3040-00-008-0212 WEIGHT,COUNTERBALANCE Index 3040-00-469-4368 SHAFT,STRAIGHT

National Stock Number:
3040-00-450-9299

Federal Supply Class:
3040

National Item Identification Number:
004509299

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:
4860-4500-20B525344114BAE SYSTEMS LAND & ARMAMENTS L.P.
4860-4500-20B525363327MCNALLY INDUSTRIES LLC


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.5000 INCHES NOMINAL
FIRST END EXTERNAL KEYWAY LENGTH0.562 INCHES NOMINAL
FIRST END KEYWAY DEPTH0.062 INCHES NOMINAL
FIRST END KEYWAY WIDTH0.1250 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH0.438 INCHES NOMINAL
FIRST END STYLEEXTERNALLY THREADED AND FLAT KEYWAY
LARGEST STEP DIAMETER0.747 INCHES NOMINAL
OVERALL LENGTH12.125 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,CL,AC MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SECOND END DISTANCE FROM KEYWAY CENTER TO END3.562 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH1.500 INCHES NOMINAL
SECOND END HOLE DEPTH0.747 INCHES NOMINAL
SECOND END HOLE DIAMETER0.1250 INCHES NOMINAL
SECOND END DIAMETER0.7470 INCHES NOMINAL
SECOND END STYLEINDENTED FLAT KEYWAY AND CROSS DRILLED HOLE
SECOND END KEYWAY DEPTH0.062 INCHES NOMINAL
SECOND END KEYWAY WIDTH0.1250 INCHES NOMINAL
STEP QUANTITY3
SURFACE FINISH16.0 MICROINCHES


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