PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20338-1130Cap,valve

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4820-01-120-0519 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-120-0519 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-120-0519. Primary manufacturer part number: 20338-1130.
Features
  • Cap,valve — FSC 4820
  • Attachment Method: DRILLED HOLE
  • Width: 4.812 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY
  • Height: 4.625 INCHES NOMINAL IN
  • 3 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
  • Applications requiring Aluminum Alloy construction
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-120-0519, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-120-0519
Primary Part Number20338-1130
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Attachment MethodDRILLED HOLE
Width4.812 INCHES NOMINAL IN
MaterialALUMINUM ALLOY
Height4.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5305-00-150-9264 INTERCHANGEABLE
Screw,machine
5950-00-243-027920338 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
5330-00-599-7724800-0130-3/8 INTERCHANGEABLE
Packing with Retainer
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
4820-00-879-925720338 INTERCHANGEABLE
Cartridge,check
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
3020-00-979-480820338 INTERCHANGEABLE
Pulley,groove
Eagle Crusher Co Inc Dba Stedman Machine Co
4820-01-073-5941A7364.001.145 INTERCHANGEABLE
Dog Bushing,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-074-658207447002108 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-184-410720338L41SS INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3020-01-203-125520338 INTERCHANGEABLE
Gear,spur
Twg Canada Consolidated Inc
4820-01-420-187720338 INTERCHANGEABLE
Valve,bleeder,hydraulic System
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
Cross-Reference Index
Part NumberManufacturer
20338-1130 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
20338-001 FIND 19 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
20338 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5305-00-150-9264INTERCHANGEABLE
SCREW,MACHINE
5950-00-243-0279INTERCHANGEABLE
REACTOR
20338
5330-00-599-7724INTERCHANGEABLE
PACKING WITH RETAINER
800-0130-3/8
4820-00-879-9257INTERCHANGEABLE
CARTRIDGE,CHECK
20338
3020-00-979-4808INTERCHANGEABLE
PULLEY,GROOVE
20338
4820-01-073-5941INTERCHANGEABLE
DOG BUSHING,VALVE
A7364.001.145
4820-01-074-6582INTERCHANGEABLE
SEAT,VALVE
07447002108
4820-01-184-4107INTERCHANGEABLE
VALVE,SAFETY RELIEF
20338L41SS
3020-01-203-1255INTERCHANGEABLE
GEAR,SPUR
20338
4820-01-420-1877INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
20338
6640-01-590-0591INTERCHANGEABLE
TEST TUBE,BLOOD COLLECTING
362799

Frequently Asked Questions

What is NSN 4820-01-120-0519?

NSN 4820-01-120-0519 is a Cap,valve, 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 4820-01-120-0519?

NSN 4820-01-120-0519 has 3 cross-referenced part numbers: 20338-1130 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 20338-001 FIND 19 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 20338 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4820-01-120-0519?

There are 11 known substitutes for 4820-01-120-0519: 5305-00-150-9264, 5950-00-243-0279, 5330-00-599-7724 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20338-1130?

Key specifications for 20338-1130: Attachment Method: DRILLED HOLE; Width: 4.812 INCHES NOMINAL IN; Overall Length: 5.000 INCHES NOMINAL IN; Material: ALUMINUM ALLOY. 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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