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NSN: 3040-00-001-3985
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Part Numbers

Item Number Item Description
8916-4-1 Shaft, Shouldered
8916-1 Shaft, Shouldered

Master Requirement Codes

Code Translation
AAHN A term used to identify the ends as identical or not identical.
ZZZV The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.
ABHP The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

8916-4-1 Shouldered Shaft

Cage 81336

Technical Definition

Shaft, Shouldered, also referenced with federal logistics item name code 22914 - 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.

Technical Characteristics

End Similarity (AAHN):
Not identical
First End Distance From Keyway Center To End (AMDH):
2.375 inches nominal
FSC Application Data (ZZZV):
Winch,drum,vehicle mtg,truck,specially designed
Second End Distance From Keyway Center To End (AMFW):
0.875 inches nominal
Overall Length (ABHP):
25.000 inches nominal

National Stock Number (NSN)