PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21327-003Valve,linear,directional Control

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-418-8896 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-418-8896 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-418-8896. Primary manufacturer part number: 21327-003.
Features
  • Valve,linear,directional Control — FSC 4820
  • Body Material: ALUMINUM ALLOY 6061
  • Spool Quantity: 3
  • Valve Discharge Flow Rate: 30.0 GALLONS PER MINUTE
  • 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,linear,directional Control, cataloged under National Stock Number 4820-01-418-8896, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-418-8896
Primary Part Number21327-003
Item NameValve,linear,directional Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Body MaterialALUMINUM ALLOY 6061
Spool Quantity3
Valve Discharge Flow Rate30.0 GALLONS PER MINUTE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5999-00-035-793421-327 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
9540-00-288-1145 INTERCHANGEABLE
Angle,structural
5950-01-318-115513-327 INTERCHANGEABLE
Transformer,power Autotransforme
Te Connectivity Corporation
1010-01-533-941021327 INTERCHANGEABLE
Adapter Rail,weapon Mounted
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
21327 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21327-003 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5999-00-035-7934INTERCHANGEABLE
CONTACT,ELECTRICAL
21-327
9540-00-288-1145INTERCHANGEABLE
ANGLE,STRUCTURAL
5950-01-318-1155INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
13-327
1010-01-533-9410INTERCHANGEABLE
ADAPTER RAIL,WEAPON MOUNTED
21327

Frequently Asked Questions

What is NSN 4820-01-418-8896?

NSN 4820-01-418-8896 is a Valve,linear,directional Control, 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 4820-01-418-8896?

NSN 4820-01-418-8896 has 2 cross-referenced part numbers: 21327 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21327-003 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-418-8896?

There are 4 known substitutes for 4820-01-418-8896: 5999-00-035-7934, 9540-00-288-1145, 5950-01-318-1155 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21327-003?

Key specifications for 21327-003: End Item Identification: NAVY WEAPONS SYSTEM CODE,JG,SEAWOLF CLASS SSN; Body Material: ALUMINUM ALLOY 6061; Spool Quantity: 3; Valve Discharge Flow Rate: 30.0 GALLONS PER MINUTE. 4 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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