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NSN 3040-00-765-2221  ·  NIIN 007652221  ·  FSC 3040
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WORM SHAFT

Miscellaneous Power Transmission Equipment

Technical characteristics

34 rows

Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.

Technical characteristics from the federal item record
MRCRequirementValue
CFFWSHAFT LOCATIONBOTH ENDS OF WORM
CCKDSECTION SHAPESPHERICAL
AAHNEND SIMILARITYNOT IDENTICAL
CFFXSTRAIGHT UNTHREADED LENGTHSECOND END THIRD PORTION INCHES NOMINAL 0.0469
CFFYSTRAIGHT UNTHREADED SECTION DIAMETERFIRST END FIRST PORTION INCHES NOMINAL 0.320
CFFYSTRAIGHT UNTHREADED SECTION DIAMETERFIRST END SECOND PORTION INCHES NOMINAL 0.240
CFFYSTRAIGHT UNTHREADED SECTION DIAMETERFIRST END THIRD PORTION INCHES NOMINAL 0.2500
CFFXSTRAIGHT UNTHREADED LENGTHFIRST END FIRST PORTION INCHES NOMINAL 0.0838
CFFXSTRAIGHT UNTHREADED LENGTHSECOND END SECOND PORTION INCHES NOMINAL 0.220
CFFMSHAFT HARDNESS RATINGLOCATION NOT OTHERWISE SPECIFIED ROCKWELL C MINIMUM 30.0 AND ROCKWELL C MAXIMUM 35.0
CFFNWORM THREAD SECTION LENGTHINCHES NOMINAL 0.570
CFFPWORM BODY LENGTHINCHES NOMINAL 0.570
CFFYSTRAIGHT UNTHREADED SECTION DIAMETERSECOND END FOURTH PORTION INCHES NOMINAL 0.2812
CFFYSTRAIGHT UNTHREADED SECTION DIAMETERSECOND END SECOND PORTION INCHES NOMINAL 0.3050
CFFYSTRAIGHT UNTHREADED SECTION DIAMETERSECOND END THIRD PORTION INCHES NOMINAL 0.270
CFGCUNTHREADED SECTION PIN HOLE DIAMETERSECOND END FOURTH PORTION INCHES NOMINAL 0.1090
CFFXSTRAIGHT UNTHREADED LENGTHFIRST END SECOND PORTION INCHES NOMINAL 0.469
CFFXSTRAIGHT UNTHREADED LENGTHFIRST END THIRD PORTION INCHES NOMINAL 0.3593
CFFXSTRAIGHT UNTHREADED LENGTHSECOND END FIRST PORTION INCHES NOMINAL 0.730
CFFXSTRAIGHT UNTHREADED LENGTHSECOND END FOURTH PORTION INCHES NOMINAL 0.7531
CFFKWORM OUTSIDE DIAMETERINCHES NOMINAL 0.563
CFFLWORM PITCH DIAMETERINCHES NOMINAL 0.500
CFFYSTRAIGHT UNTHREADED SECTION DIAMETERSECOND END FIRST PORTION INCHES NOMINAL 0.320
CFFFWORM PRESSURE ANGLE IN DEG29.000
CFFGWORM HELIX ANGLE3 DEG 39 MIN
CFFDWORM THREAD DIRECTIONRIGHT-HAND
CFFBWORM THREAD QUANTITY1
CFQQSHAFT SECTION SIZE0.625 IN. ACROSS FLATS BOTH ENDS
MATTMATERIALSTEEL CORROSION RESISTING
SFTTSURFACE TREATMENTPASSIVATE
ZZZVFSC APPLICATION DATAELEVATION QUADRANT,FIRE CONTROL,ANTIAIRCRAFT
CFFCWORM THREAD LEADINCHES NOMINAL 0.100
ABHPOVERALL LENGTHINCHES NOMINAL 3.270
BYFRTEETH HARDNESS RATINGROCKWELL C MINIMUM 30.0 AND ROCKWELL C MAXIMUM 35.0