3040-01-342-0621 SHAFT,SHOULDERED Index 3040-01-342-0623 SHAFT,SHOULDERED

National Stock Number:
3040-01-342-0622

Federal Supply Class:
3040

National Item Identification Number:
013420622

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:
619755753711NAVAL SEA SYSTEMS COMMAND
6197557 PART 2453711NAVAL SEA SYSTEMS COMMAND
619758853711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.6250 INCHES NOMINAL
FIRST END DISTANCE FROM HOLE CENTER TO END0.5000 INCHES NOMINAL
FIRST END HOLE DIAMETER0.2520 INCHES NOMINAL
FIRST END STYLEUNTHREADED CROSS DRILLED
LARGEST STEP DIAMETER0.7470 INCHES NOMINAL
OVERALL LENGTH8.312 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A276,COND A ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 316
SECOND END ANGLE BETWEEN FLATS180.0 DEGREES NOMINAL
SECOND END DIAMETER0.6250 INCHES NOMINAL
SECOND END STEP LENGTH0.6200 INCHES NOMINAL
SECOND END STYLETWO FLATS
SPECIAL FEATURESKEYWAY 0.188 IN. WIDE LOCATED CENTER OF SHAFT
STEP QUANTITY3


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