3040-01-199-4634 SHAFT,SHOULDERED Index 3040-01-199-4636 SHAFT,SHOULDERED

National Stock Number:
3040-01-199-4635

Federal Supply Class:
3040

National Item Identification Number:
011994635

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:
462-556223553711NAVAL SEA SYSTEMS COMMAND
5562235-30853711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER1.8750 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER1.875 INCHES NOMINAL
OVERALL LENGTH4.125 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286,CLASS A,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALNICKEL ALLOY
SECOND END EXTERNAL KEYWAY LENGTH1.250 INCHES NOMINAL
SECOND END ANGLE BETWEEN KEYWAYS180.0 DEGREES NOMINAL
SECOND END DIAMETER1.1250 INCHES NOMINAL
SECOND END STYLETWO FLAT KEYWAYS
SECOND END KEYWAY DEPTH0.211 INCHES NOMINAL
SECOND END KEYWAY WIDTH0.3760 INCHES NOMINAL
STEP QUANTITY3


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