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Safety Relief Valve NSN 4820-00-798-6955

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 4820-00-798-6955 NSN: 4820-00-798-6955

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
Plain (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external pipe all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Opening Pressure Setting
2000.0 pounds per square inch
Material
Stainless steel
Media For Which Designed
Water-oil-gas single response
Style Designator
Straight thru
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
007986955
NSN
4820007986955

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
P25-349-2000
Cage Code:
91816
Status:
A
MSDS:
Part Number:
A3662
Cage Code:
96787
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 4820-00-798-6955
What are the manufacturers of nsn 4820007986955?
Does this nsn 4820007986955 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820007986955
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 4820007986955 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820007986955 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820007986955?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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