3030-01-126-7377 BELT,FLAT Index 6680-01-126-7379 COUNTER,ELECTRICAL

National Stock Number:
3040-01-126-7378

Federal Supply Class:
3040

National Item Identification Number:
011267378

Description:
SHAFT,STRAIGHT

Detail:
A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for jubricating holes. For items having an integral gear(s) or worm(s), see GEARSHAFT (as modified). For items designed to support rotating members see AXLE(1), STRAIGHT. For items not having the above conditions see PIN, STRAIGHT, HEADLESS. For items having machined ends which constitute steps see SHAFT(1), SHOULDERED; AXLE(1), SHOULDERED; and BOLT, FLUID PASSAGE.


Manufacturer Information:
709-468491280064NAVAL SHIP SYSTEMS COMMAND
709-4684912 ITE53711NAVAL SEA SYSTEMS COMMAND
709-4684912 ITEM 3480064NAVAL SHIP SYSTEMS COMMAND
87832-164196169ELECTRIC BOAT CORPORATION
87832-1641 ITEM 3496169ELECTRIC BOAT CORPORATION


Techincal Specification:
END SIMILARITYIDENTICAL
EXTERNAL KEYWAY LENGTH0.940 INCHES NOMINAL FIRST END
FIRST END HOLE DIAMETER0.2180 INCHES NOMINAL
FIRST END DIAMETER0.7500 INCHES NOMINAL
FIRST END DISTANCE FROM KEYWAY CENTER TO END0.634 INCHES NOMINAL
FIRST END STYLEINDENTED FLAT KEYWAY AND CROSS DRILLED HOLE
FIRST END KEYWAY DEPTH0.106 INCHES MINIMUM AND 0.121 INCHES MAXIMUM
FIRST END KEYWAY WIDTH0.1880 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM
OVERALL LENGTH34.094 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND B FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 304


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