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Safety Relief Valve NSN 4820-01-194-9997

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 4820-01-194-9997 NSN: 4820-01-194-9997

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Features and Characteristics

Thread Class
2b all ends
Thread Direction
Right-hand all ends
Offset Distance
1.000 inches
Valve Discharge Flow Rate
8.0 gallons per minute
Maximum Operating Temp
180.0 degrees fahrenheit single response
Minimum Operating Temp
-25.0 degrees fahrenheit
Connection Style
G4 gasket sea (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal boss all ends
Adjustable Pressure Range
+50.0/+2000.0 pounds per square inch
Maximum Operating Pressure
2000.0 pounds per square inch single response
Thread Size
0.562 inches all ends
Material
Steel body
Style Designator
Err-090
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
011949997
NSN
4820011949997

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12332745
Cage Code:
19207
Status:
A
MSDS:
Part Number:
BML61152
Cage Code:
06085
Status:
A
MSDS:
Part Number:
RA101-S20-T-6-T
Cage Code:
09990
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 4820-01-194-9997
What are the manufacturers of nsn 4820011949997?
Does this nsn 4820011949997 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011949997
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 4820011949997 contain any precious metals?
No precious metal content.
Does nsn 4820011949997 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011949997?
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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