3040-00-484-0739 SHAFT,SHOULDERED Index 3040-00-484-0746 SHAFT,SHOULDERED

National Stock Number:
3040-00-484-0740

Federal Supply Class:
3040

National Item Identification Number:
004840740

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:
2263A09780BURCH COMPANY INC THE
SA2263A09780BURCH COMPANY INC THE


Techincal Specification:
FIRST END STYLEWOODRUFF KEYWAY
MATERIALSTEEL COMP 1045
FIRST END KEYWAY WIDTH0.3750 INCHES NOMINAL
FIRST END EXTERNAL KEYWAY LENGTH1.500 INCHES NOMINAL
FIRST END DISTANCE FROM KEYWAY CENTER TO END0.938 INCHES NOMINAL
FIRST END DIAMETER1.2500 INCHES NOMINAL
END SIMILARITYNOT IDENTICAL
SECOND END STYLEINDENTED FLAT KEYWAY
SECOND END KEYWAY WIDTH0.5000 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH14.000 INCHES NOMINAL
SECOND END KEYWAY DEPTH0.250 INCHES NOMINAL
SECOND END DISTANCE FROM KEYWAY CENTER TO END10.875 INCHES NOMINAL
SECOND END DIAMETER1.9380 INCHES NOMINAL
LARGEST STEP DIAMETER1.938 INCHES NOMINAL
OVERALL LENGTH23.875 INCHES NOMINAL
STEP QUANTITY3


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