| END SIMILARITY | NOT IDENTICAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-13048, 8642, 4140 OR 8740 MIL SPEC ALL MATERIAL RESPONSES |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 8642 OR STEEL COMP 8740 |
| OVERALL LENGTH | 17.594 INCHES NOMINAL |
| SHAFT HARDNESS RATING | C SCALE 17 TO 35 |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| STRAIGHT UNTHREADED LENGTH | 0.125 INCHES NOMINAL FIRST MORTISE |
| STRAIGHT UNTHREADED LENGTH | 0.125 INCHES NOMINAL RECEPTACLE PLATE |
| STRAIGHT UNTHREADED LENGTH | 0.875 INCHES NOMINAL ALL THREADED PORTIONS |
| STRAIGHT UNTHREADED LENGTH | 0.875 INCHES NOMINAL INNER BUSHING |
| STRAIGHT UNTHREADED LENGTH | 0.875 INCHES NOMINAL TERMINAL BOX |
| STRAIGHT UNTHREADED LENGTH | 1.032 INCHES NOMINAL D ENTRANCE |
| STRAIGHT UNTHREADED LENGTH | 1.156 INCHES NOMINAL SECOND SHAFT |
| STRAIGHT UNTHREADED LENGTH | 1.438 INCHES NOMINAL THREADS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.500 INCHES MAXIMUM INNER CUP |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.498 INCHES MINIMUM INNER BUSHING |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.498 INCHES MINIMUM THREADS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.500 INCHES MAXIMUM BOSS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.765 INCHES MINIMUM D ENTRANCE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.765 INCHES MINIMUM SECOND SHAFT |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.767 INCHES MAXIMUM E ENTRANCE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.767 INCHES MAXIMUM SINGLE SHAFT |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.750 INCHES NOMINAL FIRST MORTISE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.750 INCHES NOMINAL RECEPTACLE PLATE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.7710 INCHES MINIMUM TERMINAL BOX |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.7715 INCHES MAXIMUM AXIALLY AT EACH END |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.7715 INCHES MAXIMUM FIRST STEP |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.7710 INCHES MINIMUM ALL THREADED PORTIONS |
| TEETH HARDNESS RATING | C SCALE 58 TO 63 |
| WORM BODY LENGTH | 11.066 INCHES MINIMUM AND 11.076 INCHES MAXIMUM |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| WORM HELIX ANGLE | 4 DEG 57 MIN |
| WORM OUTSIDE DIAMETER | 3.774 INCHES MINIMUM AND 3.776 INCHES MAXIMUM |
| WORM PITCH DIAMETER | 3.216 INCHES NOMINAL |
| WORM THREAD DIRECTION | LEFT-HAND |
| WORM PRESSURE ANGLE IN DEG | 27.500 |
| WORM THREAD LEAD | 0.875 INCHES NOMINAL |
| WORM THREAD QUANTITY | 1 |
| WORM THREAD SECTION LENGTH | 3.750 INCHES NOMINAL |