Cross reference · Lockheed Martin · Shear bolt

C878 cross referenceSPS AIC926, Huck BM90156, Howmet VS2106C5S, Boeing BACB30EK

C878 is a Lockheed shear bolt series on 5 government stock numbers. Its closest equivalents are SPS AIC926, Huck BM90156, Howmet VS2106C5S, Boeing BACB30EK. 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

  • AIC926SPS TechnologiesCatalog only, needs approvalon 5 of 5 stock numbers, 5 sizes
  • BM90156HuckCatalog only, needs approvalon 5 of 5 stock numbers, 5 sizes
  • EWSB926SPS TechnologiesCatalog only, needs approvalon 5 of 5 stock numbers, 6 sizes
  • VS2106C5SHowmet Fastening SystemsCatalog only, needs approvalon 4 of 5 stock numbers, 4 sizes
1 more on one stock number each: VS2106C4S
  • VS2106C4SHowmet Fastening SystemsCatalog only, needs approvalon 1 of 5 stock numbers

Airframer and OEM drawings

  • BACB30EKBoeingCatalog only, needs approvalon 5 of 5 stock numbers, 5 sizes
  • GB511A5ANorthrop GrummanCatalog only, needs approvalon 4 of 5 stock numbers, 4 sizes
1 more on one stock number each: GB511A
  • GB511ANorthrop GrummanCatalog only, needs approvalon 1 of 5 stock numbers

Get quotes for C878

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

Install tooling

SpecLok has no catalog family for C878. 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 C878 and its equivalents, by stock number
NSNC878AIC926BM90156VS2106C5SBACB30EKGB511A5ALast DLA price
5306-00-043-0566C878-4-20AIC926-4-20BM90156-4-20BACB30EK4-20C
5306-00-486-1419C878-5-7AIC926-5-7BM90156-5-7VS2106C5S7BACB30EK5-7CGB511A5A7
5306-00-486-1421C878-5-9AIC926-5-9BM90156-5-9VS2106C5S9BACB30EK5-9CGB511A5A9
5306-00-487-4763C878-5-10AIC926-5-10BM90156-5-10VS2106C5S10BACB30EK5-10CGB511A5A10
5306-00-458-1871C878-5-11AIC926-5-11BM90156-5-11VS2106C5S11BACB30EK5-11CGB511A5A11

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 5306 Bolts. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

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