6130-00-466-1956 POWER SUPPLY ASSEMBLY Index 3805-00-466-1958 SOCKET ASSEMBLY

National Stock Number:
3040-00-466-1957

Federal Supply Class:
3040

National Item Identification Number:
004661957

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:
826775819200US ARMY ARDEC RDECOM


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FSC APPLICATION DATAMOUNT,TELESCOPE
OVERALL LENGTH3.219 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURESA 1/4 IN. RADIUS SLOT,0.125 IN. WIDE,0.187 IN. DEEP,0.080 IN HIGH,LOCATED ON EDGE OF WORM THREADED SECTION
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
WORM BODY LENGTH0.750 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE2 DEG 45 MIN
WORM OUTSIDE DIAMETER0.498 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
WORM PITCH DIAMETER0.461 INCHES MINIMUM AND 0.463 INCHES MAXIMUM
WORM PRESSURE ANGLE IN DEG14.500
WORM THREAD LEAD0.070 INCHES NOMINAL
WORM THREAD DIRECTIONRIGHT-HAND
WORM THREAD QUANTITY1
WORM THREAD SECTION LENGTH0.750 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH0.125 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.305 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.870 INCHES MINIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.880 INCHES MAXIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH1.159 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.249 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.312 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.400 INCHES MAXIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.390 INCHES MINIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.500 INCHES NOMINAL SECOND END, SECOND PORTION
SURFACE TREATMENTPASSIVATE
TEETH HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM


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