| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.765 INCHES MINIMUM AND 0.765 INCHES MINIMUM AND 0.770 INCHES MAXIMUM0.770 INCHES MAXIMUM |
| DISTANCE FROM HUB END TO FLANGE END | 0.007 INCHES MINIMUM AND 0.013 INCHES MAXIMUM BOTH ENDS |
| BORE DIAMETER | 1.249 INCHES MINIMUM AND 1.249 INCHES MINIMUM AND 1.250 INCHES MAXIMUM1.250 INCHES MAXIMUM |
| BORE TYPE | STRAIGHT |
| BORE LENGTH | 2.432 INCHES MINIMUM AND 2.432 INCHES MINIMUM AND 2.442 INCHES MAXIMUM2.442 INCHES MAXIMUM |
| DESIGN FORM | PLAIN |
| FURNISHED ITEMS AND QUANTITY | NONENONENONENONE |
| FURNISHED ITEMS | KEYING FACILITYKEYING FACILITY |
| FACE WIDTH | 2.412 INCHES MINIMUM AND 2.422 INCHES MAXIMUM |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | LOCATED 90 DEG EACH SIDE OF KEYWAY |
| HUB OUTSIDE DIAMETER | 2.9375 INCHES NOMINAL BOTH ENDS |
| KEYING FACILITY TYPE | KEYWAY |
| KEYWAY WIDTH | 0.2515 INCHES MINIMUM AND 0.2515 INCHES MINIMUM AND 0.2545 INCHES MAXIMUM0.2545 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 3.643 INCHES MINIMUM AND 3.643 INCHES MINIMUM AND 3.649 INCHES MAXIMUM3.649 INCHES MAXIMUM |
| OVERALL LENGTH | 2.432 INCHES MINIMUM AND 2.432 INCHES MINIMUM AND 2.442 INCHES MAXIMUM2.442 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633, FS1020-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 1020 |
| METALLIC HARDNESS RATING AND LOCATION | 45.0 ROCKWELL C MINIMUM BODY AND 52.0 ROCKWELL C MAXIMUM BODY |
| SPECIAL FEATURES | 2 HOLES DRILLED BETWEEN TEETH INTO KEYWAY 1/8 IN. DIA,LOCATED 5/16 IN.FROM EACH END; END OPPOSITE SECURING HOLES COUNTERSUNK 60 DEG,1/8 IN. DEEP |
| PITCH DIAMETER | 3.662 INCHES MINIMUM AND 3.662 INCHES MINIMUM AND 3.682 INCHES MAXIMUM3.682 INCHES MAXIMUM |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| QUANTITY | 1 |
| SECURING HOLE QUANTITY | 22 |
| SECURING LOCATION | AA END |
| SECURING METHOD | THREADED HOLE(S) |
| STYLE DESIGNATOR | PLAIN |
| TEETH HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 23 |
| TEETH ROW QUANTITY | 1 |
| THREAD SIZE | 3/8 -163/8 -16 |
| TOOTH PITCH | 0.500 INCHES NOMINAL |