| DESIGN FORM | WEBBED | 
| TEETH ROW QUANTITY | 1 | 
| TEETH QUANTITY PER ROW | 40 | 
| TOOTH PITCH | 0.625 INCHES NOMINAL | 
| MATERIAL | STEEL UNS J03001 | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-681, COMP 65-35, COND A FED SPEC SINGLE MATERIAL RESPONSE | 
| STYLE DESIGNATOR | WEBBED OR SPOKED | 
| OUTSIDE DIAMETER | 8.310 INCHES MINIMUM AND | 
|  | 8.320 INCHES MAXIMUM | 
| OVERALL LENGTH | 1.172 INCHES NOMINAL | 
| PITCH DIAMETER | 7.966 INCHES NOMINAL | 
| FACE WIDTH | 0.750 INCHES NOMINAL | 
| ASA STANDARD CHAIN NUMBER | 50 | 
| HARDNESS RATING TEST METHOD | NOT RATED | 
| BORE TYPE | STRAIGHT | 
| BORE DIAMETER | 1.249 INCHES MINIMUM AND | 
|  | 1.251 INCHES MAXIMUM | 
| BORE LENGTH | 1.016 INCHES NOMINAL | 
| KEYING FACILITY TYPE | KEYWAY | 
| QUANTITY | 1 | 
| KEYWAY WIDTH | 0.313 INCHES MINIMUM AND | 
|  | 0.319 INCHES MAXIMUM | 
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.795 INCHES MINIMUM AND | 
|  | 0.805 INCHES MAXIMUM | 
| PROTRUDING HUB CHARACTERISTIC | PLAIN | 
| HUB OUTSIDE DIAMETER | 2.750 INCHES NOMINAL AA END | 
| FURNISHED ITEMS | KEYING FACILITY AND | 
|  | LIGHTENING HOLE | 
| DISTANCE FROM HUB END TO FLANGE END | 0.422 INCHES NOMINAL AA END | 
|  | 0.156 INCHES NOMINAL BB END | 
| SECURING METHOD | THREADED HOLE | 
| SECURING LOCATION | AA END | 
| SECURING HOLE QUANTITY | 1 | 
| THREAD SIZE | 5/16 IN.-18 | 
| HOLE LOCATION | LOCATED ON TOP OF KEYWAY | 
| THE MANUFACTURERS DATA |  | 
| MANUFACTURERS CODE | 19207 | 
| DESIGN CONTROL REFERENCE | 11623061 |