3040-01-370-6522 SHAFT,STRAIGHT Index 3040-01-370-6524 SHAFT,SHOULDERED

National Stock Number:
3040-01-370-6523

Federal Supply Class:
3040

National Item Identification Number:
013706523

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:
653980953711NAVAL SEA SYSTEMS COMMAND
6539809-153711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
FIRST END DIAMETER1.0000 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH1.107 INCHES NOMINAL
FIRST END STYLEEXTERNAL THREADED
LARGEST STEP DIAMETER1.0000 INCHES MAXIMUM
OVERALL LENGTH1.7500 INCHES NOMINAL
MATERIALSTEEL COMP 4340
SECOND END DIAMETER0.6240 INCHES NOMINAL
SECOND END STYLEHEXAGONAL
SECOND END WIDTH ACROSS FLATS0.3125 INCHES NOMINAL
STEP QUANTITY4


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