3040-01-393-4652 SHAFT,SHOULDERED Index 4820-01-393-4654 GEAR OPERATOR,VALVE

National Stock Number:
3040-01-393-4653

Federal Supply Class:
3040

National Item Identification Number:
013934653

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:
21107181053711NAVAL SEA SYSTEMS COMMAND
582-6408329 FIND 4253711NAVAL SEA SYSTEMS COMMAND
640832953711NAVAL SEA SYSTEMS COMMAND
6408329 FIND 4253711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DISTANCE FROM KEYWAY CENTER TO END0.500 INCHES NOMINAL
FIRST END DIAMETER0.6220 INCHES MINIMUM AND 0.6230 INCHES MAXIMUM
FIRST END STYLEWOODRUFF KEYWAY
FIRST END KEYWAY WIDTH0.1870 INCHES NOMINAL
LARGEST STEP DIAMETER2.000 INCHES NOMINAL
MATERIALNICKEL ALLOY
OVERALL LENGTH6.310 INCHES NOMINAL
SECOND END STEP LENGTH1.000 INCHES NOMINAL
SECOND END STYLEHEXAGONAL
SECOND END WIDTH ACROSS FLATS0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
STEP QUANTITY4


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