Cross reference · ESNA · Plate self-locking nut

RMK9457 cross referenceSPS NS103223, Boeing BACN10JY

RMK9457 is a ESNA plate self-locking nut series on 3 government stock numbers. Its closest equivalents are SPS NS103223, Boeing BACN10JY. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

3 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • NS103223SPS TechnologiesCatalog only, needs approvalon 2 of 3 stock numbers, 2 sizes
1 more on one stock number each: NS103223H
  • NS103223HSPS TechnologiesCatalog only, needs approvalon 1 of 3 stock numbers

Airframer and OEM drawings

  • BACN10JYBoeingCatalog only, needs approvalon 2 of 3 stock numbers, 3 sizes
2 more on one stock number each: BACN10JY08H, BACN10JY4H
  • BACN10JY08HBoeingCatalog only, needs approvalon 1 of 3 stock numbers
  • BACN10JY4HBoeingCatalog only, needs approvalon 1 of 3 stock numbers

Get quotes for RMK9457

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

Install tooling

SpecLok has no catalog family for RMK9457. Tooling for the equivalents:

None of the equivalents is in the SpecLok catalog yet.

Sizes by maker

3 stock numbers
Part numbers DLA FLIS lists for RMK9457 and its equivalents, by stock number
NSNRMK9457NS103223BACN10JYLast DLA price
5310-00-343-1023RMK9457-3NS103223-02BACN10JY3
5310-01-450-8933RMK9457-4
5310-00-231-0667RMK9457-82NS103223-82BACN10JY08

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.

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