3040-01-289-8303 SHAFT,SHOULDERED Index 4730-01-289-8305 FLANGE,PIPE

National Stock Number:
3040-01-289-8304

Federal Supply Class:
3040

National Item Identification Number:
012898304

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:
476009080064NAVAL SHIP SYSTEMS COMMAND
4760090 PART 480064NAVAL SHIP SYSTEMS COMMAND
4760090-480064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYIDENTICAL
FIRST END DIAMETER1.4800 INCHES MINIMUM AND 1.4850 INCHES MAXIMUM
FIRST END PITCH DIAMETER1.4000 INCHES NOMINAL
FIRST END PRESSURE ANGLE30.0 DEGREES NOMINAL
FIRST END SPLINE LENGTH7.147 INCHES NOMINAL
FIRST END SPLINE MAJOR DIAMETER1.4800 INCHES MINIMUM AND 1.4850 INCHES MAXIMUM
FIRST END SPLINE MINOR DIAMETER1.2610 INCHES MINIMUM AND 1.2760 INCHES MAXIMUM
FIRST END SPLINE QUANTITY14
FIRST END STYLESPLINED (INVOLUTE)
LARGEST STEP DIAMETER1.622 INCHES NOMINAL
OVERALL LENGTH10.650 INCHES MINIMUM AND 10.660 INCHES MAXIMUM
MATERIALSTEEL COMP 4130
STEP QUANTITY5
SURFACE FINISH32.0 MICROINCHES


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