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Safety Relief Valve NSN 4820-01-141-1426

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 4820-01-141-1426 NSN: 4820-01-141-1426

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Features and Characteristics

Pipe Size Accommodated
0.250 inches all ends
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit single response
Valve Operation Method
Automatic or manual
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+27.0/+33.0 pounds per square inch
Material
Nickel alloy flow control device
Media For Which Designed
Gas, inert 2nd response
Style Designator
Err-090
Furnished Items And Quantity
1 lever
FSC
4820 Nonpowered Valves
NIIN
011411426
NSN
4820011411426

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
R10BBUU08
Cage Code:
34889
Status:
A
MSDS:
Part Number:
210BBUU08
Cage Code:
34889
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 4820-01-141-1426
What are the manufacturers of nsn 4820011411426?
Does this nsn 4820011411426 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011411426
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 4820011411426 contain any precious metals?
No precious metal content.
Does nsn 4820011411426 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011411426?
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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