NSN 2815-01-504-8944 · NIIN 015048944 · Part number 6BTA5.9M-3 SO63346/SO80796
Cummins Inc. · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 15434
Government record, cited
NSN 2815-01-504-8944 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-504-8944. Manufacturer of record part number: 6BTA5.9M-3 SO63346/SO80796.
Also searched as2815-01-504-8944 ·
2815015048944 ·
NIIN 015048944 ·
01-504-8944 ·
FSC 2815 Diesel Engines and Components · CAGE 15434 · 6BTA5.9M-3 SO63346/SO80796
Nearby stock numbers← 2815-01-504-7884 Piston and Ring Assembly
·
2815-01-504-9124 Cover, Timing Gear, Internal Combu →
Features
Engine,diesel — FSC 2815
Strokes Per Cycle: 4
Crankshaft Rotation Direction: CLOCKWISE
Cylinder Quantity: 6
Cylinder Arrangement: STRAIGHT IN-LINE
Standard Bore Diameter: 4.020 INCHES IN
Stroke Length: 4.750 INCHES IN
1 manufacturer part number on file
Identification
NSN: 2815-01-504-8944
NIIN: 015048944
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 6BTA5.9M-3 SO63346/SO80796
Manufacturer: Cummins Inc.
General Description
The Engine,diesel, cataloged under National Stock Number 2815-01-504-8944, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
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
ENGINE,DIESEL
2815-00-001-0022
VALVE,POPPET,ENGINE
2815-00-001-3475
PISTON,INTERNAL COMBUSTION ENGIN
2815-00-001-7728
TAPPET,PUMP
2815-00-001-7737
2815-00-001-7737 · Item name not on file
2815-00-001-7805
OIL PUMP ASSEMBLY
2815-00-001-7806
CAMSHAFT,ENGINE
2815-00-001-7813
RING SET,PISTON
Frequently Asked Questions
What is NSN 2815-01-504-8944?
NSN 2815-01-504-8944 is a Engine,diesel, manufactured by Cummins Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
What part numbers are listed for NSN 2815-01-504-8944?
NSN 2815-01-504-8944 has 1 manufacturer part number on file: 6BTA5.9M-3 SO63346/SO80796 (Cummins Inc.).
What are the specifications of 6BTA5.9M-3 SO63346/SO80796?
Key specifications for 6BTA5.9M-3 SO63346/SO80796: Strokes Per Cycle: 4; Crankshaft Rotation Direction: CLOCKWISE; Cylinder Quantity: 6; Cylinder Arrangement: STRAIGHT IN-LINE. 6 specifications are documented in the U.S. Government catalog.
Is NSN 2815-01-504-8944 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.