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Safety Relief Valve NSN 4820-01-346-4652

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 4820-01-346-4652 NSN: 4820-01-346-4652

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
-320.0 degrees fahrenheit 1st response300.0 degrees fahrenheit 2nd response
Connection Style
G46b plain (pipe) all endsg46b plain (pipe) 1st endg9 plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st endthreaded internal pipe 2nd end
Thread Size
1.000 inches all ends1.000 inches 1st end
Opening Pressure Setting
100.0 pounds per square inch
Material
Steel comp 316 body
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
Thread Series Designator
Npt all endsnpt 1st end
FSC
4820 Nonpowered Valves
NIIN
013464652
NSN
4820013464652

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
77224S00ANTA3601
Cage Code:
1CX12
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 4820-01-346-4652
What are the manufacturers of nsn 4820013464652?
Does this nsn 4820013464652 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013464652
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 4820013464652 contain any precious metals?
No precious metal content.
Does nsn 4820013464652 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013464652?
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
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