3040-01-261-5393 SHAFT,STRAIGHT Index 3040-01-261-5395 SHAFT,SHOULDERED

National Stock Number:
3040-01-261-5394

Federal Supply Class:
3040

National Item Identification Number:
012615394

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:
917AS609430003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.7960 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER0.796 INCHES NOMINAL
OVERALL LENGTH2.492 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 7075
SECOND END EXTERNAL THREAD LENGTH0.120 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.5690 INCHES NOMINAL
SECOND END GROOVE WIDTH0.0600 INCHES NOMINAL
SECOND END DIAMETER0.6250 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.140 INCHES NOMINAL
SECOND END STYLECIRCULAR GROOVED AND EXTERNALLY THREADED
STEP QUANTITY2
SURFACE FINISH63.0 MICROINCHES


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