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Safety Relief Valve NSN 4820-01-628-3936

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 4820-01-628-3936 NSN: 4820-01-628-3936

Features and Characteristics

Flow Control Device
Poppet
Maximum Operating Temp
275.0 degrees fahrenheit single response
Minimum Operating Temp
-65.0 degrees fahrenheit
Valve Size
0.125 inches
Maximum Operating Pressure
200.0 pounds per square inch single response
Special Features
Inline valve proof pressure: 400 psig; inline vlave burst pressure: above 500 psig; applications: refrigeration and heating equipment; o-ring material: buna n
Material
Steel comp 303 body
Style Designator
Straight through note: to be used for valve bodies of one section only.
FSC
4820 Nonpowered Valves
NIIN
016283936
NSN
4820016283936

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
559T-1M-140
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 4820-01-628-3936
What are the manufacturers of nsn 4820016283936?
Does this nsn 4820016283936 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820016283936
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 4820016283936 contain any precious metals?
No precious metal content.
Does nsn 4820016283936 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820016283936?
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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