| DRILLED HOLE DIAMETER | 0.188 INCHES NOMINAL |
| BORE DIAMETER | 0.625 INCHES NOMINAL |
| BORE LENGTH | 0.630 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| DESIGN FORM | PLAIN |
| DISTANCE FROM HUB END TO FLANGE END | 0.500 INCHES NOMINAL AA END |
| FURNISHED ITEMS | LIGHTENING HOLE |
| FACE WIDTH | 0.130 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | THRU HUB 180 DEG APART |
| HUB OUTSIDE DIAMETER | 1.125 INCHES NOMINAL AA END |
| OUTSIDE DIAMETER | 2.750 INCHES NOMINAL |
| OVERALL LENGTH | 0.6350 INCHES NOMINAL |
| MATERIAL | STEEL |
| METALLIC HARDNESS RATING AND LOCATION | 33.0 ROCKWELL C MINIMUM BODY AND 38.0 ROCKWELL C MAXIMUM BODY |
| SPECIAL FEATURES | 1 HOLE DRILLED SPROCKET FACE,0.156 IN.DIA; WEAPON SYSTEM ESSENTIAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SECURING HOLE QUANTITY | 2 |
| SECURING LOCATION | AA END |
| SECURING METHOD | DRILLED HOLE |
| STYLE DESIGNATOR | PLAIN |
| SURFACE TREATMENT | PHOSPHATE |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 5 |