3020-00-585-8589 GEAR SET,BEVEL,MATCHED Index 3040-00-585-8591 GEAR SET,WORM AND WORM WHEEL,MAT

National Stock Number:
3040-00-585-8590

Federal Supply Class:
3040

National Item Identification Number:
005858590

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:
741C289-101289GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
741C289-124446GENERAL ELECTRIC COMPANY
741C289PC124446GENERAL ELECTRIC COMPANY
741C289-181893GENERAL ELECTRIC CO LYNN RIVER WORKS


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FSC APPLICATION DATASTEAM TURBINE
OVERALL LENGTH18.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONB50A-400-J, GENERAL ELECTRIC CO MFR REF SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
WORM BODY LENGTH9.062 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE15 DEG 54 MIN 37.46 SEC
WORM OUTSIDE DIAMETER2.312 INCHES MINIMUM AND 2.314 INCHES MAXIMUM
WORM PITCH DIAMETER2.010 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG25.000
WORM THREAD DIRECTIONRIGHT-HAND
WORM THREAD LEAD1.800 INCHES NOMINAL
WORM THREAD QUANTITY3
WORM THREAD SECTION LENGTH6.500 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH0.056 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.060 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.068 INCHES MINIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH0.072 INCHES MAXIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH0.240 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED LENGTH0.250 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.828 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.924 INCHES MINIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH0.928 INCHES MAXIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH1.437 INCHES MINIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH1.438 INCHES MAXIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH6.250 INCHES NOMINAL SECOND END, FIFTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.306 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.314 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.485 INCHES MINIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.3781 INCHES MINIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.3785 INCHES MAXIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.4995 INCHES MINIMUM SECOND END, FIFTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.495 INCHES MAXIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5000 INCHES MAXIMUM SECOND END, FIFTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5753 INCHES MAXIMUM SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5753 INCHES MAXIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5749 INCHES MINIMUM SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.5749 INCHES MINIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER2.000 INCHES NOMINAL SECOND END, FIRST PORTION
TEETH HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
UNTHREADED SECTION KEYWAY DEPTH0.1875 INCHES NOMINAL SECOND END, FIFTH PORTION
UNTHREADED SECTION KEYWAY WIDTH0.3700 INCHES MINIMUM SECOND END, FIFTH PORTION
UNTHREADED SECTION KEYWAY WIDTH0.3720 INCHES MAXIMUM SECOND END, FIFTH PORTION


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