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NSN 4820-01-370-9286Government record, cited

Valve, Regulating, Fluid Pressure4820-01-370-9286

NSN 4820-01-370-9286 · NIIN 013709286 · Part number 223-1IN
Watts Regulator Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 79227
Government record, cited
NSN 4820-01-370-9286 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-370-9286. Manufacturer of record part number: 223-1IN.
Also searched as  4820-01-370-9286 · 4820013709286 · NIIN 013709286 · 01-370-9286 · FSC 4820 Valves, Nonpowered · CAGE 79227 · 223-1IN
Nearby stock numbers  ·
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Flow Control Device: DISK
  • Valve Stem Design: SINGLE SEAT
  • Body Style: STRAIGHT THRU
  • Regulation Type: AUTOMATIC SINGLE STAGE
  • End Connection Quantity: 2
  • Manual Control Method: SCREW
  • Valve Loading Method: SPRING
Identification
  • NSN: 4820-01-370-9286
  • NIIN: 013709286
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 223-1IN
  • Manufacturer: Watts Regulator Company
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-370-9286, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Regulator Company. Government technical data includes 9 specifications, 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
ParameterValue
NSN4820-01-370-9286
Primary Part Number223-1IN
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerWatts Regulator Company
StatusACTIVE
Flow Control DeviceDISK
Valve Stem DesignSINGLE SEAT
Body StyleSTRAIGHT THRU
Regulation TypeAUTOMATIC SINGLE STAGE
End Connection Quantity2
Manual Control MethodSCREW
Valve Loading MethodSPRING
MaterialCOPPER ALLOY BODY
Maximum Inlet Pressure RatingERR-060
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
223-1IN PRIMARY Watts Regulator Company (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
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 4820-01-370-9286?

NSN 4820-01-370-9286 is a Valve,regulating,fluid Pressure, manufactured by Watts Regulator Company, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-370-9286?

NSN 4820-01-370-9286 has 1 manufacturer part number on file: 223-1IN (Watts Regulator Company).

What are the specifications of 223-1IN?

Key specifications for 223-1IN: Flow Control Device: DISK; Valve Stem Design: SINGLE SEAT; Body Style: STRAIGHT THRU; Regulation Type: AUTOMATIC SINGLE STAGE. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-370-9286 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.
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