3040-00-033-5815, WORM SHAFT

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:

2886720-001	01289	GENERAL ELECTRIC COMPANY
28867730-001	03502	GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
288C720-001	01289	GENERAL ELECTRIC COMPANY
288C720-001	03502	GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
288C720	24446	GENERAL ELECTRIC COMPANY
288C720	81893	GENERAL ELECTRIC CO LYNN RIVER WORKS
288C720-1	81893	GENERAL ELECTRIC CO LYNN RIVER WORKS

Techincal Specification:

END SIMILARITY	NOT IDENTICAL
INVOLUTE SPLINE LENGTH	2.188 INCHES NOMINAL FIRST END FOURTH PORTION
INVOLUTE SPLINE PRESSURE ANGLE IN DEG	25.0 FIRST END FOURTH PORTION
INVOLUTE SPLINE PITCH DIAMETER	1.3330 INCHES NOMINAL FIRST END FOURTH PORTION
INVOLUTE SPLINE QUANTITY	16 FIRST END FOURTH PORTION
OVERALL LENGTH	20.875 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	B50R214,CLASS D,GENERAL ELECTRIC CO MFR REF SINGLE MATERIAL RESPONSE
MATERIAL	STEEL
SHAFT HARDNESS RATING	C SCALE,41 TO 45 LOCATION NOT OTHERWISE SPECIFIED
SHAFT LOCATION	BOTH ENDS OF WORM
UNTHREADED SECTION KEYWAY DEPTH	0.188 INCHES NOMINAL SECOND END THIRD PORTION
UNTHREADED SECTION KEYWAY WIDTH	0.3700 INCHES MINIMUM AND 0.3720 INCHES MAXIMUM SECOND END THIRD PORTION
WORM BODY LENGTH	20.875 INCHES NOMINAL
WORM HELIX ANGLE	15 DEG 8 MIN 47.10 SEC
WORM BODY TAPERED BEARING SURFACE END	NOT PROVIDED
WORM OUTSIDE DIAMETER	2.998 INCHES MINIMUM AND 3.000 INCHES MAXIMUM
WORM PRESSURE ANGLE IN DEG	24.217
WORM PITCH DIAMETER	2.625 INCHES NOMINAL
WORM THREAD DIRECTION	RIGHT-HAND
WORM THREAD LEAD	2.2323 INCHES NOMINAL
WORM THREAD QUANTITY	3
WORM THREAD SECTION LENGTH	4.250 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH	0.813 INCHES NOMINAL FIRST END THIRD PORTION
STRAIGHT UNTHREADED LENGTH	1.063 INCHES NOMINAL FIRST END SECOND PORTION
STRAIGHT UNTHREADED LENGTH	1.750 INCHES NOMINAL SECOND END SECOND PORTION
STRAIGHT UNTHREADED LENGTH	3.125 INCHES NOMINAL FIRST END FIRST PORTION
STRAIGHT UNTHREADED LENGTH	3.250 INCHES NOMINAL SECOND END FIRST PORTION
STRAIGHT UNTHREADED LENGTH	4.438 INCHES NOMINAL SECOND END THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	1.485 INCHES MINIMUM AND 1.495 INCHES MAXIMUM SECOND END THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	1.499 INCHES MINIMUM AND 1.500 INCHES MAXIMUM FIRST END THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	1.5749 INCHES MINIMUM AND 1.5753 INCHES MAXIMUM FIRST END SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	1.5749 INCHES MINIMUM AND 1.5753 INCHES MAXIMUM SECOND END SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	2.125 INCHES NOMINAL SECOND END FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	2.125 INCHES NOMINAL FIRST END FIRST PORTION
TEETH HARDNESS RATING	C SCALE,41 TO 45

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