Cross reference · Space-Lok · Quick release pin

SLS5B cross referenceHartwell LG5SB, MS17984

SLS5B is a Space-Lok quick release pin series on 6 government stock numbers. Its closest equivalents are Hartwell LG5SB, MS17984. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

6 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • LG5SBHartwellCatalog only, needs approvalon 6 of 6 stock numbers, 6 sizes
  • LG5CBHartwellCatalog only, needs approvalon 2 of 6 stock numbers, 2 sizes
10 more on one stock number each: BLC5B05S, BLC5B06S, BLC5B12S, BLS5B05S, BLS5B06S, BLS5B10S, BLS5B11S, BLS5B12S, BLS5B15S, LG5CB05M
  • BLC5B05SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLC5B06SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLC5B12SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLS5B05SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLS5B06SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLS5B10SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLS5B11SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLS5B12SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • BLS5B15SAvibankCatalog only, needs approvalon 1 of 6 stock numbers
  • LG5CB05MHartwellCatalog only, needs approvalon 1 of 6 stock numbers

Standards

  • MS17984MSCatalog only, needs approvalon 6 of 6 stock numbers, 6 sizes
  • MS17984CMSCatalog only, needs approvalon 3 of 6 stock numbers, 3 sizes

Airframer and OEM drawings

    2 more on one stock number each: BACP18AM5B05H, G125021
    • BACP18AM5B05HBoeingCatalog only, needs approvalon 1 of 6 stock numbers
    • G125021RTXCatalog only, needs approvalon 1 of 6 stock numbers

    Plus 4 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

    Get quotes for SLS5B

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

    Install tooling

    SpecLok has no catalog family for SLS5B. Tooling for the equivalents:

    None of the equivalents is in the SpecLok catalog yet.

    What the government paid

    DLA awards on 2 of 6 stock numbers, 5 awards from 2024-07-26 to 2026-03-27.

    Latest award per stock number: $17.28 to $31.52 each.

    DLA production lead time: 67 to 119 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

    6 stock numbers
    Part numbers DLA FLIS lists for SLS5B and its equivalents, by stock number
    NSNSLS5BLG5SBBLC5B05SMS17984BACP18AM5B05HG125021Last DLA price
    5315-00-904-5271SLS5B05LG5SB0500BLC5B05SMS17984-505BACP18AM5B05H$31.52 2026-03
    5315-00-786-4797SLS5B06LG5SB0600MS17984-506
    5315-00-904-5251SLS5B10LG5SB1000MS17984-510
    5315-00-191-3664SLS5B11LG5SB1100MS17984-511
    5315-01-194-0822SLS5B12LG5SB1200MS17984-512G125021-3$17.28 2026-02
    5315-00-904-5794SLS5B15LG5SB1500MS17984-515

    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 5315 Nails, machine keys and pins. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

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