3040-01-372-9123 SHAFT,SHOULDERED Index 3040-01-372-9125 AXLE,STRAIGHT

National Stock Number:
3040-01-372-9124

Federal Supply Class:
3040

National Item Identification Number:
013729124

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:
590638105825O T S I
590638153711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END FLAT DEPTH0.2810 INCHES NOMINAL
FIRST END FLAT LENGTH1.750 INCHES NOMINAL
FIRST END DIAMETER0.7500 INCHES NOMINAL
FIRST END STYLEFLATTED
LARGEST STEP DIAMETER0.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI -1020 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH12.043 INCHES NOMINAL
MATERIALSTEEL
SECOND END DIAMETER0.3750 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH0.680 INCHES NOMINAL
SECOND END STYLEEXTERNAL THREADED
STEP QUANTITY3


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