Cross reference · Cherry Aerospace · Plate self-locking nut

T12S cross referenceSPS 12610NM, ESNA F52LHTA, Howmet R1000X, NAS1025A

T12S is a Cherry plate self-locking nut series on 4 government stock numbers. Its closest equivalents are SPS 12610NM, ESNA F52LHTA, Howmet R1000X, NAS1025A. 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

    3 more on one stock number each: 12610NM, F52LHTA, R1000X
    • 12610NMSPS TechnologiesCatalog only, needs approvalon 1 of 4 stock numbers
    • F52LHTAESNACatalog only, needs approvalon 1 of 4 stock numbers
    • R1000XHowmet Fastening SystemsCatalog only, needs approvalon 1 of 4 stock numbers

    Standards

    • NAS1025ANASCatalog only, needs approvalon 2 of 4 stock numbers, 2 sizes
    3 more on one stock number each: MS21051, NAS682A, NASM21051
    • MS21051MSCatalog only, needs approvalon 1 of 4 stock numbers
    • NAS682ANASCatalog only, needs approvalon 1 of 4 stock numbers
    • 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

      Plus 2 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

      Get quotes for T12S

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

      Install tooling

      SpecLok has no catalog family for T12S. Tooling for the equivalents:

      What the government paid

      DLA awards on 1 of 4 stock numbers, 1 awards from 2025-05-19 to 2025-05-19.

      Latest award per stock number: $2.75 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 T12S and its equivalents, by stock number
      NSNT12S12610NMF52LHTAR1000XNAS1025AMS21051Last DLA price
      5310-00-042-8638T12S428NAS1025A4$2.75 2025-05
      5310-00-754-3206T12S524
      5310-00-899-1803T12S632NAS1025A06
      5310-00-774-9737T12S83212610NM-82F52LHTA57-82R1000X08MS21051-08

      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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