Cross reference · MS (US military standards) · Retaining ring

MS16630 cross reference

MS16630 is a retaining ring series on 47 government stock numbers. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

47 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

    2 more on one stock number each: 2068P, N1301
    • 2068PHowmet Fastening SystemsCatalog only, needs approvalon 1 of 47 stock numbers
    • N1301TruarcCatalog only, needs approvalon 1 of 47 stock numbers, 3 sizes

    Standards

      3 more on one stock number each: B18243, R274NAC0137NN, R274NAC0262NN056NNPF
      • B18243ASMECatalog only, needs approvalon 1 of 47 stock numbers
      • R274NAC0137NNASMECatalog only, needs approvalon 1 of 47 stock numbers
      • R274NAC0262NN056NNPFASMECatalog only, needs approvalon 1 of 47 stock numbers

      Airframer and OEM drawings

      • 2JC3282HNorthrop GrummanCatalog only, needs approvalon 2 of 47 stock numbers, 2 sizes
      1 more on one stock number each: 305R062H
      • 305R062HNorthrop GrummanCatalog only, needs approvalon 1 of 47 stock numbers

      Plus 25 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

      Get quotes for MS16630

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

      Install tooling

      SpecLok has no catalog family for MS16630. Tooling for the equivalents:

      None of the equivalents is in the SpecLok catalog yet.

      What the government paid

      DLA awards on 4 of 47 stock numbers, 5 awards from 2023-10-27 to 2026-08-06.

      Latest award per stock number: $6.02 to $33.88 each.

      DLA production lead time: 68 to 360 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

      47 stock numbers
      Part numbers DLA FLIS lists for MS16630 and its equivalents, by stock number
      NSNMS16630Last DLA price
      5325-00-080-0701MS16630-106
      5325-00-060-6495MS16630-156
      5325-00-263-2657MS16630-162
      5325-00-113-3756MS16630-177
      5325-00-598-1285MS16630-215
      5325-00-598-9929MS16630-231
      5325-00-049-9053MS16630-315
      5325-00-252-7746MS16630-1100
      5325-00-517-6325MS16630-1112
      5325-00-995-9813MS16630-1118
      5325-01-433-9841MS16630-1131
      5325-00-200-5219MS16630-1137$6.59 2024-08
      5325-01-196-6807MS16630-1143
      5325-00-205-6726MS16630-1150
      5325-00-252-6843MS16630-1156$33.88 2026-08
      Show 32 more sizes
      More sizes
      NSNMS16630Last DLA price
      5325-00-252-6844MS16630-1175
      5325-01-588-3813MS16630-1175
      5325-00-252-6845MS16630-1177
      5325-01-024-6487MS16630-1196
      5325-00-205-4279MS16630-1231
      5325-01-210-9486MS16630-1262
      5325-00-252-6847MS16630-1275
      5325-00-689-7401MS16630-1354
      5325-00-437-5135MS16630-2212
      5325-01-338-5336MS16630-2362
      5325-01-123-1088MS16630-3106
      5325-00-598-1430MS16630-3137$6.02 2024-07
      5325-01-274-3565MS16630-3168
      5325-01-263-2067MS16630-3177
      5325-01-230-5278MS16630-3300
      5325-01-505-4216MS16630-4050
      5325-00-808-6933MS16630-4100
      5325-00-253-4964MS16630-4118
      5325-01-467-0499MS16630-4131
      5325-00-846-8669MS16630-4137
      5325-00-850-0262MS16630-4150
      5325-00-143-0542MS16630-4156$15.30 2023-10
      5325-01-081-5302MS16630-4175
      5325-00-559-8936MS16630-4177
      5325-00-616-4466MS16630-4181
      5325-00-942-8479MS16630-4200
      5325-00-619-0667MS16630-4206
      5325-00-685-0207MS16630-4237
      5325-01-393-5391MS16630-4255
      5325-00-584-1922MS16630-4287
      5325-00-194-1669MS16630-4315
      5325-00-245-6771MS16630-4400

      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.

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