3040-01-179-9889 SHAFT,SHOULDERED Index 4730-01-179-9891 FLANGE,PIPE

National Stock Number:
3040-01-179-9890

Federal Supply Class:
3040

National Item Identification Number:
011799890

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:
75475-A88907BRUNSWICK CORP
90 8943488907BRUNSWICK CORP
B75475-A95402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC
D-34-942-8295402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC
D-34-942-82 PIECE 195402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC


Techincal Specification:
END SIMILARITYNOT IDENTICAL
EXTERNAL KEYWAY LENGTH0.500 INCHES NOMINAL SECOND END
EXTERNAL KEYWAY LENGTH2.000 INCHES NOMINAL FIRST END
FIRST END DIAMETER0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
FIRST END KEYWAY DEPTH0.125 INCHES NOMINAL
FIRST END KEYWAY WIDTH0.2500 INCHES NOMINAL
FIRST END STYLEFLAT KEYWAY
LARGEST STEP DIAMETER1.875 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-16782 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
OVERALL LENGTH20.375 INCHES NOMINAL
SECOND END DISTANCE FROM KEYWAY CENTER TO END0.500 INCHES NOMINAL
SECOND END DIAMETER1.2550 INCHES MINIMUM AND 1.2560 INCHES MAXIMUM
SECOND END STYLEINDENTED FLAT KEYWAY
SECOND END KEYWAY DEPTH0.125 INCHES NOMINAL
SECOND END KEYWAY WIDTH0.1880 INCHES NOMINAL
STEP QUANTITY7


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