| DESIGN FORM | WEBBED |
| TEETH ROW QUANTITY | 4 |
| TEETH QUANTITY PER ROW | 30 |
| TOOTH PITCH | 0.625 INCHES NOMINAL |
| MATERIAL | STEEL UNS J11875 |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-15464, CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| OUTSIDE DIAMETER | 6.318 INCHES MINIMUM AND |
| 6.321 INCHES MAXIMUM |
| PITCH DIAMETER | 5.979 INCHES NOMINAL |
| FACE WIDTH | 2.443 INCHES MINIMUM AND |
| 2.445 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 0.707 INCHES NOMINAL |
| ASA STANDARD CHAIN NUMBER | 50-4 |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| TEETH HARDNESS RATING | 10.0 ROCKWELL C MINIMUM AND |
| 16.0 ROCKWELL C MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | 16.0 ROCKWELL C MAXIMUM BODY |
| LUBRICATION MODE | VISIBLE MEANS |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 1.620 INCHES MINIMUM AND |
| 1.623 INCHES MAXIMUM |
| BORE LENGTH | 2.219 INCHES NOMINAL |
| HUB OUTSIDE DIAMETER | 2.750 INCHES NOMINAL BOTH ENDS |
| DISTANCE FROM HUB END TO FLANGE END | 0.113 INCHES MINIMUM AND |
| 0.111 INCHES MAXIMUM BOTH ENDS |