| DISTANCE FROM HUB END TO FLANGE END | 0.875 INCHES NOMINAL BOTH ENDS |
| ASA STANDARD CHAIN NUMBER | E-50 |
| BORE DIAMETER | 1.750 INCHES MINIMUM AND 1.751 INCHES MAXIMUM |
| BORE LENGTH | 3.438 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 0.707 INCHES NOMINAL |
| DESIGN FORM | PLAIN |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 1.000 INCHES NOMINAL |
| FURNISHED ITEMS | KEYING FACILITY |
| FACE WIDTH | 1.737 INCHES MINIMUM AND 1.755 INCHES MAXIMUM |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HUB OUTSIDE DIAMETER | 2.375 INCHES NOMINAL BOTH ENDS |
| KEYWAY WIDTH | 0.250 INCHES NOMINAL |
| KEYING FACILITY TYPE | KEYWAY |
| OUTSIDE DIAMETER | 4.522 INCHES NOMINAL |
| OVERALL LENGTH | 3.438 INCHES NOMINAL |
| MATERIAL | STEEL |
| METALLIC HARDNESS RATING AND LOCATION | 35.0 ROCKWELL C MINIMUM HUB AND 45.0 ROCKWELL C MAXIMUM HUB |
| PITCH DIAMETER | 4.194 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| QUANTITY | 1 |
| STYLE DESIGNATOR | PLAIN |
| TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 21 |
| TEETH ROW QUANTITY | 3 |
| TOOTH PITCH | 0.625 INCHES NOMINAL |