PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20824-400Sleeve and Slide,directional Con

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-185-4439 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-185-4439 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-185-4439. Primary manufacturer part number: 20824-400.
Features
  • Sleeve and Slide,directional Con — FSC 4820
  • Sleeve Material: STEEL
  • Valve Design Control Activity: 78062
  • Slide Material: STEEL
  • 2 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Sleeve and Slide,directional Con, cataloged under National Stock Number 4820-01-185-4439, 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-185-4439
Primary Part Number20824-400
Item NameSleeve and Slide,directional Con
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Sleeve MaterialSTEEL
Valve Design Control Activity78062
Slide MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-01-233-549920824-004 INTERCHANGEABLE
Valve Assembly
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-369-5146 INTERCHANGEABLE
Cap,valve
4820-01-369-5147 INTERCHANGEABLE
Cap,valve
Cross-Reference Index
Part NumberManufacturer
20824-400 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
20824-004 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
4820-01-233-5499INTERCHANGEABLE
VALVE ASSEMBLY
20824-004
4820-01-369-5146INTERCHANGEABLE
CAP,VALVE
4820-01-369-5147INTERCHANGEABLE
CAP,VALVE

Frequently Asked Questions

What is NSN 4820-01-185-4439?

NSN 4820-01-185-4439 is a Sleeve and Slide,directional Con, 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 4820-01-185-4439?

NSN 4820-01-185-4439 has 2 cross-referenced part numbers: 20824-400 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 20824-004 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-185-4439?

There are 3 known substitutes for 4820-01-185-4439: 4820-01-233-5499, 4820-01-369-5146, 4820-01-369-5147. Verify interchangeability with system specifications before substitution.

What are the specifications of 20824-400?

Key specifications for 20824-400: Sleeve Material: STEEL; Valve Design Control Activity: 78062; Slide Material: STEEL. 3 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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