National Item Identification Number

01-239-3685
012393685
3040-01-239-3685
3040012393685

National Stock Number

Item Name

SHAFT,SHOULDERED

Federal Supply Class

3040

Description

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.

Commercial and Government Entity Code (Supplier Data)

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71871

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ALFA LAVAL INC
DBA ALFA-LAVAL SEPARATION
955 MEARNS RD
WARMINSTER
PA
18974
800-937-7689

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71871

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ALFA LAVAL INC
DBA ALFA-LAVAL SEPARATION
955 MEARNS RD
WARMINSTER
PA
18974
800-937-7689

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Reference Numbers (Part Numbers)

871283201
87183201

Required Categories

MATERIAL
SPECIAL FEATURES
CRITICALITY CODE JUSTIFICATION
III END ITEM IDENTIF

Required Description

STEEL
WEAPON SYSTEM ESSENTIAL
FEAT
OSPREY CLASS MHC
AVENGER CLASS MCM
PURIF