8040-00-613-9084 ADHESIVE Index 3040-00-613-9097 LINK ASSEMBLY,CONNE

National Stock Number:
3040-00-613-9096

Federal Supply Class:
3040

National Item Identification Number:
006139096

Description:
WORM SHAFT

Detail:
A DRIVE SHAFT HAVING HELICAL THREAD(S) ON A PORTION OF ITS OUTER SURFACE, MACHINED BEARING SURFACE(S) AND FACILITIES FOR DRIVING (OTHER THAN A HUB) ON ONE OR BOTH ENDS OF SHAFT. DESIGNED TO MATE WITH A CAM, GEAR SECTOR, WORM WHEEL, ETC. INCLUDES ITEMS WITH BEARINGS. EXCLUDES ITEMS HAVING MORE THAN ONE WORM COMPLEMENT OF HELICAL THREADS, ITEMS WITH A SEPARATE COMPLEMENT OF GEAR TEETH, AND GEAR, WORM.


Manufacturer Information:
613909619200US ARMY ARDEC RDECOM


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FSC APPLICATION DATAMOUNT,TELESCOPE,ANTIAIRCRAFT FIRE CONTROL EQUIPMENT
OVERALL LENGTH6.410 INCHES NOMINAL
MATERIALSTEEL
SCREW THREAD SERIES DESIGNATORUNF SECOND END EIGHTH PORTION
SHAFT HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT THREAD DIRECTIONRIGHT-HAND SECOND END EIGHTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.9375 INCHES NOMINAL SECOND END THIRD PORTION
STRAIGHT UNTHREADED LENGTH0.047 INCHES NOMINAL SECOND END FIFTH PORTION
STRAIGHT UNTHREADED LENGTH0.290 INCHES NOMINAL SECOND END SEVENTH PORTION
STRAIGHT UNTHREADED LENGTH0.350 INCHES NOMINAL FIRST END FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.438 INCHES NOMINAL SECOND END SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.520 INCHES NOMINAL SECOND END FOURTH PORTION
STRAIGHT UNTHREADED LENGTH0.712 INCHES NOMINAL SECOND END FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.760 INCHES NOMINAL SECOND END THIRD PORTION
STRAIGHT UNTHREADED LENGTH0.875 INCHES NOMINAL FIRST END SECOND PORTION
STRAIGHT UNTHREADED LENGTH1.043 INCHES NOMINAL SECOND END SIXTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.312 INCHES NOMINAL SECOND END SEVENTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.433 INCHES NOMINAL SECOND END FIFTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.450 INCHES NOMINAL SECOND END SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.4372 INCHES NOMINAL FIRST END SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.4372 INCHES NOMINAL SECOND END SIXTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.500 INCHES NOMINAL SECOND END FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.460 INCHES NOMINAL FIRST END FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.625 INCHES NOMINAL SECOND END FIRST PORTION
SURFACE TREATMENTPASSIVATE
TEETH HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
THREAD LENGTH0.290 INCHES NOMINAL SECOND END EIGHTH PORTION
UNTHREADED SECTION KEYWAY DEPTH0.0772 INCHES NOMINAL SECOND END SIXTH PORTION
UNTHREADED SECTION KEYWAY WIDTH0.1245 INCHES NOMINAL SECOND END SIXTH PORTION
WORM BODY LENGTH1.375 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE5 DEG 17 MIN
WORM OUTSIDE DIAMETER1.020 INCHES NOMINAL
WORM PITCH DIAMETER0.861 INCHES NOMINAL
WORM THREAD DIRECTIONRIGHT-HAND
WORM PRESSURE ANGLE IN DEG29.000
WORM THREAD LEAD0.250 INCHES NOMINAL
WORM THREAD QUANTITY1
WORM THREAD SECTION LENGTH1.313 INCHES NOMINAL


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