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D398PC ARR. 5N7277 — ENGINE,DIESEL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

D398PC ARR. 5N7277: ENGINE,DIESEL.

The ENGINE,DIESEL is a the manufacturer industrial component. Key specifications include stroke_length: 7.000 INCHES IN, cylinder_quantity: 12, standard_bore_diameter: 6.250 INCHES IN, end_item_identification: DIESEL ENGINES AND COMPONENTS, crankshaft_rotation_direction: COUNTERCLOCKWISE. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-331-1879, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
D398PC ARR. 5N7277
NSN: 2815-01-331-1879
FSC: 2815 — Diesel Engines and Components
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
stroke_length7.000 INCHES IN
cylinder_quantity12
standard_bore_diameter6.250 INCHES IN
end_item_identificationDIESEL ENGINES AND COMPONENTS
crankshaft_rotation_directionCOUNTERCLOCKWISE
NSN2815-01-331-1879
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ENGINE,DIESEL TITLE COMPONENT PN D398PC ARR. 5N7277 MFR ENGINE,DIESEL
KEY FEATURES
•
CRANKSHAFT ROTATION DIRECTION: COUNTERCLOCKWISE
•
CYLINDER QUANTITY: 12
•
STANDARD BORE DIAMETER: 6.250 INCHES IN
•
STROKE LENGTH: 7.000 INCHES IN
TECHNICAL CHARACTERISTICS
CRANKSHAFT ROTATION DIRECTIONCOUNTERCLOCKWISE
CYLINDER QUANTITY12
STANDARD BORE DIAMETER6.250 INCHES IN
END ITEM IDENTIFICATIONDIESEL ENGINES AND COMPONENTS
STROKE LENGTH7.000 INCHES IN
OTHER ITEMS IN FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-000-0075 2815-00-001-0022 2815-00-001-3475 2815-00-001-7728 2815-00-001-7737 2815-00-001-7805 2815-00-001-7806 2815-00-001-7813
SUBSTITUTES & CROSS-REFERENCES 1
D398PC SER.NO. 35Z01060Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D398PC ARR. 5N7277?
D398PC ARR. 5N7277 is a ENGINE,DIESEL.
What parts can replace D398PC ARR. 5N7277?
There is 1 known substitute for D398PC ARR. 5N7277: D398PC SER.NO. 35Z01060. Substitute compatibility should be verified for your specific system.
What is the NSN for D398PC ARR. 5N7277?
D398PC ARR. 5N7277 is cataloged in the U.S. Government catalog under NSN 2815-01-331-1879. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.