PartsTable TECHNICAL DATA SHEET
NSN 2815-01-564-6977Government record, cited

Cyl Ring Extr2815-01-564-6977

NSN 2815-01-564-6977 · NIIN 015646977 · Part number XXBNN90933
Fairbanks Morse, Llc · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 7PZX0
Government record, cited
NSN 2815-01-564-6977 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-564-6977. Manufacturer of record part number: XXBNN90933.
Also searched as  2815-01-564-6977 · 2815015646977 · NIIN 015646977 · 01-564-6977 · FSC 2815 Diesel Engines and Components · CAGE 7PZX0 · XXBNN90933 · 939871-S845 FN T606
Nearby stock numbers  ·
Features
  • Cyl Ring Extr — FSC 2815
  • 1 manufacturer part number on file
  • Manufacturer of record: Fairbanks Morse, Llc
Identification
  • NSN: 2815-01-564-6977
  • NIIN: 015646977
  • FSC: 2815 — Diesel Engines and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: XXBNN90933
  • Manufacturer: Fairbanks Morse, Llc
General Description

The Cyl Ring Extr, cataloged under National Stock Number 2815-01-564-6977, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Fairbanks Morse, Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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
NSN2815-01-564-6977
Primary Part NumberXXBNN90933
Item NameCyl Ring Extr
FSC / FSG2815 / 28 — Diesel Engines and Components
ManufacturerFairbanks Morse, Llc
StatusACTIVE
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
XXBNN90933 PRIMARY Fairbanks Morse, Llc (USA)
Reference documents
ReferenceMeaning
XXBNN90933 3/9 Design control — primary reference
U.S. Government activity
939871-S845 FN T606 5/1 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

Frequently Asked Questions

What is NSN 2815-01-564-6977?

NSN 2815-01-564-6977 is a Cyl Ring Extr, manufactured by Fairbanks Morse, Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-01-564-6977?

NSN 2815-01-564-6977 has 1 manufacturer part number on file: XXBNN90933 (Fairbanks Morse, Llc).

What are the specifications of XXBNN90933?

Key specifications for XXBNN90933: End Item Identification: ENGINE, DIESEL 12PA6 B. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2815-01-564-6977 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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