4310-01-518-6551 RING,PISTON Index 5325-01-518-6553 GROMMET,NONMETALLIC

National Stock Number:
3040-01-518-6552

Federal Supply Class:
3040

National Item Identification Number:
015186552

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:
6390679-153711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER2.5040 INCHES NOMINAL
FIRST END INTERNAL THREAD LENGTH1.1300 INCHES NOMINAL
FIRST END SLOT DEPTH1.1300 INCHES NOMINAL
FIRST END SLOT WIDTH1.1550 INCHES NOMINAL
FIRST END STYLESLOTTED AND INTERNALLY THREADED
SPECIAL FEATURES2ND STYLE IS INTERNAL SPLINE
SECOND END STEP LENGTH0.2500 INCHES NOMINAL
SECOND END STYLEFLANGED AND INTERNAL KEYWAY
SECOND END TAPER0.5500 PER FOOT IN INCHES
SECOND END HOLE DIAMETER1.1830 INCHES NOMINAL


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