| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 1.562 INCHES FIRST END |
| BORE STYLE | STRAIGHT SPLINE FIRST END |
| END NOMINAL DIAMETER | 3.500 INCHES FIRST END |
| END NOMINAL LENGTH | 0.844 INCHES FIRST END |
| FACE NOMINAL WIDTH | 1.219 INCHES |
| FIRST STEP NOMINAL DIAMETER | 3.500 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.844 INCHES FIRST END |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| HUB STYLE DESIGNATOR | 3 STEPS FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-800 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | INTERNAL SPUR GEAR |
| PITCH DIAMETER | 4.2000 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.844 INCHES FIRST END |
| NOMINAL OVERALL LENGTH | 3.938 INCHES |
| NOMINAL OUTSIDE DIAMETER | 5.343 INCHES |
| PRESSURE ANGLE | 20.0000 DEGREES |
| SECOND STEP NOMINAL DIAMETER | 4.498 INCHES FIRST END |
| SECOND STEP NOMINAL LENGTH | 0.219 INCHES FIRST END |
| SPECIAL FEATURES | MODIFIED 10 SPLINE AND FOOLPROOF HOLE, FOUR 0.125 IN. DIA HOLES EQUALLY SPACED AT BASE OF GEAR TEETH. VARIOUS OTHER HOLES AND FEATURES. SIMILAR TO ITEM 4 NSN 3020-01-478-7502 AND ITEM 43 SAME DRAWING. |
| SPLINE QUANTITY | 10 FIRST END |
| STYLE DESIGNATOR | SOLID BACK RING, PROTRUDING HUB, RECESSED HUB |
| TEETH QUANTITY | 42 |
| TEETH TYPE | SPUR |
| THIRD STEP NOMINAL DIAMETER | 5.320 INCHES FIRST END |
| THIRD STEP NOMINAL LENGTH | 2.125 INCHES FIRST END |
| TOOTH FORM | STUB |