PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1441-1Valve Assembly

Pneudraulics, Inc. · NSN 4820-01-664-3261 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-664-3261 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-664-3261. Primary manufacturer part number: 1441-1.
Features
  • Valve Assembly — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Pneudraulics, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly, cataloged under National Stock Number 4820-01-664-3261, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pneudraulics, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve Assembly
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersPneudraulics, Inc. (CAGE 06177)
Technical Specifications
ParameterValue
NSN4820-01-664-3261
Primary Part Number1441-1
Item NameValve Assembly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPneudraulics, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2530-00-507-085814-411 INTERCHANGEABLE
Hub Cap,wheel
Pdi Ground Support Systems, Inc.
6145-00-970-804614411 INTERCHANGEABLE
Cable,antenna,coa,i
Dayton-Granger, Inc.
6130-01-041-395190009015-000 INTERCHANGEABLE
Power Supply
Dne Technologies, Inc
4820-01-089-929119004755 INTERCHANGEABLE
Pivot,shaft
Warren Controls, Inc.
Cross-Reference Index
Part NumberManufacturer
1441-1 Pneudraulics, Inc. (USA)
Related Parts
2530-00-507-0858INTERCHANGEABLE
HUB CAP,WHEEL
14-411
6145-00-970-8046INTERCHANGEABLE
CABLE,ANTENNA,COA,I
14411
6130-01-041-3951INTERCHANGEABLE
POWER SUPPLY
90009015-000
4820-01-089-9291INTERCHANGEABLE
PIVOT,SHAFT
19004755

Frequently Asked Questions

What is NSN 4820-01-664-3261?

NSN 4820-01-664-3261 is a Valve Assembly, manufactured by Pneudraulics, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-664-3261?

NSN 4820-01-664-3261 has 1 cross-referenced part number: 1441-1 (Pneudraulics, Inc.).

What NSN replaces 4820-01-664-3261?

There are 4 known substitutes for 4820-01-664-3261: 2530-00-507-0858, 6145-00-970-8046, 6130-01-041-3951 and 1 more. Verify interchangeability with system specifications before substitution.

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