Cross reference · NAS (Aerospace Industries Association) · Plate self-locking nut

NASM21060 cross referenceSPS 13705E, Howmet F5031, ESNA LHTA521, Cherry T65C1032CBCM

NASM21060 is a plate self-locking nut series on 3 government stock numbers. Its closest equivalents are SPS 13705E, Howmet F5031, ESNA LHTA521, Cherry T65C1032CBCM. 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

    8 more on one stock number each: 13705E, F5031, LHTA521, RF2000C4W, RF200C3MK, RMLHTA521, T65C1032CBCM, T65C428CPWB
    • 13705ESPS TechnologiesCatalog only, needs approvalon 1 of 3 stock numbers
    • F5031Howmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
    • LHTA521ESNACatalog only, needs approvalon 1 of 3 stock numbers
    • RF2000C4WHowmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
    • RF200C3MKHowmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
    • RMLHTA521ESNACatalog only, needs approvalon 1 of 3 stock numbers, 2 sizes
    • T65C1032CBCMCherry AerospaceCatalog only, needs approvalon 1 of 3 stock numbers
    • T65C428CPWBCherry AerospaceCatalog only, needs approvalon 1 of 3 stock numbers

    Standards

    • MS21060MSCatalog only, needs approvalon 2 of 3 stock numbers, 2 sizes
    1 more on one stock number each: MS21060L3K
    • MS21060L3KMSCatalog 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 NASM21060

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

    Install tooling

    SpecLok has no catalog family for NASM21060. 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, 2 awards from 2023-06-26 to 2023-07-05.

    Latest award per stock number: $0.62 each.

    DLA production lead time: 147 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

    3 stock numbers
    Part numbers DLA FLIS lists for NASM21060 and its equivalents, by stock number
    NSNNASM2106013705EF5031LHTA521T65C1032CBCMMS21060Last DLA price
    5310-00-779-6735NASM2106013705E-02BCT65C1032CBCM$0.62 2023-07
    5310-00-780-1042NASM21060-4WF5031-4PLHTA521-2860P-048MS21060-4W
    5310-01-301-7650NASM21060-6WMS21060-6W

    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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