Cross reference · Hartwell · Quick release pin

LH6S cross referenceMS17990

LH6S is a Hartwell quick release pin series on 19 government stock numbers. Its closest equivalents are MS17990. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

19 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • LH6CSouthcoCatalog only, needs approvalon 3 of 19 stock numbers, 3 sizes
11 more on one stock number each: B611RD, BLC6L13N, BLC6L13NM, BLC6L14N, BLC6L14NM, BLC6L16N, BLC6L16NM, BLC6R07N, BLC6R48N, BLS6L13N, BLS6L13NM
  • B611RDAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6L13NAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6L13NMAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6L14NAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6L14NMAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6L16NAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6L16NMAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6R07NAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLC6R48NAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLS6L13NAvibankCatalog only, needs approvalon 1 of 19 stock numbers
  • BLS6L13NMAvibankCatalog only, needs approvalon 1 of 19 stock numbers

Standards

  • MS17990MSCatalog only, needs approvalon 16 of 19 stock numbers, 17 sizes
  • MS17990CMSCatalog only, needs approvalon 6 of 19 stock numbers, 6 sizes
  • MS17989CMSCatalog only, needs approvalon 3 of 19 stock numbers, 3 sizes
3 more on one stock number each: NAS1356DS7S, NAS1356S7S, MS17989
  • NAS1356DS7SNASCatalog only, needs approvalon 1 of 19 stock numbers
  • NAS1356S7SNASCatalog only, needs approvalon 1 of 19 stock numbers
  • MS17989MSCatalog only, needs approvalon 1 of 19 stock numbers

Plus 8 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

Get quotes for LH6S

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

Install tooling

SpecLok has no catalog family for LH6S. Tooling for the equivalents:

None of the equivalents is in the SpecLok catalog yet.

What the government paid

DLA awards on 5 of 19 stock numbers, 15 awards from 2023-01-13 to 2026-03-30.

Latest award per stock number: $15.84 to $96.75 each.

DLA production lead time: 121 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

19 stock numbers
Part numbers DLA FLIS lists for LH6S and its equivalents, by stock number
NSNLH6SLH6CMS17990Last DLA price
5315-00-143-0048LH6S-L-13M$96.75 2023-12
5315-00-998-8148LH6S-L-14M
5315-00-937-1501LH6S-L-16M
5315-00-514-2486LH6S-R-05MMS17990-605$25.11 2025-03
5315-00-158-4374LH6S-R-07MLH6C-R-07MMS17990-607
5315-00-890-0105LH6S-R-11MMS17990-611
5315-01-052-9378LH6S-R-15MMS17990-615
5315-00-548-5226LH6S-R-17MLH6C-R-17MMS17990-617$15.84 2024-04
5315-01-044-0881LH6S-R-18MMS17990-618
5315-00-514-1259LH6S-R-21MMS17990-621
5315-00-849-6892LH6S-R-23MMS17990-623
5315-00-476-7468LH6S-R-24MMS17990-624
5315-00-164-2970LH6S-R-25MMS17990-625
5315-00-514-2480LH6S-R-31MMS17990-C-631
5315-01-367-9388LH6S-R-34MMS17990-634$43.80 2025-07
Show 4 more sizes
More sizes
NSNLH6SLH6CMS17990Last DLA price
5315-01-051-8388LH6S-R-37MMS17990-637
5315-01-367-9391LH6S-R-45MMS17990-645
5315-00-231-6826LH6S-R-48MLH6C-R-48MMS17990-648$60.05 2026-03
5315-01-367-6430LH6S-R-54MMS17990-654

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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