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Safety Relief Valve NSN 4820-00-203-4861

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 4820-00-203-4861 NSN: 4820-00-203-4861

  Stock Availability

NSN 4820002034861 availability
(as of 07/27/2022).

  • NS: 1
  • NE: 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
0.500 inches 1st end
Thread Direction
Right-hand 1st end
Disk Loading Method
Spring
Connection Style
Plain (pipe) 1st end
Connection Type
Threaded external pipe 1st end
Features Provided
Pressure tight outlet side
Thready Qty Per Inch (tpi)
20 1st end
Adjustable Pressure Range
+2550.0/+2925.0 pounds per square inch
Thread Size
0.500 inches 1st end
Special Features
Stamp 1ot on end. Set valve to open between 2550-2925 psi oil pressure
Material
Steel seat
Style Designator
Straight thru
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
002034861
NSN
4820002034861

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
43A12192-3
Cage Code:
02708
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 4820-00-203-4861
What are the manufacturers of nsn 4820002034861?
Does this nsn 4820002034861 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002034861
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 4820002034861 contain any precious metals?
No precious metal content.
Does nsn 4820002034861 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002034861?
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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