PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21154-001Valve,linear,directional Control

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-502-1379 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-502-1379 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-502-1379. Primary manufacturer part number: 21154-001.
Features
  • Valve,linear,directional Control — FSC 4820
  • 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 4820-01-502-1379, 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. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-502-1379
Primary Part Number21154-001
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
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3120-00-006-230321154 INTERCHANGEABLE
Bushing,sleeve
Industrial Technologies and Services Llc
5330-00-285-946249362 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
2920-00-350-3936 INTERCHANGEABLE
Block
5920-00-543-0006313150 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5998-00-567-9442 INTERCHANGEABLE
Electronic Components Assembly
5340-01-091-4251926SSW4B INTERCHANGEABLE
Clamp,loop
Transdigm Inc Dba Adel Wiggins Group Div Adel Wiggins
5950-01-407-3079H8000068-001 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
21154-001 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21154 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
3120-00-006-2303INTERCHANGEABLE
BUSHING,SLEEVE
21154
5330-00-285-9462INTERCHANGEABLE
SEAL,PLAIN ENCASED
49362
2920-00-350-3936INTERCHANGEABLE
BLOCK
5920-00-543-0006INTERCHANGEABLE
FUSE,CARTRIDGE
313150
5998-00-567-9442INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
5340-01-091-4251INTERCHANGEABLE
CLAMP,LOOP
926SSW4B
5950-01-407-3079INTERCHANGEABLE
TRANSFORMER,POWER
H8000068-001

Frequently Asked Questions

What is NSN 4820-01-502-1379?

NSN 4820-01-502-1379 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 4820-01-502-1379?

NSN 4820-01-502-1379 has 2 cross-referenced part numbers: 21154-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21154 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-502-1379?

There are 7 known substitutes for 4820-01-502-1379: 3120-00-006-2303, 5330-00-285-9462, 2920-00-350-3936 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21154-001?

Key specifications for 21154-001: Special Features: INAVY) VALVE ASSEMBLY SIZE 1; End Item Identification: NEW CONSTRUCTION SSN23. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com