PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

143890Disk,valve

Pentair Filtration Solutions, Llc · NSN 4820-01-004-3611 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-004-3611 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-004-3611. Primary manufacturer part number: 143890.
Features
  • Disk,valve — FSC 4820
  • Media for Which Designed: WATER
  • Outside Diameter: 0.698 INCHES NOMINAL IN
  • Style Designator: SOLID
  • Material: RUBBER SYNTHETIC
  • 3 verified cross-references
  • Primary manufacturer: Pentair Filtration Solutions, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Synthetic construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-004-3611, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pentair Filtration Solutions, Llc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-004-3611
Primary Part Number143890
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPentair Filtration Solutions, Llc
StatusACTIVE
Media for Which DesignedWATER
Outside Diameter0.698 INCHES NOMINAL IN
Style DesignatorSOLID
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-157-37266406FX INTERCHANGEABLE
Bearing,ball,thrust
Oshkosh Defense Llc
5930-00-184-6026962548 INTERCHANGEABLE
Switch,thermostatic
Eastman Kodak Co
5330-00-905-22394694 INTERCHANGEABLE
Seal
Flexco, Inc
5905-01-010-74704694 INTERCHANGEABLE
Resistor,fixed,film
Avo Intl
4820-01-520-7847143890 INTERCHANGEABLE
Valve Assembly,manifold
Jered Llc
Cross-Reference Index
Part NumberManufacturer
4694-00 Pentair Filtration Solutions, Llc (USA)
143890 PRIMARY Pentair Filtration Solutions, Llc (USA)
4694 Pentair Filtration Solutions, Llc (USA)
Related Parts
3110-00-157-3726INTERCHANGEABLE
BEARING,BALL,THRUST
6406FX
5930-00-184-6026INTERCHANGEABLE
SWITCH,THERMOSTATIC
962548
5330-00-905-2239INTERCHANGEABLE
SEAL
4694
5905-01-010-7470INTERCHANGEABLE
RESISTOR,FIXED,FILM
4694
4820-01-520-7847INTERCHANGEABLE
VALVE ASSEMBLY,MANIFOLD
143890

Frequently Asked Questions

What is NSN 4820-01-004-3611?

NSN 4820-01-004-3611 is a Disk,valve, manufactured by Pentair Filtration Solutions, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-004-3611?

NSN 4820-01-004-3611 has 3 cross-referenced part numbers: 4694-00 (Pentair Filtration Solutions, Llc), 143890 (Pentair Filtration Solutions, Llc), 4694 (Pentair Filtration Solutions, Llc).

What NSN replaces 4820-01-004-3611?

There are 5 known substitutes for 4820-01-004-3611: 3110-00-157-3726, 5930-00-184-6026, 5330-00-905-2239 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 143890?

Key specifications for 143890: Media for Which Designed: WATER; Outside Diameter: 0.698 INCHES NOMINAL IN; Style Designator: SOLID; Material: RUBBER SYNTHETIC. 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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