3040-01-118-7499 SHAFT,SHOULDERED Index 3040-01-118-7501 SHAFT,SHOULDERED

National Stock Number:
3040-01-118-7500

Federal Supply Class:
3040

National Item Identification Number:
011187500

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:
75300621877NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
END SIMILARITYNOT IDENTICAL
EXTERNAL KEYWAY LENGTH1.470 INCHES MINIMUM AND 1.500 INCHES MAXIMUM SECOND END
EXTERNAL KEYWAY LENGTH1.810 INCHES NOMINAL FIRST END
FIRST END DIAMETER1.1810 INCHES MINIMUM AND 1.1813 INCHES MAXIMUM
FIRST END STYLEFLAT KEYWAY
FIRST END KEYWAY DEPTH0.184 INCHES NOMINAL
FIRST END KEYWAY WIDTH0.2485 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM
LARGEST STEP DIAMETER1.400 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 303
OVERALL LENGTH5.388 INCHES NOMINAL
SECOND END KEYWAY DEPTH0.153 INCHES NOMINAL
SECOND END KEYWAY WIDTH0.2485 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM
SECOND END DIAMETER1.1240 INCHES MINIMUM AND 1.1245 INCHES MAXIMUM
SECOND END STYLEFLAT KEYWAY
STEP QUANTITY5
SURFACE FINISH16.0 MICROINCHES


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