3040-00-699-7993, SHAFT,SHOULDERED

National Stock Number:
3040-00-699-7993

Federal Supply Class:
3040

National Item Identification Number:
006997993

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:

7709097

19207

U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

END SIMILARITY	IDENTICAL
FIRST END GROOVE DIAMETER	2.8000 INCHES MINIMUM AND 2.8200 INCHES MAXIMUM
FIRST END GROOVE WIDTH	0.1300 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM
FIRST END INTERNAL THREAD LENGTH	1.500 INCHES MINIMUM
FIRST END DIAMETER	2.9600 INCHES MINIMUM
FIRST END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS	1.454 INCHES MINIMUM AND 1.458 INCHES MAXIMUM
FIRST END DISTANCE FROM END TO GROOVE	0.134 INCHES NOMINAL
FIRST END STYLE	TWO CIRCULAR GROOVES, SPLINED AND INTERNALLY THREADED
FIRST END SPLINE MAJOR DIAMETER	2.9800 INCHES MINIMUM AND 2.9850 INCHES MAXIMUM
FIRST END SPLINE MINOR DIAMETER	2.8450 INCHES NOMINAL
FIRST END SPLINE QUANTITY	47
LARGEST STEP DIAMETER	3.1138 INCHES MINIMUM AND 3.1250 INCHES MAXIMUM
OVERALL LENGTH	22.100 INCHES MAXIMUM
MATERIAL	STEEL COMP 8640
SECOND END GROOVE DIAMETER	2.8000 INCHES MINIMUM AND 2.8200 INCHES MAXIMUM
SECOND END GROOVE WIDTH	0.1300 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM
SECOND END INTERNAL THREAD LENGTH	1.500 INCHES MINIMUM
SECOND END DIAMETER	2.9900 INCHES MAXIMUM
SECOND END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS	1.454 INCHES MINIMUM AND 1.458 INCHES MAXIMUM
SECOND END DISTANCE FROM END TO GROOVE	0.134 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER	3.0020 INCHES MINIMUM AND 3.0025 INCHES MAXIMUM
SECOND END SPLINE MINOR DIAMETER	2.8450 INCHES NOMINAL
SECOND END SPLINE QUANTITY	47
STEP QUANTITY	4

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