| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.673 INCHES MINIMUM AND 0.676 INCHES MAXIMUM |
| DISTANCE FROM HUB END TO FLANGE END | 0.591 INCHES NOMINAL AA END |
| ASA STANDARD CHAIN NUMBER | 40 |
| BORE DIAMETER | 1.135 INCHES MINIMUM AND 1.140 INCHES MAXIMUM |
| BORE LENGTH | 0.875 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| DESIGN FORM | PLAIN |
| FURNISHED ITEMS AND QUANTITY | SETSCREW,ONE EACH |
| FURNISHED ITEMS | KEYING FACILITY |
| FACE WIDTH | 0.284 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | NOT RATED |
| HOLE LOCATION | ON HUB PORTION ON TOP OF KEYWAY |
| HUB OUTSIDE DIAMETER | 1.719 INCHES NOMINAL AA END |
| KEYWAY WIDTH | 0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| KEYING FACILITY TYPE | KEYWAY |
| OUTSIDE DIAMETER | 2.490 INCHES NOMINAL |
| OVERALL LENGTH | 0.875 INCHES NOMINAL |
| MATERIAL | STEEL |
| PITCH DIAMETER | 2.250 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| QUANTITY | 1 |
| SECURING HOLE QUANTITY | 1 |
| SECURING LOCATION | AA END |
| SECURING METHOD | THREADED HOLE |
| STYLE DESIGNATOR | PLAIN |
| TEETH QUANTITY PER ROW | 14 |
| TEETH ROW QUANTITY | 1 |
| THREAD SIZE | 1/4-28 |
| TOOTH PITCH | 0.500 INCHES NOMINAL |