PartsTable TECHNICAL DATA SHEET
NSN 2815-01-455-9144Government record, cited

Engine, Diesel2815-01-455-9144

NSN 2815-01-455-9144 · NIIN 014559144 · Part number 80637K91
Rolls-Royce Solutions America Inc · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 72582
Government record, cited
NSN 2815-01-455-9144 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-455-9144. Manufacturer of record part number: 80637K91.
Also searched as  2815-01-455-9144 · 2815014559144 · NIIN 014559144 · 01-455-9144 · FSC 2815 Diesel Engines and Components · CAGE 72582 · 80637K91 · 9375401 · 9375401
Nearby stock numbers  ·
Features
  • Engine,diesel — FSC 2815
  • Reference Data and Literature: T.O. 35C2-3-506-1
  • Crankshaft Rotation Direction: CLOCKWISE
  • Piston Action Type: DOUBLE ACTING
  • Starting Method: ELECTRICAL
  • Cylinder Quantity: 6
  • Cylinder Arrangement: HORIZONTAL OPPOSED W/HORIZONTAL CRANKSHAFT
  • 2 manufacturer part numbers on file
Identification
  • NSN: 2815-01-455-9144
  • NIIN: 014559144
  • FSC: 2815 — Diesel Engines and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 80637K91
  • Manufacturer: Rolls-Royce Solutions America Inc
General Description

The Engine,diesel, cataloged under National Stock Number 2815-01-455-9144, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-01-455-9144
Primary Part Number80637K91
Item NameEngine,diesel
FSC / FSG2815 / 28 — Diesel Engines and Components
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
Reference Data and LiteratureT.O. 35C2-3-506-1
Crankshaft Rotation DirectionCLOCKWISE
Piston Action TypeDOUBLE ACTING
Starting MethodELECTRICAL
Cylinder Quantity6
Cylinder ArrangementHORIZONTAL OPPOSED W/HORIZONTAL CRANKSHAFT
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
80637K91 PRIMARY Rolls-Royce Solutions America Inc (USA)
80637K91 Stewart & Stevenson Fdda Llc (USA)
Reference documents
ReferenceMeaning
9375401 3/9 Design control — primary reference
U.S. Government activity
9375401 5/2 Secondary reference
U.S. Government activity
No interchangeability data on file.
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
Related Parts in Engines, Turbines, and Components
2815-00-000-0075
ENGINE,DIESEL
1062-7000
2815-00-001-0022
VALVE,POPPET,ENGINE
A38423
2815-00-001-3475
PISTON,INTERNAL COMBUSTION ENGIN
16606469
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
4029000-9
2815-00-001-7813
RING SET,PISTON
M2059A

Frequently Asked Questions

What is NSN 2815-01-455-9144?

NSN 2815-01-455-9144 is a Engine,diesel, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-01-455-9144?

NSN 2815-01-455-9144 has 2 manufacturer part numbers on file: 80637K91 (Rolls-Royce Solutions America Inc), 80637K91 (Stewart & Stevenson Fdda Llc).

What are the specifications of 80637K91?

Key specifications for 80637K91: Reference Data and Literature: T.O. 35C2-3-506-1; Crankshaft Rotation Direction: CLOCKWISE; Piston Action Type: DOUBLE ACTING; Starting Method: ELECTRICAL. 6 specifications are documented in the U.S. Government catalog.

Is NSN 2815-01-455-9144 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.
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