The Valve,flow Control, cataloged under National Stock Number 4820-00-375-2479, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Valve,flow Control
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4820-00-375-2479
Item Name
Valve,flow Control
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6650-00-408-31042217POSSIBLE MATCH
LENS,OPTICAL INSTRUMENT
Possible match (shared part number)Aerosonic Llc
6685-01-608-1960P-2-2-17POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
Possible match (shared part number)Bird-Johnson Propeller Company, Llc
6530-01-714-1922P2217POSSIBLE MATCH
STAND,INTRAVENOUS-IRRIGATION CON
Possible match (shared part number)Hill-Rom, Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
P2217
3/9Design control — primary reference
Ingersoll Rand Co
Related Parts
6650-00-408-3104POSSIBLE MATCH
LENS,OPTICAL INSTRUMENT
2217
6685-01-608-1960POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
P-2-2-17
6530-01-714-1922POSSIBLE MATCH
STAND,INTRAVENOUS-IRRIGATION CON
P2217
Frequently Asked Questions
What is NSN 4820-00-375-2479?
NSN 4820-00-375-2479 is a Valve,flow Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-00-375-2479?
3 possible matches (shared part number, not a government interchangeability claim): 6650-00-408-3104, 6685-01-608-1960, 6530-01-714-1922. Verify interchangeability with system specifications before substitution.
Is NSN 4820-00-375-2479 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.