PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

119-4Valve,regulating,fluid Pressure

Watts Regulator Company · NSN 4820-00-087-7470 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-087-7470 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-087-7470. Primary manufacturer part number: 119-4.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Watts Regulator Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-087-7470, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Watts Regulator Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersWatts Regulator Company (CAGE 79227)
Technical Specifications
ParameterValue
NSN4820-00-087-7470
Primary Part Number119-4
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWatts Regulator Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9390-00-298-3395 INTERCHANGEABLE
Wick
6250-00-299-47331194 INTERCHANGEABLE
Lampholder
Egs Electrical Group Appleton Div
2805-00-352-3083B281 INTERCHANGEABLE
Valve,poppet,engine
Agco Corp Parts Opn
5340-00-366-53601194 INTERCHANGEABLE
Disk,solid,plain
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
6150-00-371-32811194 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Champion Aerospace Llc
6665-00-429-602540000030 INTERCHANGEABLE
Filament,combustible Gas Indicat
Avox Systems Inc Dba Avox Systems Inc
5945-00-433-35561794AS7015 INTERCHANGEABLE
Relay,solid State
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
4920-00-495-505511-94 INTERCHANGEABLE
Filament,tester,lub
Avox Systems Inc Dba Avox Systems Inc
6610-00-717-31671194 INTERCHANGEABLE
Movement
Emcore Corporation Div Concord Division
5950-00-950-1809436511 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms - Mitchel Field
Cross-Reference Index
Part NumberManufacturer
119-4 PRIMARY Watts Regulator Company (USA)
Related Parts
9390-00-298-3395INTERCHANGEABLE
WICK
6250-00-299-4733INTERCHANGEABLE
LAMPHOLDER
1194
2805-00-352-3083INTERCHANGEABLE
VALVE,POPPET,ENGINE
B281
5340-00-366-5360INTERCHANGEABLE
DISK,SOLID,PLAIN
1194
6150-00-371-3281INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
1194
6665-00-429-6025INTERCHANGEABLE
FILAMENT,COMBUSTIBLE GAS INDICAT
40000030
5945-00-433-3556INTERCHANGEABLE
RELAY,SOLID STATE
1794AS7015
4920-00-495-5055INTERCHANGEABLE
FILAMENT,TESTER,LUB
11-94
6610-00-717-3167INTERCHANGEABLE
MOVEMENT
1194
5950-00-950-1809INTERCHANGEABLE
TRANSFORMER,POWER
436511
6650-00-963-0323INTERCHANGEABLE
PRISM,OPTICAL INSTRUMENT,MOUNTED
10581477-3
6850-01-010-3226INTERCHANGEABLE
SEALER,CHEMICAL
1194

Frequently Asked Questions

What is NSN 4820-00-087-7470?

NSN 4820-00-087-7470 is a Valve,regulating,fluid Pressure, manufactured by Watts Regulator Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-087-7470?

NSN 4820-00-087-7470 has 1 cross-referenced part number: 119-4 (Watts Regulator Company).

What NSN replaces 4820-00-087-7470?

There are 12 known substitutes for 4820-00-087-7470: 9390-00-298-3395, 6250-00-299-4733, 2805-00-352-3083 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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