Cross reference · ESNA · Plate self-locking nut

109A9201M cross referenceHowmet MK1001, SPS NS103197SE, Cherry T8080C, MS21070L

109A9201M is a ESNA plate self-locking nut series on 3 government stock numbers. Its closest equivalents are Howmet MK1001, SPS NS103197SE, Cherry T8080C, MS21070L. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

3 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • MK1001Howmet Fastening SystemsCatalog only, needs approvalon 3 of 3 stock numbers, 3 sizes
  • NS103197SESPS TechnologiesCatalog only, needs approvalon 3 of 3 stock numbers, 3 sizes
  • T8080CCherry AerospaceCatalog only, needs approvalon 3 of 3 stock numbers, 3 sizes
  • VN202DHowmet Fastening SystemsCatalog only, needs approvalon 2 of 3 stock numbers, 2 sizes
7 more on one stock number each: BRM200, BRM200C3M, BRM200C4M, M12700E, MT2C428M, RM200C4M, VN202
  • BRM200Howmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
  • BRM200C3MHowmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
  • BRM200C4MHowmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
  • M12700ESPS TechnologiesCatalog only, needs approvalon 1 of 3 stock numbers
  • MT2C428MCherry AerospaceCatalog only, needs approvalon 1 of 3 stock numbers
  • RM200C4MHowmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
  • VN202Howmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers

Standards

    1 more on one stock number each: MS21070L
    • MS21070LMSCatalog only, needs approvalon 1 of 3 stock numbers

    Airframer and OEM drawings

      3 more on one stock number each: BACN10JP3ACM, BACN10JP4ACM, BACN10JP5ACM
      • BACN10JP3ACMBoeingCatalog only, needs approvalon 1 of 3 stock numbers
      • BACN10JP4ACMBoeingCatalog only, needs approvalon 1 of 3 stock numbers
      • BACN10JP5ACMBoeingCatalog only, needs approvalon 1 of 3 stock numbers

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

      Get quotes for 109A9201M

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

      Install tooling

      SpecLok has no catalog family for 109A9201M. Tooling for the equivalents:

      None of the equivalents is in the SpecLok catalog yet.

      What the government paid

      DLA awards on 1 of 3 stock numbers, 1 awards from 2025-11-04 to 2025-11-04.

      Latest award per stock number: $1.19 each.

      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

      3 stock numbers
      Part numbers DLA FLIS lists for 109A9201M and its equivalents, by stock number
      NSN109A9201MMK1001NS103197SET8080CMS21070LBACN10JP3ACMLast DLA price
      5310-01-012-2356109A9201M-3MK1001-3BACNS103197SE02T8080C1032BACN10JP3ACM
      5310-00-728-9459109A9201M-4MK1001-4BACNS103197SE-048T8080C428MS21070L4$1.19 2025-11
      5310-01-049-0654109A9201M-5MK1001-5BACNS103197SE-054T8080C524

      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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