Cross reference · Hartwell · Quick release pin

LG3SL cross referenceSpace-Lok SLS3AL, MS17986

LG3SL is a Hartwell quick release pin series on 5 government stock numbers. Its closest equivalents are Space-Lok SLS3AL, MS17986. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

5 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • SLS3ALSpace-LokCatalog only, needs approvalon 4 of 5 stock numbers, 4 sizes
  • SLC3ALSpace-LokCatalog only, needs approvalon 2 of 5 stock numbers, 2 sizes
7 more on one stock number each: BLC3LA09S, BLC3R04S, BLC3R09S, BLS3LA04S, BLS3LA09S, BLS3LA12S, BLS3LA18S
  • BLC3LA09SAvibankCatalog only, needs approvalon 1 of 5 stock numbers
  • BLC3R04SAvibankCatalog only, needs approvalon 1 of 5 stock numbers
  • BLC3R09SAvibankCatalog only, needs approvalon 1 of 5 stock numbers
  • BLS3LA04SAvibankCatalog only, needs approvalon 1 of 5 stock numbers
  • BLS3LA09SAvibankCatalog only, needs approvalon 1 of 5 stock numbers
  • BLS3LA12SAvibankCatalog only, needs approvalon 1 of 5 stock numbers
  • BLS3LA18SAvibankCatalog only, needs approvalon 1 of 5 stock numbers

Standards

  • MS17986MSCatalog only, needs approvalon 5 of 5 stock numbers, 5 sizes
  • MS17986CMSCatalog only, needs approvalon 2 of 5 stock numbers, 2 sizes
3 more on one stock number each: NAS1332, NAS1333S5S04D, NASM17986
  • NAS1332NASCatalog only, needs approvalon 1 of 5 stock numbers
  • NAS1333S5S04DNASCatalog only, needs approvalon 1 of 5 stock numbers
  • NASM17986NASCatalog only, needs approvalon 1 of 5 stock numbers

Plus 9 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

Get quotes for LG3SL

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

Install tooling

SpecLok has no catalog family for LG3SL. Tooling for the equivalents:

None of the equivalents is in the SpecLok catalog yet.

What the government paid

DLA awards on 1 of 5 stock numbers, 1 awards from 2023-08-11 to 2023-08-11.

Latest award per stock number: $9.20 each.

DLA production lead time: 57 to 104 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

5 stock numbers
Part numbers DLA FLIS lists for LG3SL and its equivalents, by stock number
NSNLG3SLSLS3ALBLC3LA09SMS17986NAS1332Last DLA price
5315-00-850-6927LG3SL0300MS17986-303NAS1332
5315-00-941-3526LG3SL0400SLS3AL04MS17986-304
5315-00-982-2638LG3SL0900SLS3AL09BLC3LA09SMS17986-309$9.20 2023-08
5315-01-031-1093LG3SL1200SLS3AL12MS17986-312
5315-00-159-1538LG3SL1800SLS3AL18MS17986-318

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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