4720-01-149-7443 HOSE,AIR DUCT Index 3040-01-149-7445 SHAFT,SHOULDERED

National Stock Number:
3040-01-149-7444

Federal Supply Class:
3040

National Item Identification Number:
011497444

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:
16VM003003-981755LOCKHEED MARTIN CORPORATION
2022976-1-170210HONEYWELL INTERNATIONAL INC.
2022976-1-20ZWK8MOOG INC.


Techincal Specification:
END SIMILARITYIDENTICAL
FIRST END DISTANCE FROM HOLE CENTER TO END0.7500 INCHES NOMINAL
FIRST END DIAMETER1.1200 INCHES NOMINAL
FIRST END HOLE DIAMETER0.1900 INCHES NOMINAL
FIRST END STYLEUNTHREADED CROSS DRILLED
LARGEST STEP DIAMETER1.250 INCHES NOMINAL
OVERALL LENGTH27.605 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURESINTERNAL SPLINES SECOND END
STEP QUANTITY3
SUPPLEMENTARY FEATURESBARRIER FOR GREASE RETENTION


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