Cross reference · AN (Air Force-Navy Aeronautical) · Plate self-locking nut

AN366DF cross referenceESNA 68NA

AN366DF is a plate self-locking nut series on 5 government stock numbers. Its closest equivalents are ESNA 68NA. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

5 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • 68NAESNACatalog only, needs approvalon 2 of 5 stock numbers, 2 sizes

Standards

    1 more on one stock number each: NAS1023D
    • NAS1023DNASCatalog only, needs approvalon 1 of 5 stock numbers

    Plus 5 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

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    Cited equivalents go on the request as acceptable alternates. Catalog-only listings do not.

    Install tooling

    SpecLok has no catalog family for AN366DF. Tooling for the equivalents:

    None of the equivalents is in the SpecLok catalog yet.

    Sizes by maker

    5 stock numbers
    Part numbers DLA FLIS lists for AN366DF and its equivalents, by stock number
    NSNAN366DF68NANAS1023DLast DLA price
    5310-00-269-7051AN366DF42868NA1-048NAS1023D4
    5310-00-497-3840AN366DF62468NA1-064
    5310-00-281-9172AN366DF632
    5310-00-497-3833AN366DF832
    5310-00-497-3838AN366DF1032

    Each row is one National Stock Number and the part numbers DLA FLIS lists on it, as written there. A blank means FLIS lists no part in that series on the stock number, not that the size does not exist.

    Sources and how to read this page.Details

    Reference numbers the Federal Logistics Information System records against the same National Stock Number. A supply-catalog cross-reference, not an engineering-approved interchangeability: confirm against the controlling drawing or spec before substituting. Only equivalents marked cited have a manufacturer or government document, linked with each.

    Source: DLA Federal Logistics Information System, via DLA PUB LOG ↗ (FLIS Data Electronic Reading Room ↗), data as of 2025-03-18 (March 2025 snapshot). Federal supply class 5310 Nuts and washers. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

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