4730-00-033-5808 TRAP,STEAM Index 3020-00-033-5816 GEAR,WORM WHEEL

National Stock Number:
3040-00-033-5815

Federal Supply Class:
3040

National Item Identification Number:
000335815

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:
2886720-00101289GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
28867730-00103502GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
288C72024446GENERAL ELECTRIC COMPANY
288C72081893GENERAL ELECTRIC CO LYNN RIVER WORKS
288C720-00101289GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
288C720-00103502GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
288C720-181893GENERAL ELECTRIC CO LYNN RIVER WORKS


Techincal Specification:
END SIMILARITYNOT IDENTICAL
INVOLUTE SPLINE LENGTH2.188 INCHES NOMINAL FIRST END, FOURTH PORTION
INVOLUTE SPLINE PITCH DIAMETER1.3330 INCHES NOMINAL FIRST END, FOURTH PORTION
INVOLUTE SPLINE PRESSURE ANGLE IN DEG25.0 FIRST END, FOURTH PORTION
INVOLUTE SPLINE QUANTITY16 FIRST END, FOURTH PORTION
OVERALL LENGTH20.875 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONB50R214,CLASS D,GENERAL ELECTRIC CO MFR REF SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SHAFT HARDNESS RATINGC SCALE,41 TO 45
SHAFT LOCATIONBOTH ENDS OF WORM
WORM BODY LENGTH20.875 INCHES NOMINAL
WORM HELIX ANGLE15 DEG 8 MIN 47.10 SEC
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM OUTSIDE DIAMETER2.998 INCHES MINIMUM AND 3.000 INCHES MAXIMUM
WORM PITCH DIAMETER2.625 INCHES NOMINAL
WORM THREAD DIRECTIONRIGHT-HAND
WORM PRESSURE ANGLE IN DEG24.217
WORM THREAD LEAD2.2323 INCHES NOMINAL
WORM THREAD QUANTITY3
WORM THREAD SECTION LENGTH4.250 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH0.813 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH1.063 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH1.750 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH3.125 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH3.250 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH4.438 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.485 INCHES MINIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.495 INCHES MAXIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.500 INCHES MAXIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.499 INCHES MINIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5749 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5753 INCHES MAXIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5749 INCHES MINIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5753 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER2.125 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER2.125 INCHES NOMINAL SECOND END, FIRST PORTION
TEETH HARDNESS RATINGC SCALE,41 TO 45
UNTHREADED SECTION KEYWAY DEPTH0.188 INCHES NOMINAL SECOND END, THIRD PORTION
UNTHREADED SECTION KEYWAY WIDTH0.3700 INCHES MINIMUM SECOND END, THIRD PORTION
UNTHREADED SECTION KEYWAY WIDTH0.3720 INCHES MAXIMUM SECOND END, THIRD PORTION


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