Cross reference · MS (US military standards) · Drive screw

MS21318 cross referenceAN535

MS21318 is a drive screw series on 36 government stock numbers. Its closest equivalents are AN535. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

36 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

    1 more on one stock number each: PK535
    • PK535Stanley Engineered FasteningCatalog only, needs approvalon 1 of 36 stock numbers

    Standards

    • AN535ANCatalog only, needs approvalon 10 of 36 stock numbers, 10 sizes
    • FFS107Federal specificationsCatalog only, needs approvalon 7 of 36 stock numbers
    • NASM21318NASCatalog only, needs approvalon 3 of 36 stock numbers, 3 sizes
    • AN535CANCatalog only, needs approvalon 2 of 36 stock numbers, 2 sizes
    • FFS107CFederal specificationsCatalog only, needs approvalon 2 of 36 stock numbers
    1 more on one stock number each: AESV2U
    • AESV2UANSICatalog only, needs approvalon 1 of 36 stock numbers

    Airframer and OEM drawings

      2 more on one stock number each: 177012PC, 802CX
      • 177012PCUS NavyCatalog only, needs approvalon 1 of 36 stock numbers
      • 802CXOshkoshCatalog only, needs approvalon 1 of 36 stock numbers

      Plus 66 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

      Get quotes for MS21318

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

      Install tooling

      SpecLok has no catalog family for MS21318. Tooling for the equivalents:

      None of the equivalents is in the SpecLok catalog yet.

      What the government paid

      DLA awards on 7 of 36 stock numbers, 18 awards from 2023-01-30 to 2026-09-08.

      Latest award per stock number: $0.0300 to $1.08 each.

      DLA production lead time: 29 to 240 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

      36 stock numbers
      Part numbers DLA FLIS lists for MS21318 and its equivalents, by stock number
      NSNMS21318AN535FFS107Last DLA price
      5305-00-253-5603MS21318-1
      5305-00-253-5604MS21318-2FFS107
      5305-00-253-5605MS21318-3$0.13 2024-09
      5305-00-253-5606MS21318-7AN535-0-2
      5305-00-253-5607MS21318-8
      5305-00-253-5608MS21318-9AN535-0-4
      5305-00-253-5609MS21318-13FFS107
      5305-01-718-8953MS21318-14$1.08 2026-09
      5305-00-253-5612MS21318-15AN535-2-4FFS107
      5305-00-840-5938MS21318-19
      5305-00-253-5614MS21318-20AN535-4-3FFS107$0.0300 2024-05
      5305-00-253-5615MS21318-21
      5305-00-253-5616MS21318-22
      5305-00-253-5617MS21318-23AN535-4-6
      5305-00-253-5618MS21318-27AN535-6-4FFS107
      Show 21 more sizes
      More sizes
      NSNMS21318AN535FFS107Last DLA price
      5305-00-253-5619MS21318-28
      5305-00-006-4743MS21318-29FFS107
      5305-00-253-5620MS21318-29AN535-6-6FFS107
      5305-01-242-0634MS21318-29
      5305-00-951-2437MS21318-35
      5305-00-878-3893MS21318-36
      5305-00-850-5841MS21318-37$0.14 2025-02
      5305-00-253-5622MS21318-41
      5305-00-253-5623MS21318-42
      5305-00-253-5624MS21318-42
      5305-00-253-5625MS21318-46AN535-10-6
      5305-00-253-5626MS21318-47AN535-10-8$0.13 2026-03
      5305-00-253-5627MS21318-48
      5305-00-253-5628MS21318-52
      5305-00-253-5630MS21318-53
      5305-00-253-5631MS21318-57
      5305-00-253-5632MS21318-58$0.59 2024-05
      5305-00-253-5633MS21318-59$0.22 2023-03
      5305-01-478-3602MS21318-62
      5305-00-722-4780MS21318-13BAN535-2-2
      5305-00-253-5621MS21318-30A

      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 5305 Screws. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

      Next · 3 Quote

      Quote MS21318 or an equivalent

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

      Open your quote →Look up a specific size →All cross references →