PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21391-001Valve,linear,directional Control

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-424-1202 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-424-1202 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-424-1202. Primary manufacturer part number: 21391-001.
Features
  • Valve,linear,directional Control — FSC 4820
  • Body Material: ALUMINUM
  • Voltage in Volts and Current Type: 122.0 AC
  • Valve Discharge Flow Rate: 49.6 GALLONS PER MINUTE
  • Frequency in Hertz: 400.0
  • Valve Operation Method: SOLENOID
  • 3 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-424-1202, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-424-1202
Primary Part Number21391-001
Item NameValve,linear,directional Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Body MaterialALUMINUM
Voltage in Volts and Current Type122.0 AC
Valve Discharge Flow Rate49.6 GALLONS PER MINUTE
Frequency in Hertz400.0
Valve Operation MethodSOLENOID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4330-00-277-329721391 INTERCHANGEABLE
Filter Element,fluid
Arvinmeritor Inc
5915-00-412-4384402793-001 INTERCHANGEABLE
Filter,band Pass
Tegam, Inc.
5999-00-499-627621-391 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
5970-00-616-63352-139-1 INTERCHANGEABLE
Insulator,plate
Precision Aerospace Corporation Dba Precision Engine Control
5930-00-844-847021391 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
4240-01-340-793621391 INTERCHANGEABLE
Strap,safety,industrial
Buckingham Mfg Co Inc
5975-01-632-0556 INTERCHANGEABLE
Socket and Cap Asse
Cross-Reference Index
Part NumberManufacturer
21391 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21391-001 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
211032568 Naval Sea Systems Command (USA)
Related Parts
4330-00-277-3297INTERCHANGEABLE
FILTER ELEMENT,FLUID
21391
5915-00-412-4384INTERCHANGEABLE
FILTER,BAND PASS
402793-001
5999-00-499-6276INTERCHANGEABLE
CONTACT,ELECTRICAL
21-391
5970-00-616-6335INTERCHANGEABLE
INSULATOR,PLATE
2-139-1
5930-00-844-8470INTERCHANGEABLE
SWITCH,THERMOSTATIC
21391
4240-01-340-7936INTERCHANGEABLE
STRAP,SAFETY,INDUSTRIAL
21391
5975-01-632-0556INTERCHANGEABLE
SOCKET AND CAP ASSE

Frequently Asked Questions

What is NSN 4820-01-424-1202?

NSN 4820-01-424-1202 is a Valve,linear,directional Control, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-424-1202?

NSN 4820-01-424-1202 has 3 cross-referenced part numbers: 21391 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21391-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 211032568 (Naval Sea Systems Command).

What NSN replaces 4820-01-424-1202?

There are 7 known substitutes for 4820-01-424-1202: 4330-00-277-3297, 5915-00-412-4384, 5999-00-499-6276 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21391-001?

Key specifications for 21391-001: Body Material: ALUMINUM; Voltage in Volts and Current Type: 122.0 AC; Valve Discharge Flow Rate: 49.6 GALLONS PER MINUTE; Frequency in Hertz: 400.0. 5 total characteristics are documented in the Federal Logistics Information System.

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