NSN 4820-01-166-4678 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-166-4678. Manufacturer of record part number: QA2851.
Also searched as4820-01-166-4678 ·
4820011664678 ·
NIIN 011664678 ·
01-166-4678 ·
FSC 4820 Valves, Nonpowered · CAGE 18350 · QA2851
Manufacturer of record: Pall Aeropower Corporation
Identification
NSN: 4820-01-166-4678
NIIN: 011664678
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: QA2851
Manufacturer: Pall Aeropower Corporation
General Description
The Valve Assembly,special, cataloged under National Stock Number 4820-01-166-4678, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pall Aeropower Corporation. Government technical data includes 1 specification, 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. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-166-4678?
NSN 4820-01-166-4678 is a Valve Assembly,special, manufactured by Pall Aeropower Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-166-4678?
NSN 4820-01-166-4678 has 2 manufacturer part numbers on file: QA2851 (Pall Manufacturing Uk Limited), QA2851 (Pall Aeropower Corporation).
What are the specifications of QA2851?
Key specifications for QA2851: General Characteristics Item Description: CRES; End Item Identification: ACFT MODEL AV-8. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-166-4678 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.
What is the DEMIL code for NSN 4820-01-166-4678?
NSN 4820-01-166-4678 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.