2040-00-991-7070 ROLLER,IDLER Index 3040-00-991-7072 SHAFT,SHOULDERED

National Stock Number:
3040-00-991-7071

Federal Supply Class:
3040

National Item Identification Number:
009917071

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:
2608414820BOWEN TOOLS INC A BIG THREE INDUSTRY


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.7590 INCHES NOMINAL
FIRST END KEYWAY WIDTH0.1875 INCHES NOMINAL
FIRST END DISTANCE FROM KEYWAY CENTER TO END0.6562 INCHES NOMINAL
FIRST END EXTERNAL KEYWAY LENGTH0.552 INCHES NOMINAL
FIRST END STYLEWOODRUFF KEYWAY
LARGEST STEP DIAMETER0.759 INCHES NOMINAL
OVERALL LENGTH4.875 INCHES NOMINAL
MATERIALSTEEL COMP 17-4PH
SECOND END DIAMETER0.6330 INCHES NOMINAL
SECOND END HOLE DEPTH0.125 INCHES NOMINAL
SECOND END HOLE DIAMETER0.3750 INCHES NOMINAL
SECOND END KEYWAY WIDTH0.1875 INCHES NOMINAL
SECOND END DISTANCE FROM HOLE CENTER TO END0.9061 INCHES NOMINAL
SECOND END DISTANCE FROM KEYWAY CENTER TO END1.0781 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH0.552 INCHES NOMINAL
SECOND END STYLEWOODRUFF KEYWAY AND CROSS DRILLED
STEP QUANTITY2
SURFACE FINISH32.0 MICROINCHES


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