Cross reference · Hartwell · Quick release pin

LH7SR cross referenceAvibank BLC7R13N, Space-Lok DLS7R13N, MS17990

LH7SR is a Hartwell quick release pin series on 4 government stock numbers. Its closest equivalents are Avibank BLC7R13N, Space-Lok DLS7R13N, MS17990. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

4 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

    7 more on one stock number each: BLC7R13N, BLS7R13N, BLS7R14N, DLS7R13N, DLS7R14N, DLS7R18N, DLS7R87N
    • BLC7R13NAvibankCatalog only, needs approvalon 1 of 4 stock numbers
    • BLS7R13NAvibankCatalog only, needs approvalon 1 of 4 stock numbers
    • BLS7R14NAvibankCatalog only, needs approvalon 1 of 4 stock numbers
    • DLS7R13NSpace-LokCatalog only, needs approvalon 1 of 4 stock numbers
    • DLS7R14NSpace-LokCatalog only, needs approvalon 1 of 4 stock numbers
    • DLS7R18NSpace-LokCatalog only, needs approvalon 1 of 4 stock numbers
    • DLS7R87NSpace-LokCatalog only, needs approvalon 1 of 4 stock numbers

    Standards

    • MS17990MSCatalog only, needs approvalon 3 of 4 stock numbers, 3 sizes
    • MS17990CMSCatalog only, needs approvalon 3 of 4 stock numbers, 3 sizes
    1 more on one stock number each: NAS1357S7S
    • NAS1357S7SNASCatalog only, needs approvalon 1 of 4 stock numbers

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

    Get quotes for LH7SR

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

    Install tooling

    SpecLok has no catalog family for LH7SR. Tooling for the equivalents:

    None of the equivalents is in the SpecLok catalog yet.

    What the government paid

    DLA awards on 2 of 4 stock numbers, 2 awards from 2023-12-13 to 2025-01-29.

    Latest award per stock number: $127.56 to $1,034.75 each.

    DLA production lead time: 68 to 232 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

    4 stock numbers
    Part numbers DLA FLIS lists for LH7SR and its equivalents, by stock number
    NSNLH7SRBLC7R13NDLS7R13NMS17990NAS1357S7SLast DLA price
    5315-01-073-5862LH7SR1300BLC7R13NDLS7R13NMS17990-713
    5315-01-074-5513LH7SR1400MS17990-714
    5315-00-343-0728LH7SR1800NAS1357S7S18$127.56 2025-01
    5315-01-368-2068LH7SR8700MS17990-787$1,034.75 2023-12

    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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