NSN 4820-01-123-0170 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-123-0170. Manufacturer of record part number: 3084-01.
Manufacturer of record: Watts Automatic Control Valve Inc
Identification
NSN: 4820-01-123-0170
NIIN: 011230170
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3084-01
Manufacturer: Watts Automatic Control Valve Inc
General Description
The Cap,valve, cataloged under National Stock Number 4820-01-123-0170, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Automatic Control Valve Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
Cap,valve
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Watts Automatic Control Valve Inc (CAGE 0LX27)
Technical Specifications
Parameter
Value
NSN
4820-01-123-0170
Primary Part Number
3084-01
Item Name
Cap,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Watts Automatic Control Valve Inc
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5999-01-161-354030841POSSIBLE MATCH
SHIELDING GASKET,ELECTRONIC
Possible match (shared part number)Data Device Corp Dba Beta Transformer Technology
5930-01-458-69270000-Z1QPOSSIBLE MATCH
SWITCH,PRESSURE
Possible match (shared part number)Lombardini U.s.a., Inc
5330-01-545-9818308401POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)Rcf Technologies Inc
5340-01-700-7477308499POSSIBLE MATCH
PLATE,RETAINING,SEAL
Possible match (shared part number)Hamilton Jet, Inc.
NSN 4820-01-123-0170 is a Cap,valve, manufactured by Watts Automatic Control Valve Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-123-0170?
NSN 4820-01-123-0170 has 1 manufacturer part number on file: 3084-01 (Watts Automatic Control Valve Inc).
What NSN replaces 4820-01-123-0170?
4 possible matches (shared part number, not a government interchangeability claim): 5999-01-161-3540, 5930-01-458-6927, 5330-01-545-9818. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-123-0170 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.