Cross reference · NAS (Aerospace Industries Association) · Extended washer self-locking nut

NAS1758L cross referenceHuck BMNN10HR, Boeing BACN10HR, Northrop GN10AP

NAS1758L is a extended washer self-locking nut series on 12 government stock numbers. It is cross-referenced to Huck BMNN10HR, Boeing BACN10HR, Northrop GN10AP. Each one is labeled with how strong the evidence is.

Series in the government catalog

12 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • BMNN10HRHuckCatalog only, needs approvalon 4 of 12 stock numbers, 4 sizes
7 more on one stock number each: BMN10HRB, FNF22, H29248, SL7058, SL7058S, VN406A, VN415C
  • BMN10HRBHuckCatalog only, needs approvalon 1 of 12 stock numbers
  • FNF22SPS TechnologiesCatalog only, needs approvalon 1 of 12 stock numbers
  • H29248Howmet Fastening SystemsCatalog only, needs approvalon 1 of 12 stock numbers
  • SL7058Cherry AerospaceCatalog only, needs approvalon 1 of 12 stock numbers
  • SL7058SCherry AerospaceCatalog only, needs approvalon 1 of 12 stock numbers
  • VN406AHowmet Fastening SystemsCatalog only, needs approvalon 1 of 12 stock numbers
  • VN415CHowmet Fastening SystemsCatalog only, needs approvalon 1 of 12 stock numbers

Airframer and OEM drawings

  • BACN10HRBoeingCatalog only, needs approvalon 7 of 12 stock numbers, 7 sizes
  • GN10APNorthrop GrummanCatalog only, needs approvalon 3 of 12 stock numbers, 3 sizes
2 more on one stock number each: BACN10CT, C084
  • BACN10CTBoeingCatalog only, needs approvalon 1 of 12 stock numbers
  • C084Lockheed MartinCatalog only, needs approvalon 1 of 12 stock numbers

Plus 6 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

Get quotes for NAS1758L

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

Install tooling

SpecLok has no catalog family for NAS1758L. Tooling for the cross-referenced series:

None of these series is in the SpecLok catalog yet.

What the government paid

DLA awards on 7 of 12 stock numbers, 20 awards from 2023-08-21 to 2026-08-27.

Latest award per stock number: $8.57 to $120.00 each.

DLA production lead time: 147 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

12 stock numbers
Part numbers DLA FLIS lists for NAS1758L and the series cross-referenced to it, by stock number
NSNNAS1758LBMNN10HRBACN10HRGN10APLast DLA price
5310-01-043-8075NAS1758L3
5310-01-024-7556NAS1758L4GN10AP4$8.57 2026-08
5310-01-064-3620NAS1758L5BMNN10HR5BACN10HR5$22.25 2026-02
5310-01-043-0046NAS1758L6BMNN10HR6BACN10HR6$9.68 2025-10
5310-01-042-5576NAS1758L7
5310-01-042-5060NAS1758L8BACN10HR8$10.03 2024-08
5310-01-043-5794NAS1758L9BMNN10HR9BACN10HR9$60.70 2025-11
5310-01-043-0045NAS1758L10BMNN10HR10BACN10HR10GN10AP10
5310-01-078-8959NAS1758L12BACN10HR12$16.00 2025-05
5310-01-246-0616NAS1758L14BACN10HR14GN10AP14$120.00 2026-05
5310-01-137-9719NAS1758L16
5310-01-438-8286NAS1758L18

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 5310 Nuts and washers. 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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