3040-00-287-9168, SHAFT,SHOULDERED

National Stock Number:
3040-00-287-9168

Federal Supply Class:
3040

National Item Identification Number:
002879168

Description:
SHAFT,SHOULDERED

Detail:
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.

Manufacturer Information:

212-704-062PC1	97499	BELL TEXTRON INC
2660-1635-01	04320	CURTISS-WRIGHT CONTROLS INTEGRATED SENSING, INC.
2660-1635-01	95402	ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC

Techincal Specification:

END SIMILARITY	NOT IDENTICAL
EXTERNAL KEYWAY LENGTH	0.875 INCHES NOMINAL FIRST END
FIRST END DIAMETER	0.5015 INCHES MINIMUM AND 0.5030 INCHES MAXIMUM
FIRST END GROOVE DIAMETER	0.4400 INCHES NOMINAL
FIRST END GROOVE WIDTH	0.0950 INCHES NOMINAL
FIRST END KEYWAY WIDTH	0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM
FIRST END DISTANCE FROM END TO GROOVE	0.548 INCHES NOMINAL
FIRST END DISTANCE FROM KEYWAY CENTER TO END	1.126 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH	0.500 INCHES NOMINAL
FIRST END STYLE	CIRCULAR GROOVED WOODRUFF KEYWAY AND EXTERNALLY THREADED
FSC APPLICATION DATA	FAN,VENTILATING
LARGEST STEP DIAMETER	0.973 INCHES MINIMUM AND 0.975 INCHES MAXIMUM
OVERALL LENGTH	7.293 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	AISI4340 ASSN STD SINGLE MATERIAL RESPONSE
MATERIAL	STEEL COMP 4340
SECOND END GROOVE DIAMETER	0.4450 INCHES MINIMUM AND 0.4550 INCHES MAXIMUM
SECOND END DIAMETER	0.9346 INCHES MINIMUM AND 0.9365 INCHES MAXIMUM
SECOND END DISTANCE FROM END TO GROOVE	0.400 INCHES MINIMUM
SECOND END SPLINE LENGTH	0.400 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER	0.8450 INCHES MINIMUM AND 0.8500 INCHES MAXIMUM
SECOND END SPLINE MINOR DIAMETER	0.6826 INCHES MINIMUM AND 0.6926 INCHES MAXIMUM
SECOND END SPLINE QUANTITY	16
SECOND END STYLE	CIRCULAR GROOVED AND SPLINED (STRAIGHT)
STEP QUANTITY	9
SURFACE FINISH	32.0 MICROINCHES

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