| DRILLED HOLE DIAMETER | 0.813 INCHES NOMINAL |
| ASA STANDARD CHAIN NUMBER | E-50 |
| BOLT CIRCLE DIAMETER | 6.750 INCHES NOMINAL |
| BORE LENGTH | 0.875 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 0.707 INCHES NOMINAL |
| DESIGN FORM | WEBBED |
| DISTANCE FROM HUB END TO FLANGE END | 0.691 INCHES NOMINAL AA END |
| DISTANCE FROM HUB END TO FLANGE END | 1.563 INCHES NOMINAL BB END |
| FACE WIDTH | 1.746 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | THE FIRST HOLE LOCATED 30 DEG FROM CENTER LINE OF MACHINED NOTCH |
| HUB OUTSIDE DIAMETER | 8.750 INCHES NOMINAL BOTH ENDS |
| OVERALL LENGTH | 2.438 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE 1045 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 1045 |
| METALLIC HARDNESS RATING AND LOCATION | 20.0 ROCKWELL C MINIMUM HUB AND 28.0 ROCKWELL C MAXIMUM HUB |
| OUTSIDE DIAMETER | 13.500 INCHES NOMINAL |
| PITCH DIAMETER | 13.135 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SECURING HOLE QUANTITY | 6 |
| SECURING METHOD | DRILLED HOLE |
| SPECIAL FEATURES | NOTCH CUT IN BB END /1/ 0.875 IN. PLUS 0.010 MINUS 0.000 W, /2/ 1 IN. DEEP, /3/ THE OUTER EDGE LOCATED 5-9/16 IN. FROM CENTER |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| TEETH HARDNESS RATING | 20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 66 |
| TEETH ROW QUANTITY | 3 |
| TOOTH PITCH | 0.625 INCHES NOMINAL |