NSN 2840-00-656-7221 · NIIN 006567221 · Part number 230770
Curtiss-Wright Controls, Inc. Div Actuation Division · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 0AHP5
Government record, cited
NSN 2840-00-656-7221 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-656-7221. Manufacturer of record part number: 230770.
Also searched as2840-00-656-7221 ·
2840006567221 ·
NIIN 006567221 ·
00-656-7221 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 0AHP5 · 230770
Manufacturer of record: Curtiss-Wright Controls, Inc. Div Actuation Division
Identification
NSN: 2840-00-656-7221
NIIN: 006567221
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 230770
Manufacturer: Curtiss-Wright Controls, Inc. Div Actuation Division
General Description
The Ring Rear Main Bear, cataloged under National Stock Number 2840-00-656-7221, 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 Curtiss-Wright Controls, Inc. Div Actuation Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Ring Rear Main Bear
FSC / FSG
2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28)
Manufacturers
Curtiss-Wright Controls, Inc. Div Actuation Division (CAGE 0AHP5)
Technical Specifications
Parameter
Value
NSN
2840-00-656-7221
Primary Part Number
230770
Item Name
Ring Rear Main Bear
FSC / FSG
2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Manufacturer
Curtiss-Wright Controls, Inc. Div Actuation Division
Curtiss-Wright Controls, Inc. Div Actuation Division (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.
2840-00-004-4242
2840-00-004-4242 · Item name not on file
2840-00-021-4702
PLATE,RETAINING,TUB
2840-00-043-0981
BRACKET ASSEMBLY,TUBING
2840-00-043-0982
BRACKET ASSEMBLY,TUBING
2840-00-048-5261
2840-00-048-5261 · Item name not on file
2840-00-407-9165
DIPSTICK,ENGINE
2840-01-171-0875
SEAL,FUEL
2840-01-171-0875
SEAL,FUEL
Frequently Asked Questions
What is NSN 2840-00-656-7221?
NSN 2840-00-656-7221 is a Ring Rear Main Bear, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
What part numbers are listed for NSN 2840-00-656-7221?
NSN 2840-00-656-7221 has 1 manufacturer part number on file: 230770 (Curtiss-Wright Controls, Inc. Div Actuation Division).
Is NSN 2840-00-656-7221 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.