PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21484-400-1Valve Assembly,manifold

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-478-9240 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-478-9240 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-478-9240. Primary manufacturer part number: 21484-400-1.
Features
  • Valve Assembly,manifold — FSC 4820
  • Body Material: ALUMINUM
  • Valve Quantity: 6
  • 2 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 Assembly,manifold, cataloged under National Stock Number 4820-01-478-9240, 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 2 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-478-9240
Primary Part Number21484-400-1
Item NameValve Assembly,manifold
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Body MaterialALUMINUM
Valve Quantity6
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-01-478-419702-0001-16 INTERCHANGEABLE
Plug,tube Fitting,threaded
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21484-400 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21484-400-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
4730-01-478-4197INTERCHANGEABLE
PLUG,TUBE FITTING,THREADED
02-0001-16

Frequently Asked Questions

What is NSN 4820-01-478-9240?

NSN 4820-01-478-9240 is a Valve Assembly,manifold, 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 4820-01-478-9240?

NSN 4820-01-478-9240 has 2 cross-referenced part numbers: 21484-400 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21484-400-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-478-9240?

There is 1 known substitute for 4820-01-478-9240: 4730-01-478-4197. Verify interchangeability with system specifications before substitution.

What are the specifications of 21484-400-1?

Key specifications for 21484-400-1: Body Material: ALUMINUM; Overall Height: 4.410 INCHES NOMINAL IN; Overall Width: 11.130 INCHES NOMINAL IN; Overall Length: 39.410 INCHES NOMINAL IN. 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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