Cross reference · NAS (Aerospace Industries Association) · Screw thread insert

NASM21209C cross referenceMS21209C

NASM21209C is a screw thread insert series on 14 government stock numbers. Its closest equivalents are MS21209C. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

14 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • 209CHowmet Fastening SystemsCatalog only, needs approvalon 2 of 14 stock numbers, 2 sizes

Standards

  • MS21209CMSCatalog only, needs approvalon 11 of 14 stock numbers, 11 sizes

Airframer and OEM drawings

    1 more on one stock number each: 7714903P
    • 7714903PGECatalog only, needs approvalon 1 of 14 stock numbers

    Plus 11 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

    Get quotes for NASM21209C

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

    Install tooling

    SpecLok has no catalog family for NASM21209C. Tooling for the equivalents:

    What the government paid

    DLA awards on 3 of 14 stock numbers, 5 awards from 2023-09-22 to 2025-10-09.

    Latest award per stock number: $0.23 to $33.97 each.

    DLA production lead time: 10 to 262 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

    14 stock numbers
    Part numbers DLA FLIS lists for NASM21209C and its equivalents, by stock number
    NSNNASM21209C209CMS21209CLast DLA price
    5325-00-803-5574NASM21209C5-15209C5-0469MS21209C5-15$0.23 2023-12
    5325-01-597-5239NASM21209C0420
    5325-01-585-3950NASM21209C0615
    5325-00-754-1976NASM21209C615209C6-0562MS21209C6-15
    5325-01-601-8879NASM21209C1225MS21209C1225
    5325-01-208-2230NASM21209C2015MS21209C2015
    5325-01-244-1612NASM21209C1-10PMS21209C1-10P
    5325-01-046-3702NASM21209C4-10LMS21209C4-10L$0.41 2025-10
    5325-01-650-7731NASM21209C4-20L
    5325-01-692-8973NASM21209C4-30LMS21209C4-30L
    5325-01-628-6519NASM21209C5-25LMS21209C5-25L
    5325-01-563-0381NASM21209C7-10LMS21209C7-10L
    5325-01-251-0836NASM21209C8-20LMS21209C8-20L$33.97 2023-09
    5325-01-605-9090NASM21209C9-20PMS21209C9-20P

    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 5325 Fastening devices. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

    Next · 3 Quote

    Quote NASM21209C or an equivalent

    Get quotes adds the part and its install tooling to your quote. Check another part number in the cross reference.