3020-01-411-4024 GEAR,HELICAL Index 4820-01-411-4026 VALVE,THROTTLE

National Stock Number:
3040-01-411-4025

Federal Supply Class:
3040

National Item Identification Number:
014114025

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:
2085-14-1453711NAVAL SEA SYSTEMS COMMAND
412-4637517-1443689HUNTINGTON INGALLS INC
412-4637517-1453711NAVAL SEA SYSTEMS COMMAND
4637517-1453711NAVAL SEA SYSTEMS COMMAND
97-36-69253711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END EXTERNAL THREAD LENGTH0.7500 INCHES NOMINAL
FIRST END DIAMETER1.0000 INCHES NOMINAL
FIRST END STYLEEXTERNAL THREADED
MATERIALNICKEL ALLOY 400
OVERALL LENGTH11.4375 INCHES NOMINAL
SPECIAL FEATURESHOLE THRU END TO END .500 INCH DIAMETER,SECOND END DIAMETER 2.750 INCHES,THREADS ARE 1-12UNF-3A
SURFACE FINISH32.0 MICROINCHES


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