| END SIMILARITY | NOT IDENTICALNOT IDENTICAL |
| FSC APPLICATION DATA | LAUNCHER,762-MM ROCKET,TRUCK MOUNTED,XM289LAUNCHER,762-MM ROCKET,TRUCK MOUNTED,XM289 |
| KEYWAY WIDTH | 0.188 INCHES NOMINAL FIRST END THIRD PORTION0.188 INCHES NOMINAL FIRST END THIRD PORTION |
| OVERALL LENGTH | 8.875 INCHES NOMINAL8.875 INCHES NOMINAL |
| MATERIAL | STEELSTEEL |
| MINOR DIAMETER | 1.021 INCHES MINIMUM AND 1.021 INCHES MINIMUM AND 1.022 INCHES MAXIMUM SPLINE SECOND END THIRD PORTION1.022 INCHES MAXIMUM SPLINE SECOND END THIRD PORTION |
| SHAFT HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM LOCATION NOT OTHERWISE SPECIFIED38.0 ROCKWELL C MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| SHAFT THREAD DIRECTION | RIGHT-HAND FIRST END THIRD PORTIONRIGHT-HAND FIRST END THIRD PORTION |
| SHAFT THREAD DIRECTION | RIGHT-HAND SECOND END FOURTH PORTIONRIGHT-HAND SECOND END FOURTH PORTION |
| SHAFT LOCATION | BOTH ENDS OF WORMBOTH ENDS OF WORM |
| SCREW THREAD SERIES DESIGNATOR | UNF SECOND END FOURTH PORTIONUNF SECOND END FOURTH PORTION |
| SCREW THREAD SERIES DESIGNATOR | UNS FIRST END THIRD PORTIONUNS FIRST END THIRD PORTION |
| SPECIAL FEATURES | NO. 63 FINISH ON OD OF SECOND STEP,ON BOTH ENDS,ON SPLINE AND WORM TEETH SURFACESNO. 63 FINISH ON OD OF SECOND STEP,ON BOTH ENDS,ON SPLINE AND WORM TEETH SURFACES |
| THREAD LENGTH | 0.495 INCHES MINIMUM AND 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM FIRST END THIRD PORTION0.505 INCHES MAXIMUM FIRST END THIRD PORTION |
| THREAD LENGTH | 0.948 INCHES NOMINAL SECOND END FOURTH PORTION0.948 INCHES NOMINAL SECOND END FOURTH PORTION |
| THREADED SECTION PIN HOLE DIAMETER | 0.140 INCHES NOMINAL SECOND END FOURTH PORTION0.140 INCHES NOMINAL SECOND END FOURTH PORTION |
| UNTHREADED SECTION KEYWAY DEPTH | 0.094 INCHES NOMINAL FIRST END SECOND PORTION0.094 INCHES NOMINAL FIRST END SECOND PORTION |
| UNTHREADED SECTION KEYWAY WIDTH | 0.1880 INCHES NOMINAL FIRST END SECOND PORTION0.1880 INCHES NOMINAL FIRST END SECOND PORTION |
| WORM BODY LENGTH | 3.563 INCHES NOMINAL3.563 INCHES NOMINAL |
| WORM HELIX ANGLE | 4 DEG 33 MIN.4 DEG 33 MIN. |
| WORM OUTSIDE DIAMETER | 2.8975 INCHES NOMINAL2.8975 INCHES NOMINAL |
| WORM PITCH DIAMETER | 2.500 INCHES NOMINAL2.500 INCHES NOMINAL |
| WORM PRESSURE ANGLE IN DEG | 14.50014.500 |
| WORM THREAD DIRECTION | LEFT-HANDLEFT-HAND |
| WORM THREAD LEAD | 0.625 INCHES NOMINAL0.625 INCHES NOMINAL |
| WORM THREAD QUANTITY | 11 |
| WORM THREAD SECTION LENGTH | 3.188 INCHES NOMINAL3.188 INCHES NOMINAL |
| SPLINE MAJOR DIAMETER | 1.116 INCHES MINIMUM AND 1.116 INCHES MINIMUM AND 1.117 INCHES MAXIMUM SECOND END THIRD PORTION1.117 INCHES MAXIMUM SECOND END THIRD PORTION |
| STRAIGHT SPLINE QUANTITY | 10 EITHER END10 EITHER END |
| STRAIGHT SPLINE LENGTH | 1.245 INCHES NOMINAL SECOND END THIRD PORTION1.245 INCHES NOMINAL SECOND END THIRD PORTION |
| STRAIGHT UNTHREADED LENGTH | 0.557 INCHES NOMINAL SECOND END SECOND PORTION0.557 INCHES NOMINAL SECOND END SECOND PORTION |
| STRAIGHT UNTHREADED LENGTH | 0.625 INCHES NOMINAL FIRST END SECOND PORTION0.625 INCHES NOMINAL FIRST END SECOND PORTION |
| STRAIGHT UNTHREADED LENGTH | 0.719 INCHES NOMINAL FIRST END FIRST PORTION0.719 INCHES NOMINAL FIRST END FIRST PORTION |
| STRAIGHT UNTHREADED LENGTH | 0.719 INCHES NOMINAL SECOND END FIRST PORTION0.719 INCHES NOMINAL SECOND END FIRST PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.1810 INCHES MINIMUM AND 1.1810 INCHES MINIMUM AND 1.1814 INCHES MAXIMUM FIRST END SECOND PORTION1.1814 INCHES MAXIMUM FIRST END SECOND PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.1810 INCHES MINIMUM AND 1.1810 INCHES MINIMUM AND 1.1814 INCHES MAXIMUM SECOND END SECOND PORTION1.1814 INCHES MAXIMUM SECOND END SECOND PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.438 INCHES NOMINAL FIRST END FIRST PORTION1.438 INCHES NOMINAL FIRST END FIRST PORTION |
| SURFACE TREATMENT | PHOSPHATEPHOSPHATE |
| TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM38.0 ROCKWELL C MAXIMUM |