Cross reference · Hartwell · Quick release pin

LG12ST cross referenceSpace-Lok SLS12AT, MS17985

LG12ST is a Hartwell quick release pin series on 8 government stock numbers. It is cross-referenced to Space-Lok SLS12AT, MS17985. Each one is labeled with how strong the evidence is.

Series in the government catalog

8 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • SLS12ATSpace-LokCatalog only, needs approvalon 8 of 8 stock numbers, 8 sizes
10 more on one stock number each: BLC12TA, BLS12TA22S, BLS12TA23S, BLS12TA29S, BLS12TA30S, BLS12TA34S, BLS12TA387S, BLS12TA39S, BLS12TA50S, SLC12AT
  • BLC12TAAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA22SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA23SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA29SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA30SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA34SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA387SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA39SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • BLS12TA50SAvibankCatalog only, needs approvalon 1 of 8 stock numbers
  • SLC12ATSpace-LokCatalog only, needs approvalon 1 of 8 stock numbers

Standards

  • MS17985MSCatalog only, needs approvalon 8 of 8 stock numbers, 8 sizes
5 more on one stock number each: NAS1341A2S, NAS1341A2S34D, NAS1341S2S, NASM17985, MS17985C
  • NAS1341A2SNASCatalog only, needs approvalon 1 of 8 stock numbers
  • NAS1341A2S34DNASCatalog only, needs approvalon 1 of 8 stock numbers
  • NAS1341S2SNASCatalog only, needs approvalon 1 of 8 stock numbers
  • NASM17985NASCatalog only, needs approvalon 1 of 8 stock numbers
  • MS17985CMSCatalog only, needs approvalon 1 of 8 stock numbers

Airframer and OEM drawings

    1 more on one stock number each: LLL036562
    • LLL036562US NavyCatalog only, needs approvalon 1 of 8 stock numbers

    Plus 15 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

    Get quotes for LG12ST

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

    Install tooling

    SpecLok has no catalog family for LG12ST. Tooling for the cross-referenced series:

    None of these series is in the SpecLok catalog yet.

    Sizes by maker

    8 stock numbers
    Part numbers DLA FLIS lists for LG12ST and the series cross-referenced to it, by stock number
    NSNLG12STSLS12ATBLC12TAMS17985NAS1341A2SLLL036562Last DLA price
    5315-00-052-3838LG12ST1222SLS12AT22MS17985-1222NAS1341A2S22
    5315-00-160-9815LG12ST1223SLS12AT23MS17985-1223
    5315-00-702-3136LG12ST1225SLS12AT25BLC12TA2-5SMS17985-1225LL-L036562
    5315-00-490-4632LG12ST1229SLS12AT29MS17985-1229
    5315-00-702-1359LG12ST1230SLS12AT30MS17985-1230
    5315-00-916-6578LG12ST1234SLS12AT34MS17985-1234
    5315-00-702-1206LG12ST1239SLS12AT39MS17985-1239
    5315-00-165-7624LG12ST1250SLS12AT50MS17985-1250

    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.

    Reference only: the controlling drawing, its process spec and the manufacturer's installation instructions govern. How to use these answers

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