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Safety Relief Valve NSN 4820-00-287-4084

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 4820-00-287-4084 NSN: 4820-00-287-4084

  Stock Availability

NSN 4820002874084 availability
(as of 09/14/2023).

  • NE: 10
  • NS: 1
  • SV: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Pipe Size Accommodated
0.250 inches 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Valve Discharge Flow Rate
62.0 cubic feet per minute
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
Plain (pipe) 1st end
Valve Operation Method
Automatic or manual
Connection Type
Threaded external pipe 1st end
Features Provided
Valve stem lock shield
Maximum Operating Pressure
225.0 pounds per square inch 1st response
Thread Size
0.250 inches 1st end
Opening Pressure Setting
200.0 pounds per square inch
Material
Copper alloy
Media For Which Designed
Air 1st response
Style Designator
Angle
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
002874084
NSN
4820002874084

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
17802
Cage Code:
1XBP3
Status:
A
MSDS:
Part Number:
FIG48-200-14
Cage Code:
01343
Status:
A
MSDS:
Part Number:
T1A4200
Cage Code:
17431
Status:
A
MSDS:
Part Number:
112
Cage Code:
75336
Status:
A
MSDS:
Part Number:
4A010858
Cage Code:
35301
Status:
A
MSDS:
Part Number:
509199
Cage Code:
35301
Status:
A
MSDS:
Part Number:
756
Cage Code:
35301
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 4820-00-287-4084
What are the manufacturers of nsn 4820002874084?
Does this nsn 4820002874084 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002874084
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 4820002874084 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820002874084 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002874084?
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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