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Safety Relief Valve NSN 4820-01-478-5826

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 4820-01-478-5826 NSN: 4820-01-478-5826

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Features and Characteristics

Flow Control Device
Poppet
Maximum Operating Temp
165.0 degrees fahrenheit single response
Minimum Operating Temp
-65.0 degrees fahrenheit
Length
2.978 inches all ends
Maximum Operating Pressure
50.0 pounds per square inch single response
Part Name Assigned By Controlling Agency
Check-relief valve
Special Features
Vproof pressure 75.0 psi; burst pressure over 125.0 psi; reseat pressurerelief valve 4 psi min; lubricant seal pfpe liquid; lubricant thds pfpe liquid; cracking pressure relief valve cp 9.0 p/m 1.0 psi, check valve cp 8 in h20 max
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
014785826
NSN
4820014785826

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CV38-8
Cage Code:
84955
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 4820-01-478-5826
What are the manufacturers of nsn 4820014785826?
Does this nsn 4820014785826 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014785826
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 4820014785826 contain any precious metals?
No precious metal content.
Does nsn 4820014785826 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014785826?
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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