| DISTANCE FROM HUB END TO FLANGE END | 0.791 INCHES NOMINAL AA END |
| ASA STANDARD CHAIN NUMBER | 60 |
| BORE DIAMETER | 1.500 INCHES MINIMUM |
| BORE LENGTH | 1.250 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| DESIGN FORM | PLAIN |
| FACE WIDTH | 0.459 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | ON HUB |
| HUB OUTSIDE DIAMETER | 3.310 INCHES NOMINAL BOTH ENDS |
| OUTSIDE DIAMETER | 6.147 INCHES NOMINAL |
| OVERALL LENGTH | 1.250 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4140 |
| METALLIC HARDNESS RATING AND LOCATION | 25.0 ROCKWELL C MINIMUM BODY AND 30.0 ROCKWELL C MAXIMUM BODY |
| PITCH DIAMETER | 5.746 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SECURING HOLE QUANTITY | 1 |
| SECURING LOCATION | AA END |
| SECURING METHOD | THREADED HOLE |
| STYLE DESIGNATOR | PLAIN |
| SURFACE TREATMENT | PHOSPHATE |
| TEETH ROW QUANTITY | 1 |
| TEETH HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 24 |
| THREAD SIZE | 3/8-16 |
| TOOTH PITCH | 0.750 INCHES NOMINAL |