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Safety Relief Valve NSN 4820-01-559-0628

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 4820-01-559-0628 NSN: 4820-01-559-0628

Features and Characteristics

Maximum Operating Temp
350.0 degrees fahrenheit single response
End Application
Storage tanks; system overpressure protection; freon recovery systems; medical equipment; refrigeration and heating equipment; measuring and dispensing pumps; communications equipment; process control insturments; r and d pilot plants
Connection Style
Gasket seal (pipe) 2nd end
Connection Type
Unthreaded external tube 2nd end
Maximum Operating Pressure
40.0 bar single response
Part Name Assigned By Controlling Agency
Relief valve
Special Features
0-ring material viton, pring material 17-7 ph stainless steel; cracking pressure 450psig
Material
Copper alloy body
Media For Which Designed
Water-oil-gas single response
Style Designator
Straight thru
FSC
4820 Nonpowered Valves
NIIN
015590628
NSN
4820015590628

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
HP532B-2M-450
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 4820-01-559-0628
What are the manufacturers of nsn 4820015590628?
Does this nsn 4820015590628 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015590628
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 4820015590628 contain any precious metals?
No precious metal content.
Does nsn 4820015590628 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015590628?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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