| DISTANCE FROM HUB END TO FLANGE END | 0.390 INCHES NOMINAL AA END |
| ASA STANDARD CHAIN NUMBER | 25 |
| BORE DIAMETER | 0.3755 INCHES MINIMUM AND 0.3765 INCHES MAXIMUM |
| BORE LENGTH | 0.500 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| DESIGN FORM | PLAIN |
| FACE WIDTH | 0.110 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | NOT RATED |
| HOLE LOCATION | LOCATED ON HUB BETWEEN END OF HUB AND SPROCKET FACE |
| HUB OUTSIDE DIAMETER | 1.156 INCHES NOMINAL AA END |
| OUTSIDE DIAMETER | 2.129 INCHES NOMINAL |
| OVERALL LENGTH | 0.500 INCHES NOMINAL |
| MATERIAL | COPPER ALLOY |
| PITCH DIAMETER | 1.995 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SECURING HOLE QUANTITY | 1 |
| SECURING METHOD | THREADED HOLE |
| STYLE DESIGNATOR | PLAIN |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 25 |
| THREAD SIZE | NO.10-24 |
| TOOTH PITCH | 0.250 INCHES NOMINAL |