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Safety Relief Valve NSN 4820-00-814-0226

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 4820-00-814-0226 NSN: 4820-00-814-0226

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Features and Characteristics

Thread Class
2a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Bonnet Type
Packing retaining
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
G50 external seat for gasket seal (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external boss all ends
Features Provided
Pressure tight outlet side
Thread Size
0.250 inches all ends
Opening Pressure Setting
5.0 pounds per square inch
Material
Aluminum alloy 2024
Material Specification
Qq-a-225/6, alloy 2024, t4 federal specification single material response
Media For Which Designed
Fuel/oil, hydrocarbon single response
Surface Treatment
Anodize
Style Designator
Err-090
Thread Series Designator
Unc all ends
FSC
4820 Nonpowered Valves
NIIN
008140226
NSN
4820008140226

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
58562-4
Cage Code:
77646
Status:
A
MSDS:
Part Number:
RV05-126
Cage Code:
91816
Status:
A
MSDS:
Part Number:
2565
Cage Code:
99215
Status:
A
MSDS:
Part Number:
P31-673
Cage Code:
91816
Status:
A
MSDS:
Part Number:
58562-1
Cage Code:
77646
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 4820-00-814-0226
What are the manufacturers of nsn 4820008140226?
Does this nsn 4820008140226 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008140226
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 4820008140226 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820008140226 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008140226?
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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