Cross reference · Avibank · Close tolerance screw

AS124 cross referenceHowmet CA2653, MS21130

AS124 is a Avibank close tolerance screw series on 3 government stock numbers. Its closest equivalents are Howmet CA2653, MS21130. 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

  • CA2653Howmet Fastening SystemsCatalog only, needs approvalon 3 of 3 stock numbers, 3 sizes

Standards

  • MS21130MSCatalog only, needs approvalon 3 of 3 stock numbers, 3 sizes
  • MS21130BMSCatalog only, needs approvalon 2 of 3 stock numbers, 2 sizes

Get quotes for AS124

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

Install tooling

SpecLok has no catalog family for AS124. 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 AS124 and its equivalents, by stock number
NSNAS124CA2653MS21130Last DLA price
5305-01-197-5940AS124-4-09CA2653-4-09MS21130-409
5305-01-023-9722AS124-4-20CA2653-4-20MS21130-420
5305-01-197-4011AS124-4-21CA2653-4-21MS21130-421

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 5305 Screws. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

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