4820-01-420-1117 VALVE,BALL Index 3040-01-420-1119 SHAFT,SHOULDERED

National Stock Number:
3040-01-420-1118

Federal Supply Class:
3040

National Item Identification Number:
014201118

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:
595-6404642-653711NAVAL SEA SYSTEMS COMMAND
640464253711NAVAL SEA SYSTEMS COMMAND
DF-2085-208 PIECE 643689HUNTINGTON INGALLS INC
6404642 FIND 653711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER2.7500 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER2.7500 INCHES NOMINAL
MATERIALNICKEL ALLOY
OVERALL LENGTH11.1900 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.8800 INCHES NOMINAL
SECOND END GROOVE WIDTH0.2500 INCHES NOMINAL
SECOND END DIAMETER1.0000 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.6300 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH0.6300 INCHES NOMINAL
SECOND END STYLECIRCULAR GROOVED AND EXTERNALLY THREADED
SPECIAL FEATURES1ST END COUNTERSUNK,1.250 IN. MINOR OD, 2.000 IN. MAX. OD, ANGULAR CUT 0.25 DEGREE
STEP QUANTITY3
SURFACE FINISH32.0 MICROINCHES


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