Cross reference · Northrop Grumman · Close tolerance screw

GB510AE cross referenceHowmet HT8138, Huck A146

GB510AE is a Northrop close tolerance screw series on 5 government stock numbers. Its closest equivalents are Howmet HT8138, Huck A146. 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

  • HT8138Howmet Fastening SystemsCatalog only, needs approvalon 5 of 5 stock numbers, 5 sizes
  • A146HuckCatalog only, needs approvalon 2 of 5 stock numbers, 2 sizes
  • BM19051HuckCatalog only, needs approvalon 2 of 5 stock numbers, 2 sizes

Standards

    5 more on one stock number each: NAS1580A3H, NAS1580A3H13D, NAS1580A3H4D, NAS1580A3H5D, NAS1580A4H6D
    • NAS1580A3HNASCatalog only, needs approvalon 1 of 5 stock numbers
    • NAS1580A3H13DNASCatalog only, needs approvalon 1 of 5 stock numbers
    • NAS1580A3H4DNASCatalog only, needs approvalon 1 of 5 stock numbers
    • NAS1580A3H5DNASCatalog only, needs approvalon 1 of 5 stock numbers
    • NAS1580A4H6DNASCatalog only, needs approvalon 1 of 5 stock numbers

    Plus 1 reference number whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

    Get quotes for GB510AE

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

    Install tooling

    SpecLok has no catalog family for GB510AE. Tooling for the equivalents:

    None of the equivalents is in the SpecLok catalog yet.

    Sizes by maker

    5 stock numbers
    Part numbers DLA FLIS lists for GB510AE and its equivalents, by stock number
    NSNGB510AEHT8138A146NAS1580A3HLast DLA price
    5305-01-130-9020GB510AE3-4HT8138-3-4A146-3-4NAS1580A3H4
    5305-01-044-0747GB510AE3-13THT8138-3-13T
    5305-00-170-2942GB510AE3-4THT8138-3-4T
    5305-00-090-4080GB510AE3-5THT8138-3-5T
    5305-01-061-7428GB510AE4-6THT8138-4-6TA146-4-6T

    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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