| ASA STANDARD CHAIN NUMBER | 40 |
| BORE DIAMETER | 1.126 INCHES MINIMUM AND 1.128 INCHES MAXIMUM |
| BORE LENGTH | 1.000 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| DESIGN FORM | PLAIN |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.722 INCHES NOMINAL |
| DISTANCE FROM HUB END TO FLANGE END | 0.716 INCHES NOMINAL AA END |
| FURNISHED ITEMS AND QUANTITY | SETSCREW 1 |
| FURNISHED ITEMS | KEYING FACILITY |
| FACE WIDTH | 0.284 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | NOT RATED |
| HOLE LOCATION | LOCATED 90 DEG FROM KEYWAY |
| HUB OUTSIDE DIAMETER | 2.500 INCHES NOMINAL AA END |
| KEYING FACILITY TYPE | KEYWAY |
| KEYWAY WIDTH | 0.315 INCHES NOMINAL |
| LUBRICATION MODE | NO VISIBLE MEANS |
| OVERALL LENGTH | 1.000 INCHES NOMINAL |
| MATERIAL | STEEL |
| OUTSIDE DIAMETER | 4.418 INCHES NOMINAL |
| PITCH DIAMETER | 4.148 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| QUANTITY | 1 |
| SECURING HOLE QUANTITY | 1 |
| SECURING LOCATION | AA END |
| SECURING METHOD | THREADED HOLE(S) |
| STYLE DESIGNATOR | PLAIN |
| SURFACE TREATMENT | PAINT |
| TEETH QUANTITY PER ROW | 26 |
| TEETH ROW QUANTITY | 1 |
| THREAD SIZE | 5/16-18 |
| TOOTH PITCH | 0.500 INCHES NOMINAL |