3040-00-983-1721 EXTENSION SHAFT Index 3040-01-253-4838 WEIGHT,COUNTERBALANCE

National Stock Number:
3040-01-244-3603

Federal Supply Class:
3040

National Item Identification Number:
012443603

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:
148B383124374BECHTEL TECHNICAL SERVICES INC MACHINERY APPARATUS OPN
820-2177673-3653711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
OVERALL LENGTH20.812 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A-322,GRADE 4340 ASSN STD ALL MATERIAL RESPONSES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS


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