Cummins QSB5.9-380 GS SO26942/SO86386 Engine, Diesel

Cummins QSB5.9-380 GS SO26942/SO86386 is a engine component in Engine Parts, US catalog. Listed by US Government (DLA FLIS), October 2026.

Government data (US Government (DLA FLIS), October 2026 edition)

The U.S. government's Federal Logistics Information System (FLIS) records Cummins QSB5.9-380 GS SO26942/SO86386 as the maker's own number under government stock item NSN 2815-01-539-6513. The name and every fact below are FLIS's, credited to US Government (DLA FLIS), October 2026 edition.

Specifications recorded for government stock item NSN 2815-01-539-6513, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Engine, Diesel

Government stock item (NSN)

2815-01-539-6513

Manufacturer code (CAGE)

15434, CUMMINS INC., COLUMBUS, IN, UNITED STATES

Cylinder quantity

6

Standard bore diameter

4.020 in

Weight

1050.00 lb

Cylinder arrangement

Straight in-line

Stroke length

4.720 in

Engine overall height

37.700 in (nominal)

Engine overall length

40.000 in (nominal)

Engine overall width

26.900 in (nominal)

Other reference numbers listed under the same stock item

• CUMMINS INC. DBA CUMMINS POWER SYSTEMS LLC DIV CUMMINS SALES AND SERVICE QSB5.9-380 GS SO26942/SO86386

These numbers are recorded under the same government stock item. That is not a statement that the parts replace each other or fit the same equipment: confirm with the manufacturer.

Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.

About this kind of part (general, written by SearchForPart)

A part of an engine named by its use. Replaced when worn, leaking or damaged. Check the engine model and serial range.

When ordering, give the part number exactly as printed and its maker, and the make, model and year of the truck, trailer, reefer unit or machine (or the engine or unit serial number). SearchForPart shows fitment only as the source printed it: check it before you order.

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Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.