Cross reference · ESNA · Plate self-locking nut

F22NA cross referenceMS21078

F22NA is a ESNA plate self-locking nut series on 23 government stock numbers. Its closest equivalents are MS21078. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

23 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

    3 more on one stock number each: F22NKA, NS103222, T19S1032S
    • F22NKASPS TechnologiesCatalog only, needs approvalon 1 of 23 stock numbers
    • NS103222SPS TechnologiesCatalog only, needs approvalon 1 of 23 stock numbers
    • T19S1032SCherry AerospaceCatalog only, needs approvalon 1 of 23 stock numbers

    Standards

    • MS21078MSCatalog only, needs approvalon 7 of 23 stock numbers, 6 sizes
    • MS21081MSCatalog only, needs approvalon 7 of 23 stock numbers, 7 sizes
    • NAS1029NNASCatalog only, needs approvalon 3 of 23 stock numbers, 3 sizes
    • NAS1028NNASCatalog only, needs approvalon 2 of 23 stock numbers, 2 sizes
    • NAS1030NNASCatalog only, needs approvalon 2 of 23 stock numbers, 2 sizes
    2 more on one stock number each: NAS1030NN, NASM21081
    • NAS1030NNNASCatalog only, needs approvalon 1 of 23 stock numbers
    • NASM21081NASCatalog only, needs approvalon 1 of 23 stock numbers

    Airframer and OEM drawings

      2 more on one stock number each: BACN10AK10S, BACN10JW
      • BACN10AK10SBoeingCatalog only, needs approvalon 1 of 23 stock numbers
      • BACN10JWBoeingCatalog only, needs approvalon 1 of 23 stock numbers

      Plus 4 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

      Get quotes for F22NA

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

      Install tooling

      SpecLok has no catalog family for F22NA. Tooling for the equivalents:

      What the government paid

      DLA awards on 4 of 23 stock numbers, 10 awards from 2023-02-02 to 2026-07-22.

      Latest award per stock number: $14.93 to $78.19 each.

      DLA production lead time: 143 days.

      Per size in the table below.

      DLA prices at DLA quantities, not a quote.Source

      DLA award prices at DLA quantities and terms, not a commercial quote. Each award may bundle packaging, delivery and inspection terms that a commercial buy does not. Vendors are shown by CAGE code only.

      Source: DLA FOIA Electronic Reading Room ↗, public FOIA releases. Files: 2023ContHist.zip/2023ContractHistory.txt, 2024ContHist.zip/2024ContractHistory.txt, contracthist2025.zip/contracthist2025.txt, 2026-09-16-1038_contracthist.zip/2026-09-16-1038_contracthist.txt.

      Sizes by maker

      23 stock numbers
      Part numbers DLA FLIS lists for F22NA and its equivalents, by stock number
      NSNF22NAMS21078NAS1029NLast DLA price
      5310-00-726-9072F22NA1-40MS21078-04
      5310-00-728-5519F22NA1-048MS21078-4$14.93 2024-11
      5310-00-728-5520F22NA1-054MS21078-5
      5310-00-726-9067F22NA1-82MS21078-08
      5310-00-728-7711F22NA5-02$23.03 2024-07
      5310-00-728-7709F22NA5-048
      5310-00-728-7708F22NA5-054$78.19 2023-08
      5310-00-726-9052F22NA5-62
      5310-00-726-9050F22NA5-82
      5310-01-050-6563F22NA17-02
      5310-00-803-4236F22NA35-02
      5310-00-834-4871F22NA35-82
      5310-00-670-4404F22NA77-68-02$28.60 2026-07
      5310-00-802-4611F22NA797-02NAS1029N3
      5310-00-802-4617F22NA797-048NAS1029N4
      Show 8 more sizes
      More sizes
      NSNF22NAMS21078NAS1029NLast DLA price
      5310-00-610-1239F22NA797-62NAS1029N06
      5310-00-576-1209F22NA897-62
      5310-00-576-1188F22NA897-82
      5310-00-728-5511F22NA1-02BCMS21078-3K
      5310-00-726-9069F22NA1-62BCMS21078-06K
      5310-00-726-9064F22NA1-82BCMS21078-08K
      5310-00-728-5478F22NA5-02BC
      5310-00-728-5477F22NA5-048BC

      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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