PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

590423Valve,flow Control

Eaton Aerospace, Llc Dba Jackson South · NSN 4820-00-807-8012 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-807-8012 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-807-8012. Primary manufacturer part number: 590423.
Features
  • Valve,flow Control — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,flow Control, cataloged under National Stock Number 4820-00-807-8012, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,flow Control
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 62983); Mkt Geotechnical Systems (CAGE 20263)
Technical Specifications
ParameterValue
NSN4820-00-807-8012
Primary Part Number590423
Item NameValve,flow Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3040-00-146-3841341004 INTERCHANGEABLE
Shaft,flexible
International Business Machines Corp Parts Order Center Dept E - 54
5305-00-404-6292LL57XA12J4 INTERCHANGEABLE
Setscrew
Long-Lok Llc
5950-00-426-610017268 INTERCHANGEABLE
Transformer,power
Robert M. Hadley Company, Inc.
5340-00-588-5608 INTERCHANGEABLE
Clamp,assembly
5999-00-658-9654341004 INTERCHANGEABLE
Shielding Gasket,electronic
Lockheed Martin Corporation Div Rms - Mitchel Field
1630-00-730-405113139 INTERCHANGEABLE
Parts Kit,cylinderx
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6685-00-896-0009341-004 INTERCHANGEABLE
Dampener,fluid Pressure
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5910-01-104-4860 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
5133-01-112-9540 INTERCHANGEABLE
Drill,twist
4130-01-118-5238 INTERCHANGEABLE
Cap,design
Cross-Reference Index
Part NumberManufacturer
L1DG2S4012A41 Eaton Aerospace, Llc Dba Jackson South (USA)
590423 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
13139 Mkt Geotechnical Systems (USA)
590422 Eaton Aerospace, Llc Dba Jackson South (USA)
341004 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
3040-00-146-3841INTERCHANGEABLE
SHAFT,FLEXIBLE
341004
5305-00-404-6292INTERCHANGEABLE
SETSCREW
LL57XA12J4
5950-00-426-6100INTERCHANGEABLE
TRANSFORMER,POWER
17268
5340-00-588-5608INTERCHANGEABLE
CLAMP,ASSEMBLY
5999-00-658-9654INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
341004
1630-00-730-4051INTERCHANGEABLE
PARTS KIT,CYLINDERX
13139
6685-00-896-0009INTERCHANGEABLE
DAMPENER,FLUID PRESSURE
341-004
5910-01-104-4860INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
5133-01-112-9540INTERCHANGEABLE
DRILL,TWIST
4130-01-118-5238INTERCHANGEABLE
CAP,DESIGN
4820-01-230-3680INTERCHANGEABLE
SEAT,VALVE
13139

Frequently Asked Questions

What is NSN 4820-00-807-8012?

NSN 4820-00-807-8012 is a Valve,flow Control, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-807-8012?

NSN 4820-00-807-8012 has 5 cross-referenced part numbers: L1DG2S4012A41 (Eaton Aerospace, Llc Dba Jackson South), 590423 (Eaton Aerospace, Llc Dba Jackson South), 13139 (Mkt Geotechnical Systems), 590422 (Eaton Aerospace, Llc Dba Jackson South), 341004 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 4820-00-807-8012?

There are 11 known substitutes for 4820-00-807-8012: 3040-00-146-3841, 5305-00-404-6292, 5950-00-426-6100 and 8 more. Verify interchangeability with system specifications before substitution.

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