The Valve,control, cataloged under National Stock Number 4820-01-156-8201, 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Supply Class 4820 (Valves, Nonpowered) of the Valves group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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,control
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4820-01-156-8201
Item Name
Valve,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 Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-545-40941996-00POSSIBLE MATCH
DIAPHRAGM,VALVE,FLAT
Possible match (shared part number)Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
6110-01-550-7610199600-0100POSSIBLE MATCH
PANEL,CONTROL,ELECTRICAL-ELECTRO
Possible match (shared part number)Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
199600
3/9Design control — primary reference
Altec Hiline, Llc Div Altec Hiline
Related Parts
4820-01-545-4094POSSIBLE MATCH
DIAPHRAGM,VALVE,FLAT
1996-00
6110-01-550-7610POSSIBLE MATCH
PANEL,CONTROL,ELECTRICAL-ELECTRO
199600-0100
Frequently Asked Questions
What is NSN 4820-01-156-8201?
NSN 4820-01-156-8201 is a Valve,control, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-156-8201?
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-545-4094, 6110-01-550-7610. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-156-8201 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.