| BOLT CIRCLE DIAMETER | 15.452 INCHES NOMINAL |
| BORE DIAMETER | 15.000 INCHES MINIMUM AND 15.125 INCHES MAXIMUM |
| BORE LENGTH | 1.218 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| DESIGN FORM | PLAIN |
| DRILLED HOLE DIAMETER | 6.000 INCHES NOMINAL |
| FACE WIDTH | 1.875 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | EQUALLY SPACED AND CENTRAL W/TEETH |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-626,FS 1345,FS4150,FS8650,FS 8750 FED SPEC ALL MATERIAL RESPONSES |
| PITCH DIAMETER | 1.625 INCHES NOMINAL |
| MATERIAL | STEEL COMP 1345 OR STEEL COMP 4150 OR STEEL COMP 8650 OR STEEL COMP 8750 |
| METALLIC HARDNESS RATING AND LOCATION | 50.0 ROCKWELL C MINIMUM HUB |
| OUTSIDE DIAMETER | 28.187 INCHES MINIMUM AND 28.250 INCHES MAXIMUM |
| SECURING HOLE QUANTITY | 11 |
| SECURING LOCATION | BB END |
| SECURING METHOD | DRILLED HOLE |
| SPECIAL FEATURES | 3 THD HOLES, 5/8-18 THD, UNEQUALLY SPACED ON 15.462 IN. BOLT CIRCLE |
| STYLE DESIGNATOR | PLAIN |
| TEETH HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 11 |
| TEETH ROW QUANTITY | 1 |
| TOOTH PITCH | 7.140 INCHES NOMINAL |