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Safety Relief Valve NSN 4820-00-406-3237

Item Description

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

NSN 4820-00-406-3237 NSN: 4820-00-406-3237

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Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Ball
Disk Loading Method
Spring
Valve Discharge Flow Rate
12.0 gallons per minute
Connection Style
Plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Mounting Facility
Threaded fastener
Maximum Operating Pressure
8000.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Opening Pressure Setting
6000.0 pounds per square inch
Material
Steel flow control device
Media For Which Designed
Oil 2nd response
Surface Treatment
Passivate
Style Designator
Angle
Thread Series Designator
Nptf all ends
FSC
4820 Nonpowered Valves
NIIN
004063237
NSN
4820004063237

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1D21F2T80S
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: 8481400000
  • NAICS: 332911
  • SITC: 74740
  • Description: Safety or relief valves
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-406-3237
What are the manufacturers of nsn 4820004063237?
Does this nsn 4820004063237 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004063237
A valve designed to automatically release excessive pressures. it is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. it is not designed for regulation of continuously fluctuating loads. it may be inline or cartridge (manifold) design. excludes valve (1), relief, pressure and temperature.
Does nsn 4820004063237 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004063237 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004063237?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
App. Key:
AP
Cond. Code:
1
Status:
A

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