Cross reference · MS (US military standards) · Flat washer

MS27183 cross referenceFFW92

MS27183 is a flat washer series on 85 government stock numbers. Its closest equivalents are FFW92. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

85 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

    1 more on one stock number each: AF32T2000A
    • AF32T2000AAllfastCatalog only, needs approvalon 1 of 85 stock numbers

    Standards

    • FFW92Federal specificationsCatalog only, needs approvalon 40 of 85 stock numbers, 2 sizes
    • NAS1070NASCatalog only, needs approvalon 2 of 85 stock numbers, 2 sizes
    • B1824ASMECatalog only, needs approvalon 2 of 85 stock numbers
    9 more on one stock number each: NAS620, AN945, AN960, AEW24X25W000EA1A, AEW24XA0N000EA1A, AEW25X43A000EA1A, FFW82, FFW92TYPEAGRADE1CLASSA, FFW92TYPEAGRADEICLASSA
    • NAS620NASCatalog only, needs approvalon 1 of 85 stock numbers
    • AN945ANCatalog only, needs approvalon 1 of 85 stock numbers
    • AN960ANCatalog only, needs approvalon 1 of 85 stock numbers
    • AEW24X25W000EA1AASMECatalog only, needs approvalon 1 of 85 stock numbers
    • AEW24XA0N000EA1AASMECatalog only, needs approvalon 1 of 85 stock numbers
    • AEW25X43A000EA1AASMECatalog only, needs approvalon 1 of 85 stock numbers
    • FFW82Federal specificationsCatalog only, needs approvalon 1 of 85 stock numbers
    • FFW92TYPEAGRADE1CLASSAFederal specificationsCatalog only, needs approvalon 1 of 85 stock numbers
    • FFW92TYPEAGRADEICLASSAFederal specificationsCatalog only, needs approvalon 1 of 85 stock numbers

    Airframer and OEM drawings

    • LS1091391General DynamicsCatalog only, needs approvalon 6 of 85 stock numbers, 7 sizes
    11 more on one stock number each: 110380A, 1379HX, 1602P3L, 1804HX, 2905HX, 362AX, 607F489GR2PC, 691C726P, 703HX, 733955PC, DV6215
    • 110380AOshkoshCatalog only, needs approvalon 1 of 85 stock numbers
    • 1379HXOshkoshCatalog only, needs approvalon 1 of 85 stock numbers
    • 1602P3LCollins AerospaceCatalog only, needs approvalon 1 of 85 stock numbers
    • 1804HXOshkoshCatalog only, needs approvalon 1 of 85 stock numbers
    • 2905HXOshkoshCatalog only, needs approvalon 1 of 85 stock numbers
    • 362AXOshkoshCatalog only, needs approvalon 1 of 85 stock numbers
    • 607F489GR2PCNorthrop GrummanCatalog only, needs approvalon 1 of 85 stock numbers
    • 691C726PBAE SystemsCatalog only, needs approvalon 1 of 85 stock numbers
    • 703HXOshkoshCatalog only, needs approvalon 1 of 85 stock numbers, 2 sizes
    • 733955PCUS NavyCatalog only, needs approvalon 1 of 85 stock numbers
    • DV6215Northrop GrummanCatalog only, needs approvalon 1 of 85 stock numbers

    Plus 275 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

    Get quotes for MS27183

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

    Install tooling

    SpecLok has no catalog family for MS27183. Tooling for the equivalents:

    None of the equivalents is in the SpecLok catalog yet.

    What the government paid

    DLA awards on 17 of 85 stock numbers, 84 awards from 2023-01-24 to 2026-07-22.

    Latest award per stock number: $0.0100 to $37.00 each.

    DLA production lead time: 15 to 209 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

    85 stock numbers
    Part numbers DLA FLIS lists for MS27183 and its equivalents, by stock number
    NSNMS27183FFW92Last DLA price
    5310-00-982-6580MS27183-1FFW92
    5310-00-087-0057MS27183-2
    5310-00-951-4679MS27183-3
    5310-00-950-1310MS27183-4FF-W-92$0.0100 2026-01
    5310-00-983-8483MS27183-5FF-W-92
    5310-01-230-7127MS27183-5
    5310-00-082-1404MS27183-6FF-W-92
    5310-01-303-4701MS27183-6FF-W-92
    5310-00-809-8544MS27183-7FF-W-92$0.0200 2024-07
    5310-00-809-8546MS27183-8$0.0100 2026-05
    5310-00-823-8804MS27183-9FF-W-92
    5310-00-809-4058MS27183-10
    5310-00-809-3078MS27183-11FF-W-92$0.0400 2024-11
    5310-01-335-7092MS27183-11
    5310-00-081-4219MS27183-12FF-W-92$0.0300 2025-03
    Show 45 more sizes
    More sizes
    NSNMS27183FFW92Last DLA price
    5310-00-087-7493MS27183-13$0.0700 2025-12
    5310-00-209-1962MS27183-13FF-W-92
    5310-01-522-6093MS27183-13
    5310-01-627-9052MS27183-014
    5310-00-080-6004MS27183-14FF-W-92$0.0400 2025-03
    5310-00-809-4061MS27183-15FF-W-92
    5310-00-809-4085MS27183-16FF-W-92$0.0300 2024-10
    5310-00-809-5997MS27183-17FF-W-92$0.14 2023-02
    5310-00-809-5998MS27183-18$0.26 2026-05
    5310-00-809-3079MS27183-19FF-W-92
    5310-00-068-5285MS27183-20FF-W-92
    5310-00-006-8149MS27183-22FF-W-92
    5310-00-951-7209MS27183-22FFW92
    5310-00-809-8533MS27183-23FF-W-92$0.27 2023-01
    5310-01-393-0306MS27183-23
    5310-00-809-8536MS27183-24
    5310-01-340-0245MS27183-24FF-W-92
    5310-00-809-8540MS27183-25FF-W-92
    5310-00-982-6584MS27183-26FF-W-92
    5310-01-347-4029MS27183-26FF-W-92
    5310-00-809-8541MS27183-27FF-W-92$0.51 2025-10
    5310-00-982-6562MS27183-28
    5310-00-209-0698MS27183-29FF-W-92
    5310-00-461-4614MS27183-30
    5310-00-983-8485MS27183-30FF-W-92$1.20 2024-04
    5310-01-336-0064MS27183-30
    5310-00-950-1309MS27183-31FF-W-92$37.00 2025-07
    5310-00-984-8818MS27183-32FF-W-92
    5310-00-982-6568MS27183-33FF-W-92
    5310-00-982-6592MS27183-34FF-W-92
    5310-00-982-6569MS27183-35FF-W-92
    5310-00-982-6571MS27183-36FF-W-92
    5310-00-982-6831MS27183-37FF-W-92
    5310-00-996-0138MS27183-38FF-W-92
    5310-00-810-5106MS27183-39FF-W-92
    5310-00-965-6608MS27183-40FF-W-92
    5310-00-765-3197MS27183-41FFW92
    5310-00-014-5850MS27183-42FFW92
    5310-00-727-8353MS27183-43
    5310-00-285-1540MS27183-44
    5310-01-426-1243MS27183-45
    5310-01-244-4006MS27183-46FF-W-92
    5310-01-312-4959MS27183-47
    5310-01-308-8205MS27183-48
    5310-01-333-1883MS27183-49

    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. 25 more stock numbers are not shown.

    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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