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Restrictor Check Valve NSN 4820-00-464-8259

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 4820-00-464-8259 NSN: 4820-00-464-8259

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Features and Characteristics

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Aperture Diameter
0.172 inches
Flow Control Device
Poppet
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
Flared (tube) all ends
Valve Operation Method
Manual
Connection Type
Threaded external tube all ends
Mounting Position
Horizontal
Maximum Operating Pressure
1000.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees all ends
Special Features
Zero leakage at proof pressure 1500 psi
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Angle
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
004648259
NSN
4820004648259

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12384-1
Cage Code:
26044
Status:
A
MSDS:
Part Number:
53526
Cage Code:
93835
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-00-464-8259
What are the manufacturers of nsn 4820004648259?
Does this nsn 4820004648259 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004648259
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 4820004648259 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004648259 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004648259?
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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