3040-01-438-3269, WORM SHAFT

2040-01-438-3268 FENDER,MARINE

National Stock Number:
3040-01-438-3269

Federal Supply Class:
3040

National Item Identification Number:
014383269

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:

47696-502	12190	CURTISS-WRIGHT FLOW CONTROL CORPORATION
47696-502 ITEM 22	12190	CURTISS-WRIGHT FLOW CONTROL CORPORATION
PC47705	12190	CURTISS-WRIGHT FLOW CONTROL CORPORATION

Techincal Specification:

WORM BODY TAPERED BEARING SURFACE END	NOT PROVIDED
WORM HELIX ANGLE	60 DEG
WORM OUTSIDE DIAMETER	2.165 INCHES NOMINAL
WORM PITCH DIAMETER	1.833 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG	20.000
WORM THREAD DIRECTION	RIGHT-HAND
WORM THREAD LEAD	1.000 INCHES NOMINAL
WORM THREAD QUANTITY	4
WORM THREAD SECTION LENGTH	2.000 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH	0.750 INCHES NOMINAL FIRST END
STRAIGHT UNTHREADED LENGTH	1.748 INCHES NOMINAL SECOND END
STRAIGHT UNTHREADED SECTION DIAMETER	0.8745 INCHES NOMINAL FIRST END
STRAIGHT UNTHREADED SECTION DIAMETER	0.8745 INCHES NOMINAL SECOND END
UNTHREADED SECTION KEYWAY DEPTH	0.2143 INCHES NOMINAL SECOND END
UNTHREADED SECTION KEYWAY WIDTH	0.1880 INCHES NOMINAL SECOND END
END SIMILARITY	NOT IDENTICAL
MATERIAL	STEEL CORROSION RESISTING
PROPRIETARY CHARACTERISTICS	PACS
OVERALL LENGTH	6.248 INCHES NOMINAL
SHAFT LOCATION	BOTH ENDS OF WORM
WORM BODY LENGTH	3.750 INCHES NOMINAL

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