| ASA STANDARD CHAIN NUMBER | 50-1 |
| BORE DIAMETER | 0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM |
| BORE LENGTH | 0.870 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| BORE TYPE | STRAIGHT |
| CRITICALITY CODE JUSTIFICATION | ABXV AND ALNC |
| DESIGN FORM | PLAIN |
| FURNISHED ITEMS | BORE BEARING |
| FACE WIDTH | 0.343 INCHES NOMINAL |
| FIRST STEP DIAMETER | 1.063 INCHES NOMINAL BOTH ENDS |
| FIRST STEP LENGTH | 0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM BOTH ENDS |
| HARDNESS RATING TEST METHOD | BRINELL |
| HUB OUTSIDE DIAMETER | 0.8125 INCHES MINIMUM AND 0.8130 INCHES MAXIMUM BOTH ENDS |
| LUBRICATION MODE | VISIBLE MEANS |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 0.870 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| MATERIAL | STEEL COMP XM-13 |
| METALLIC HARDNESS RATING AND LOCATION | 363.0 BRINELL STANDARD NOMINAL BODY AND 363.0 BRINELL STANDARD NOMINAL HUB |
| OUTSIDE DIAMETER | 2.093 INCHES NOMINAL |
| PITCH DIAMETER | 1.827 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | STEPPED |
| SECOND STEP LENGTH | 0.203 INCHES MINIMUM AND 0.204 INCHES MAXIMUM BOTH ENDS |
| STYLE DESIGNATOR | PLAIN |
| TEETH HARDNESS RATING | 363.0 BRINELL STANDARD MAXIMUM |
| TEETH QUANTITY PER ROW | 9 |
| TEETH ROW QUANTITY | 1 |
| TOOTH PITCH | 0.625 INCHES NOMINAL |