3040-01-220-9945 SHAFT,SHOULDERED Index 3040-01-220-9947 SHAFT,SHOULDERED

National Stock Number:
3040-01-220-9946

Federal Supply Class:
3040

National Item Identification Number:
012209946

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:
BL-1147-108484BREEZE-EASTERN LLC


Techincal Specification:
OVERALL LENGTH5.468 INCHES NOMINAL
SECOND END DIAMETER0.8720 INCHES MINIMUM AND 0.8780 INCHES MAXIMUM
SECOND END STYLESPLINED (INVOLUTE)
SECOND END PITCH DIAMETER0.6000 INCHES NOMINAL
SECOND END PRESSURE ANGLE30.0 DEGREES NOMINAL
SECOND END SPLINE LENGTH0.625 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER0.6900 INCHES MINIMUM AND 0.7000 INCHES MAXIMUM
SECOND END SPLINE MINOR DIAMETER0.5500 INCHES MINIMUM AND 0.5530 INCHES MAXIMUM
SECOND END SPLINE QUANTITY12
STEP QUANTITY4
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.3744 INCHES MINIMUM AND 0.3749 INCHES MAXIMUM
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER1.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000,COND A MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 4340
PROPRIETARY CHARACTERISTICSPACS


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