3040-00-008-9918 SHAFT,SHOULDERED Index 4820-00-008-9920 VALVE,SAFETY RELIEF

National Stock Number:
3040-00-008-9919

Federal Supply Class:
3040

National Item Identification Number:
000089919

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:
77C707233P00203538LOCKHEED MARTIN CORPORATION


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.2340 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER0.781 INCHES NOMINAL
OVERALL LENGTH8.620 INCHES NOMINAL
MATERIALNICKEL ALLOY A
SECOND END DIAMETER0.6250 INCHES NOMINAL
SECOND END INTERNAL THREAD LENGTH0.625 INCHES NOMINAL
SECOND END STYLEINTERNAL THREADED
STEP QUANTITY6


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