4820-01-220-0668 SEAT,VALVE Index 3040-01-220-0670 SHAFT,SHOULDERED

National Stock Number:
3040-01-220-0669

Federal Supply Class:
3040

National Item Identification Number:
012200669

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:
7417W3P00197424AMETEK INC
7417W83P00197424AMETEK INC


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.5000 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER0.500 INCHES NOMINAL
OVERALL LENGTH1.380 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SECOND END DISTANCE FROM END TO GROOVE0.097 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH0.097 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.0750 INCHES NOMINAL
SECOND END DIAMETER0.0934 INCHES NOMINAL
SECOND END STYLECIRCULAR GROOVED AND EXTERNALLY THREADED
SECOND END GROOVE WIDTH0.0190 INCHES NOMINAL
SPECIAL FEATURESTHREE HOLES THRU FIRST END,THD 2-56UNC-2B EQUALLY SPACED ON 0.336 IN. BC DIA
STEP QUANTITY3


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