| MATERIAL | STEEL COMP 4140 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND |
| 37.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 10 |
| TEETH TYPE | SPUR |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | ROUND |
| PITCH HEIGHT | 0.8710 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 5.2300 INCHES |
| NOMINAL OUTSIDE DIAMETER | 1.2490 INCHES |
| NOMINAL THICKNESS | 0.9950 INCHES |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.375 INCHES AXIALLY THROUGH BODY, FIRST END |
| NOMINAL DISTANCE FROM MOUNTING HOLE CENTER TO BOTTOM | 0.625 INCHES AXIALLY THROUGH BODY, FIRST END |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | RACK |