| DISTANCE FROM HUB END TO FLANGE END | 0.729 INCHES NOMINAL AA END |
| ASA STANDARD CHAIN NUMBER | 60 |
| BORE DIAMETER | 1.250 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| BORE LENGTH | 0.188 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| DESIGN FORM | PLAIN |
| DISTANCE FROM CENTER OF BORE TO TOP OF KEY | 0.784 INCHES NOMINAL |
| FURNISHED ITEMS | KEYING FACILITY |
| FACE WIDTH | 0.459 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | ON HUB |
| HUB OUTSIDE DIAMETER | 2.375 INCHES NOMINAL AA END |
| KEY WIDTH | 0.313 INCHES NOMINAL |
| KEYING FACILITY TYPE | INTEGRAL KEY |
| OUTSIDE DIAMETER | 3.250 INCHES NOMINAL |
| OVERALL LENGTH | 1.188 INCHES NOMINAL |
| MATERIAL | STEEL |
| PITCH DIAMETER | 2.898 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| QUANTITY | 1 |
| SECURING HOLE QUANTITY | 1 |
| SECURING METHOD | SETSCREW |
| STYLE DESIGNATOR | PLAIN |
| TEETH QUANTITY PER ROW | 12 |
| TEETH ROW QUANTITY | 1 |
| TEETH HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM |
| THREAD SIZE | 5/16-18 |
| TOOTH PITCH | 0.750 INCHES NOMINAL |