Cross reference · SPS Technologies · Plate self-locking nut

12610NM cross referenceESNA F52LHTA, Howmet R1000X, Cherry T12S, MS21051

12610NM is a SPS plate self-locking nut series on 4 government stock numbers. Its closest equivalents are ESNA F52LHTA, Howmet R1000X, Cherry T12S, MS21051. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

4 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • F52LHTAESNACatalog only, needs approvalon 4 of 4 stock numbers, 4 sizes
  • R1000XHowmet Fastening SystemsCatalog only, needs approvalon 3 of 4 stock numbers, 3 sizes
2 more on one stock number each: T12S, T12S832CPC
  • T12SCherry AerospaceCatalog only, needs approvalon 1 of 4 stock numbers
  • T12S832CPCCherry AerospaceCatalog only, needs approvalon 1 of 4 stock numbers

Standards

  • MS21051MSCatalog only, needs approvalon 4 of 4 stock numbers, 4 sizes
1 more on one stock number each: NASM21051
  • NASM21051NASCatalog only, needs approvalon 1 of 4 stock numbers

Airframer and OEM drawings

    1 more on one stock number each: 59A5A
    • 59A5AUS NavyCatalog only, needs approvalon 1 of 4 stock numbers

    Get quotes for 12610NM

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

    Install tooling

    SpecLok has no catalog family for 12610NM. Tooling for the equivalents:

    What the government paid

    DLA awards on 1 of 4 stock numbers, 1 awards from 2026-01-28 to 2026-01-28.

    Latest award per stock number: $0.64 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

    4 stock numbers
    Part numbers DLA FLIS lists for 12610NM and its equivalents, by stock number
    NSN12610NMF52LHTAR1000XT12SMS21051NASM21051Last DLA price
    5310-00-774-978112610NM-02F52LHTA57-02R1000X3MS21051-3$0.64 2026-01
    5310-00-774-982612610NM-048F52LHTA57-048R1000X4MS21051-4
    5310-00-435-914412610NM-62F52LHTA57-62MS21051-06
    5310-00-774-973712610NM-82F52LHTA57-82R1000X08T12S832MS21051-08NASM21051

    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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    Quote 12610NM or an equivalent

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