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AN386-4-6A

Aeronautical Standard Threaded Tapered Pin

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Description

Thread Size: 1/4", Thread Length: 1/2

Specifications

First End Style Oval
Grip Length Between 0.734 inches and 0.766 inches
Material Steel
Material Specification Qq-s-681 federal specification 1st material response or mil-s-6049 military specification 2nd material response or mil-s-6050 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6758 military specification 5th material response
Second End Relationship With First End Not identical
Style Designator Threaded at small end
Surface Treatment Cadmium
Surface Treatment Specification Cl 3 federal specification single treatment response type 1 qq-p-416
Thread Class 3a
Thread Direction Right-hand
Thread Length Between 0.422 inches and 0.453 inches
Thread Series UNF
Thread Series Designator Unf (fine thread)
Thread Size 0.190

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

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