| END SIMILARITY | NOT IDENTICAL |
| FSC APPLICATION DATA | LAUNCHER,762-MM ROCKET,TRUCK MOUNTED,XM289 |
| MATERIAL | STEEL |
| OVERALL LENGTH | 10.563 INCHES NOMINAL |
| SPECIAL FEATURES | BOTH ENDS CHAMFERED 0.0625 BY 45 DEG AND THREAD SURFACE FINISH 32AA |
| SHAFT HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| STRAIGHT UNTHREADED LENGTH | 1.187 INCHES NOMINAL ALL THREADED PORTIONS |
| STRAIGHT UNTHREADED LENGTH | 1.312 INCHES NOMINAL FIRST MORTISE |
| STRAIGHT UNTHREADED LENGTH | 1.687 INCHES NOMINAL RECEPTACLE PLATE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.000 INCHES MAXIMUM FIRST STEP |
| STRAIGHT UNTHREADED SECTION DIAMETER | 0.998 INCHES MINIMUM ALL THREADED PORTIONS |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.3760 INCHES MINIMUM FIRST MORTISE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.3760 INCHES MINIMUM RECEPTACLE PLATE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.3765 INCHES MAXIMUM SECOND MORTISE |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.3765 INCHES MAXIMUM SEPARATING PIN |
| SURFACE TREATMENT | OXIDE |
| TEETH HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| UNTHREADED SECTION KEYWAY DEPTH | 0.136 INCHES MINIMUM ALL THREADED PORTIONS |
| UNTHREADED SECTION KEYWAY DEPTH | 0.139 INCHES MAXIMUM FIRST STEP |
| UNTHREADED SECTION KEYWAY WIDTH | 0.2465 INCHES MINIMUM ALL THREADED PORTIONS |
| UNTHREADED SECTION KEYWAY WIDTH | 0.2485 INCHES MAXIMUM FIRST STEP |
| WORM BODY LENGTH | 6.376 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| WORM HELIX ANGLE | 4 DEG 34 MIN. |
| WORM OUTSIDE DIAMETER | 2.8866 INCHES NOMINAL |
| WORM PITCH DIAMETER | 2.4886 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 0.6253 INCHES NOMINAL |
| WORM THREAD QUANTITY | 1 |
| WORM THREAD SECTION LENGTH | 3.750 INCHES NOMINAL |