3120-00-555-4104 BEARING,PLAIN,SPHERICAL Index 3020-00-555-4111 GEAR,SPUR

National Stock Number:
3040-00-555-4108

Federal Supply Class:
3040

National Item Identification Number:
005554108

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:
687A416P2224446GENERAL ELECTRIC COMPANY


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FSC APPLICATION DATARADAR SETS,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILE
OVERALL LENGTH8.094 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI C1144 ASSN STD 1ST MATERIAL RESPONSE
MATERIALSTEEL COMP 1144
SERRATED SECTION LENGTH0.250 INCHES NOMINAL SECOND END, SECOND PORTION
SERRATION MAJOR DIAMETER0.515 INCHES NOMINAL SECOND END, SECOND PORTION
SERRATION MINOR DIAMETER0.500 INCHES NOMINAL SECOND END, SECOND PORTION
SERRATION QUANTITY16 SECOND END, SECOND PORTION
SHAFT LOCATIONBOTH ENDS OF WORM
WORM PRESSURE ANGLE IN DEG20.000
WORM THREAD DIRECTIONLEFT-HAND
WORM THREAD LEAD0.261 INCHES NOMINAL
WORM THREAD QUANTITY1
WORM BODY LENGTH1.375 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE4 DEG 52 FT
WORM OUTSIDE DIAMETER1.148 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH0.485 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.547 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH5.202 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.590 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.750 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.750 INCHES NOMINAL SECOND END, FIRST PORTION
SURFACE TREATMENTCHROMATE ZINC


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