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Safety Relief Valve NSN 4820-01-579-0368

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 4820-01-579-0368 NSN: 4820-01-579-0368

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Features and Characteristics

Thread Direction
Right-hand 1st end
Disk Loading Method
Spring
End Application
Mk 48 sri
Connection Style
G46d plain (screw-in cartridge) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st end
Maximum Operating Pressure
2400.0 pounds per square inch single response
Thread Size
0.250 inches 1st end
Opening Pressure Setting
1550.0 pounds per square inch
Part Name Assigned By Controlling Agency
Relief valve
Material
Steel comp 303 body
Material Specification
Stainless 303 mfr ref single material response body
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
015790368
NSN
4820015790368

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5159-T-2MP-1550
Cage Code:
91816
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 4820-01-579-0368
What are the manufacturers of nsn 4820015790368?
Does this nsn 4820015790368 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015790368
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 4820015790368 contain any precious metals?
No precious metal content.
Does nsn 4820015790368 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015790368?
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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