| END SIMILARITY | NOT IDENTICAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624, COMP 4140 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4140 |
| OVERALL LENGTH | 17.500 INCHES NOMINAL |
| SHAFT HARDNESS RATING | 104.0 ROCKWELL B MINIMUM AND 108.0 ROCKWELL B MAXIMUM |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| SHAFT THREAD DIRECTION | LEFT-HAND HUB CAP |
| SPLINE MINOR DIAMETER | 0.999 INCHES MINIMUM SECOND END, FIFTH PORTION |
| SPLINE MINOR DIAMETER | 1.005 INCHES MAXIMUM SECOND END, FIFTH PORTION |
| SPLINE MAJOR DIAMETER | 1.246 INCHES MINIMUM CONCENTRIC HOLE |
| SPLINE MAJOR DIAMETER | 1.248 INCHES MAXIMUM COUNTERBORE |
| STRAIGHT SPLINE LENGTH | 2.260 INCHES NOMINAL CONCENTRIC HOLE |
| STRAIGHT SPLINE QUANTITY | 10 CONCENTRIC HOLE |
| STRAIGHT UNTHREADED LENGTH | 0.120 INCHES NOMINAL INNER BUSHING |
| STRAIGHT UNTHREADED LENGTH | 0.260 INCHES NOMINAL TERMINAL BOX |
| STRAIGHT UNTHREADED LENGTH | 0.640 INCHES NOMINAL ALL THREADED PORTIONS |
| STRAIGHT UNTHREADED LENGTH | 1.380 INCHES NOMINAL SECOND SHAFT |
| STRAIGHT UNTHREADED LENGTH | 1.310 INCHES NOMINAL FIRST MORTISE |
| STRAIGHT UNTHREADED LENGTH | 1.430 INCHES NOMINAL RECEPTACLE PLATE |
| STRAIGHT UNTHREADED LENGTH | 1.820 INCHES NOMINAL D ENTRANCE |
| STRAIGHT UNTHREADED LENGTH | 3.000 INCHES NOMINAL CONCENTRIC HOLE |
| STRAIGHT UNTHREADED LENGTH | 3.540 INCHES NOMINAL THREADS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.246 INCHES MINIMUM CONCENTRIC HOLE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.248 INCHES MAXIMUM COUNTERBORE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.365 INCHES MINIMUM THREADS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.370 INCHES MAXIMUM BOSS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.3745 INCHES MINIMUM D ENTRANCE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.410 INCHES NOMINAL INNER BUSHING |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.3781 INCHES MINIMUM ALL THREADED PORTIONS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.3785 INCHES MAXIMUM FIRST STEP |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.5753 INCHES MAXIMUM SINGLE SHAFT |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.5749 INCHES MINIMUM SECOND SHAFT |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.660 INCHES NOMINAL FIRST MORTISE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.660 INCHES NOMINAL RECEPTACLE PLATE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.840 INCHES NOMINAL TERMINAL BOX |
| TEETH HARDNESS RATING | 104.0 ROCKWELL B MINIMUM AND 108.0 ROCKWELL B MAXIMUM |
| THREAD LENGTH | 0.620 INCHES NOMINAL HUB CAP |
| UNTHREADED SECTION KEYWAY DEPTH | 0.100 INCHES NOMINAL SECOND SHAFT |
| UNTHREADED SECTION KEYWAY DEPTH | 0.140 INCHES NOMINAL D ENTRANCE |
| UNTHREADED SECTION KEYWAY WIDTH | 0.3200 INCHES NOMINAL SECOND SHAFT |
| WORM BODY LENGTH | 3.380 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| WORM HELIX ANGLE | 5 DEG 11 MIN 39.95 SEC |
| WORM OUTSIDE DIAMETER | 2.598 INCHES MINIMUM AND 2.600 INCHES MAXIMUM |
| WORM PITCH DIAMETER | 2.200 INCHES NOMINAL |
| WORM THREAD DIRECTION | LEFT-HAND |
| WORM PRESSURE ANGLE IN DEG | 25.000 |
| WORM THREAD LEAD | 0.6283 INCHES NOMINAL |
| WORM THREAD QUANTITY | 1 |
| WORM THREAD SECTION LENGTH | 3.380 INCHES NOMINAL |