3040-00-225-1443, SHAFT,SHOULDERED

National Stock Number:
3040-00-225-1443

Federal Supply Class:
3040

National Item Identification Number:
002251443

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:

2584502

80064

NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

END SIMILARITY	NOT IDENTICAL
FIRST END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS	0.247 INCHES NOMINAL
FIRST END DISTANCE BETWEEN SECOND AND THIRD GROOVE CENTERS	0.257 INCHES NOMINAL
FIRST END DISTANCE FROM END TO GROOVE	0.085 INCHES NOMINAL
FIRST END DIAMETER	1.1100 INCHES MINIMUM AND 1.1200 INCHES MAXIMUM
FIRST END GROOVE DIAMETER	0.9740 INCHES MINIMUM AND 0.9940 INCHES MAXIMUM
FIRST END GROOVE WIDTH	0.0950 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM
FIRST END STYLE	THREE CIRCULAR GROOVES
LARGEST STEP DIAMETER	1.400 INCHES NOMINAL
OVERALL LENGTH	6.375 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-637 FED SPEC 2ND MATERIAL RESPONSE
MATERIAL	STEEL COMP 1018 OR STEEL COMP 1117
SECOND END DIAMETER	1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM
SECOND END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS	0.762 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE	0.5938 INCHES NOMINAL
SECOND END INTERNAL THREAD LENGTH	1.000 INCHES NOMINAL
SECOND END SPLINE LENGTH	0.594 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER	1.1230 INCHES MINIMUM AND 1.1240 INCHES MAXIMUM
SECOND END SPLINE MINOR DIAMETER	0.9630 INCHES MINIMUM AND 0.9730 INCHES MAXIMUM
SECOND END GROOVE DIAMETER	0.9062 INCHES NOMINAL
SECOND END GROOVE WIDTH	0.1750 INCHES NOMINAL
SECOND END SPLINE QUANTITY	10
SECOND END STYLE	TWO CIRCULAR GROOVES, SPLINED AND INTERNALLY THREADED
STEP QUANTITY	15
SURFACE FINISH	125.0 MICROINCHES

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