3040-01-353-7491 SHAFT,SHOULDERED Index 3040-01-353-7493 SHAFT,SHOULDERED

National Stock Number:
3040-01-353-7492

Federal Supply Class:
3040

National Item Identification Number:
013537492

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:
724012403538LOCKHEED MARTIN CORPORATION
7240124P00103538LOCKHEED MARTIN CORPORATION


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.4800 INCHES NOMINAL
FIRST END FLAT DEPTH0.0600 INCHES NOMINAL
FIRST END FLAT LENGTH1.2000 INCHES NOMINAL
FIRST END STYLEFLATTED
LARGEST STEP DIAMETER0.4800 INCHES NOMINAL
OVERALL LENGTH3.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CL 303 COND A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL CORROSION RESISTING
SECOND END HOLE DIAMETER0.1280 INCHES NOMINAL
SECOND END DIAMETER0.3050 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM
SECOND END DISTANCE FROM HOLE CENTER TO END0.1300 INCHES NOMINAL
SECOND END STYLEUNTHREADED CROSS DRILLED
STEP QUANTITY2


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