Cross reference · SPS Technologies · Extended washer self-locking nut

66796AF cross referenceCherry SL7021C, Howmet VN497DH

66796AF is a SPS extended washer self-locking nut series on 6 government stock numbers. Its closest equivalents are Cherry SL7021C, Howmet VN497DH. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

6 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • SL7021CCherry AerospaceCatalog only, needs approvalon 4 of 6 stock numbers, 4 sizes
  • VN497DHHowmet Fastening SystemsCatalog only, needs approvalon 4 of 6 stock numbers, 4 sizes
  • BR1201Howmet Fastening SystemsCatalog only, needs approvalon 2 of 6 stock numbers, 2 sizes
9 more on one stock number each: BMN10GW10AF, BMN10GW4AF, BMN10GW5AF, BMN10GW6AF, BMN10GW7AF, H52879, H528794, H528795, H528796
  • BMN10GW10AFHuckCatalog only, needs approvalon 1 of 6 stock numbers
  • BMN10GW4AFHuckCatalog only, needs approvalon 1 of 6 stock numbers
  • BMN10GW5AFHuckCatalog only, needs approvalon 1 of 6 stock numbers
  • BMN10GW6AFHuckCatalog only, needs approvalon 1 of 6 stock numbers
  • BMN10GW7AFHuckCatalog only, needs approvalon 1 of 6 stock numbers
  • H52879Howmet Fastening SystemsCatalog only, needs approvalon 1 of 6 stock numbers
  • H528794Howmet Fastening SystemsCatalog only, needs approvalon 1 of 6 stock numbers
  • H528795Howmet Fastening SystemsCatalog only, needs approvalon 1 of 6 stock numbers
  • H528796Howmet Fastening SystemsCatalog only, needs approvalon 1 of 6 stock numbers

Airframer and OEM drawings

    7 more on one stock number each: BACN10GW10AF, BACN10GW10GW, BACN10GW4AF, BACN10GW5AF, BACN10GW6AF, BACN10GW7AF, BACN10GW9AF
    • BACN10GW10AFBoeingCatalog only, needs approvalon 1 of 6 stock numbers
    • BACN10GW10GWBoeingCatalog only, needs approvalon 1 of 6 stock numbers
    • BACN10GW4AFBoeingCatalog only, needs approvalon 1 of 6 stock numbers
    • BACN10GW5AFBoeingCatalog only, needs approvalon 1 of 6 stock numbers
    • BACN10GW6AFBoeingCatalog only, needs approvalon 1 of 6 stock numbers
    • BACN10GW7AFBoeingCatalog only, needs approvalon 1 of 6 stock numbers
    • BACN10GW9AFBoeingCatalog only, needs approvalon 1 of 6 stock numbers

    Plus 1 reference number whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

    Get quotes for 66796AF

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

    Install tooling

    SpecLok has no catalog family for 66796AF. Tooling for the equivalents:

    None of the equivalents is in the SpecLok catalog yet.

    Sizes by maker

    6 stock numbers
    Part numbers DLA FLIS lists for 66796AF and its equivalents, by stock number
    NSN66796AFSL7021CVN497DHBMN10GW10AFBACN10GW10AFLast DLA price
    5310-01-338-411266796AF4SL7021C4VN497DH4
    5310-01-338-411166796AF5SL7021C5VN497DH5
    5310-01-338-411066796AF6VN497DH6
    5310-01-338-935366796AF9SL7021C9VN497DH9
    5310-01-338-410966796AF10BMN10GW10AFBACN10GW10AF
    5310-01-338-683666796AFSL7021C

    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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