| DESIGN FORM | PLAIN |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.520 INCHES NOMINAL AA END AND 0.355 INCHES NOMINAL BB END |
| ASA STANDARD CHAIN NUMBER | 25 |
| BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED | ROLLER CHAIN |
| BORE BEARING | NOT INCLUDED |
| BORE DIAMETER | 1.020 INCHES NOMINAL |
| BORE LENGTH | 1.390 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| COUNTERBORE DEPTH | 0.360 INCHES NOMINAL AND 0.520 INCHES NOMINAL |
| COUNTERBORE FEATURE | INCLUDED |
| COUNTERBORE LOCATION | BOTH ENDS |
| COUNTERBORE DIAMETER | 1.102 INCHES NOMINAL AND 1.378 INCHES NOMINAL |
| FACE WIDTH | 1.390 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| KEYING FACILITY | NOT INCLUDED |
| LIGHTENING HOLE | NOT INCLUDED |
| MATERIAL | STEEL,AMS6260 OR SAE9310 |
| III STYLE DESIGNATOR | WEBBED OR SPOKED |
| PITCH DIAMETER | 1.9950 INCHES NOMINAL |
| PROPRIETARY CHARACTERISTICS | PACS |
| OUTSIDE DIAMETER | 2.129 INCHES NOMINAL |
| ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED | SINGLE PITCH |
| SURFACE TREATMENT | OXIDE |
| TEETH ROW QUANTITY | 1 |
| TEETH HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 25 |
| TOOTH PITCH | 0.250 INCHES NOMINAL |