PartsTable TECHNICAL DATA SHEET
NSN 2840-01-540-4841Government record, cited

Housing, Antifriction Bearing, Air2840-01-540-4841

NSN 2840-01-540-4841 · NIIN 015404841 · Part number HM0206178
Hf Group Inc Dba Hf Group Inc · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 34895
Government record, cited
NSN 2840-01-540-4841 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-540-4841. Manufacturer of record part number: HM0206178.
Also searched as  2840-01-540-4841 · 2840015404841 · NIIN 015404841 · 01-540-4841 · FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 34895 · HM0206178
Nearby stock numbers  ·
Features
  • Housing,antifriction Bearing,air — FSC 2840
  • Criticality Code Justification: AGAV
  • 1 manufacturer part number on file
  • Manufacturer of record: Hf Group Inc Dba Hf Group Inc
Identification
  • NSN: 2840-01-540-4841
  • NIIN: 015404841
  • FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: HM0206178
  • Manufacturer: Hf Group Inc Dba Hf Group Inc
General Description

The Housing,antifriction Bearing,air, cataloged under National Stock Number 2840-01-540-4841, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Hf Group Inc Dba Hf Group Inc. Government technical data includes 1 specification, 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.

Technical Specifications
ParameterValue
NSN2840-01-540-4841
Primary Part NumberHM0206178
Item NameHousing,antifriction Bearing,air
FSC / FSG2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
ManufacturerHf Group Inc Dba Hf Group Inc
StatusACTIVE
Criticality Code JustificationAGAV
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeY
Cross-Reference Index
Part NumberManufacturer
HM0206178 PRIMARY Hf Group Inc Dba Hf Group Inc (USA)
No interchangeability data on file.
Other items in FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2840-00-000-0048
ENGINE,AIRCRAFT,TURBO-SHAFT
2840-00-000-0049
MODIFICATION KIT,ENGINE
2840-00-001-1741
CASE AND NOZZLE ASSEMBLY,TURBINE
2840-00-001-1743
2840-00-001-1743 · Item name not on file
2840-00-001-2117
2840-00-001-2117 · Item name not on file
2840-00-001-2284
2840-00-001-2284 · Item name not on file
2840-00-001-3922
2840-00-001-3922 · Item name not on file
2840-00-001-4903
SEAL,AIR,AIRCRAFT GAS TURBINE EN

Frequently Asked Questions

What is NSN 2840-01-540-4841?

NSN 2840-01-540-4841 is a Housing,antifriction Bearing,air, manufactured by Hf Group Inc Dba Hf Group Inc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.

What part numbers are listed for NSN 2840-01-540-4841?

NSN 2840-01-540-4841 has 1 manufacturer part number on file: HM0206178 (Hf Group Inc Dba Hf Group Inc).

What are the specifications of HM0206178?

Key specifications for HM0206178: Criticality Code Justification: AGAV; End Item Identification: U2. 1 specification is documented in the U.S. Government catalog.

Is NSN 2840-01-540-4841 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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