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Restrictor Check Valve NSN 4820-01-526-4430

Item Description

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

NSN 4820-01-526-4430 NSN: 4820-01-526-4430

Features and Characteristics

Thread Direction
Right-hand 1st end
Valve Operation Method
Automatic
Connection Type
Threaded cartridge 1st end
Maximum Operating Pressure
350.0 bar single response
Thread Size
0.375 inches 1st end
Part Name Assigned By Controlling Agency
Pilot operated check, guided poppet system
Special Features
Weight 0.74 kg; dirt tolerant; built in reverse flow check; brass cap; seals are viton a standard
Material
Steel
Surface Treatment
Oxide
Style Designator
Screw-in cartridge
Thread Series Designator
Nptf 1st end
FSC
4820 Nonpowered Valves
NIIN
015264430
NSN
4820015264430

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2R401-P-3-SV
Cage Code:
8Z296
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481302090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-526-4430
What are the manufacturers of nsn 4820015264430?
Does this nsn 4820015264430 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015264430
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. it does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Does nsn 4820015264430 contain any precious metals?
No precious metal content.
Does nsn 4820015264430 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015264430?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
20520
FIIG:
A530B0
App. Key:
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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