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Safety Relief Valve NSN 4820-01-450-9552

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 4820-01-450-9552 NSN: 4820-01-450-9552

Features and Characteristics

Thread Class
2b all ends
Thread Direction
Right-hand all ends
Valve Discharge Flow Rate
20.0 gallons per minute
Maximum Operating Temp
180.0 degrees fahrenheit single response
End Application
Tractor, flightline towing
Connection Style
G4 gasket sea (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal boss all ends
Mounting Facility
Panel
Maximum Operating Pressure
2500.0 pounds per square inch single response
Thread Size
0.875 inches all ends
Part Name Assigned By Controlling Agency
Valve relief, cooling loop
Style Designator
Err-090
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
014509552
NSN
4820014509552

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
JT-10-HP-500
Cage Code:
09990
Status:
A
MSDS:
Part Number:
9310C5505-001
Cage Code:
20722
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 4820-01-450-9552
What are the manufacturers of nsn 4820014509552?
Does this nsn 4820014509552 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014509552
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 4820014509552 contain any precious metals?
No precious metal content.
Does nsn 4820014509552 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014509552?
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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