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AN961-416S

Aeronautical Standard Flat Washer

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Description

AN 961-416S Flat Washer

Specifications

Finish Silver
Hole Diameter 0.255 inches minimum and 0.275 inches maximum
Material Brass
Material Specification Qq-w-321 fed spec 1st material response and qq-b-620 t 1/2 hard form a/a fed spec 2nd material response
Nominal I.D. .265
Nominal O.D. .500
Overall Diameter 0.495 inches minimum and 0.520 inches maximum
Precious Material Silver
Precious Material And Location Overall silver
Screw Size 1/4
Surface Treatment Silver plated
Surface Treatment Specification Qq-s-365 gr b fed spec single treatment response
Thickness .064, 0.054 inches minimum and 0.074 inches maximum

Other sizes

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Catalog data updated 2026-07-05. Report a data error