NSN 4330-01-191-6590 · NIIN 011916590 · Part number 50 371 158 000
Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd. · FSC 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters · FSG 43 — Pumps and Compressors · CAGE 35076
Government record, cited
NSN 4330-01-191-6590 — this item is cataloged by the U.S. Government under National Stock Number 4330-01-191-6590. Manufacturer of record part number: 50 371 158 000.
Also searched as4330-01-191-6590 ·
4330011916590 ·
NIIN 011916590 ·
01-191-6590 ·
FSC 4330 Centrifugals, Separators, and Pressure and Vacuum Filters · CAGE 35076 · 50 371 158 000
General Characteristics Item Description: CIRCULAR SHAPE; W/LIP AROUND ONE EDGE,3 SCREWS; 3 WASHERS,3 NUTS
1 manufacturer part number on file
Manufacturer of record: Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd.
Identification
NSN: 4330-01-191-6590
NIIN: 011916590
FSC: 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters
FSG: 43 — Pumps and Compressors
Primary part number: 50 371 158 000
Manufacturer: Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd.
General Description
The Ring Assembly, cataloged under National Stock Number 4330-01-191-6590, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd.. 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
Parameter
Value
NSN
4330-01-191-6590
Primary Part Number
50 371 158 000
Item Name
Ring Assembly
FSC / FSG
4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters
Manufacturer
Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd.
Status
ACTIVE
General Characteristics Item Description
CIRCULAR SHAPE; W/LIP AROUND ONE EDGE,3 SCREWS; 3 WASHERS,3 NUTS
Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd. (CAN)
No interchangeability data on file.
Other items in FSC 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4330-00-000-0145
FILTER ELEMENT,FLUID
4330-00-000-0145
FILTER ELEMENT,FLUID
4330-00-001-1246
4330-00-001-1246 · Item name not on file
4330-00-001-1733
ADAPTER,FLUID FILTER
4330-00-001-2626
FILTER ELEMENT,FLUID
4330-00-001-2700
4330-00-001-2700 · Item name not on file
4330-00-001-3511
4330-00-001-3511 · Item name not on file
4330-00-001-3512
4330-00-001-3512 · Item name not on file
Frequently Asked Questions
What is NSN 4330-01-191-6590?
NSN 4330-01-191-6590 is a Ring Assembly, manufactured by Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
What part numbers are listed for NSN 4330-01-191-6590?
NSN 4330-01-191-6590 has 1 manufacturer part number on file: 50 371 158 000 (Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd.).
What are the specifications of 50 371 158 000?
Key specifications for 50 371 158 000: General Characteristics Item Description: CIRCULAR SHAPE; W/LIP AROUND ONE EDGE,3 SCREWS; 3 WASHERS,3 NUTS. 1 specification is documented in the U.S. Government catalog.
Is NSN 4330-01-191-6590 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.