Cross reference · US Navy · Hexagon self-locking nut

298538P cross referenceESNA 79NM, MS16228, RTX 203M0024P, Northrop G4616

298538P is a US Navy hexagon self-locking nut series on 3 government stock numbers. Its closest equivalents are ESNA 79NM, MS16228, RTX 203M0024P, Northrop G4616. 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

  • 79NMESNACatalog only, needs approvalon 2 of 3 stock numbers, 3 sizes
1 more on one stock number each: 79NTU
  • 79NTUESNACatalog only, needs approvalon 1 of 3 stock numbers

Standards

    4 more on one stock number each: MS16228, MS17830, MS20365, M24129
    • MS16228MSCatalog only, needs approvalon 1 of 3 stock numbers, 2 sizes
    • MS17830MSCatalog only, needs approvalon 1 of 3 stock numbers
    • MS20365MSCatalog only, needs approvalon 1 of 3 stock numbers
    • M24129MIL specificationsCatalog only, needs approvalon 1 of 3 stock numbers

    Airframer and OEM drawings

      4 more on one stock number each: 203M0024P, G4616, S45041, T8004943
      • 203M0024PRTXCatalog only, needs approvalon 1 of 3 stock numbers
      • G4616Northrop GrummanCatalog only, needs approvalon 1 of 3 stock numbers
      • S45041HoneywellCatalog only, needs approvalon 1 of 3 stock numbers
      • T8004943General DynamicsCatalog only, needs approvalon 1 of 3 stock numbers

      Plus 21 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

      Get quotes for 298538P

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

      Install tooling

      SpecLok has no catalog family for 298538P. 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, 4 awards from 2023-06-20 to 2023-09-18.

      Latest award per stock number: $0.30 each.

      DLA production lead time: 30 to 149 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 298538P and its equivalents, by stock number
      NSN298538P79NMMS16228M24129203M0024PG4616Last DLA price
      5310-00-207-8758298538P379NM832G4616
      5310-00-262-6355298538P479NM04203M0024P010$0.30 2023-09
      5310-00-727-5223298538P5MS16228-4CM24129-4-4C

      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.

      Next · 3 Quote

      Quote 298538P or an equivalent

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