOR | PROTRUDING HUB |
| TEETH QUANTITY | 4 |