| ASA STANDARD CHAIN NUMBER | 80 |
| BORE DIAMETER | 1.626 INCHES MINIMUM AND 1.627 INCHES MAXIMUM |
| BORE LENGTH | 2.500 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 1.153 INCHES NOMINAL |
| DESIGN FORM | PLAIN |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.977 INCHES NOMINAL |
| DISTANCE FROM HUB END TO FLANGE END | 0.790 INCHES NOMINAL AA END |
| FURNISHED ITEMS AND QUANTITY | SETSCREW,1EA |
| FURNISHED ITEMS | KEYING FACILITY |
| FACE WIDTH | 1.710 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | NOT RATED |
| HUB OUTSIDE DIAMETER | 2.500 INCHES NOMINAL AA END |
| KEYING FACILITY TYPE | KEYWAY |
| KEYWAY WIDTH | 0.376 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| OVERALL LENGTH | 2.500 INCHES NOMINAL |
| MATERIAL | STEEL |
| OUTSIDE DIAMETER | 4.010 INCHES NOMINAL |
| PITCH DIAMETER | 3.550 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| QUANTITY | 1 |
| SECURING LOCATION | AA END |
| SECURING METHOD | SETSCREW |
| STYLE DESIGNATOR | PLAIN |
| TEETH QUANTITY PER ROW | 11 |
| TEETH ROW QUANTITY | 2 |
| TOOTH PITCH | 1.000 INCHES NOMINAL |