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Safety Relief Valve NSN 4820-01-619-5916

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 4820-01-619-5916 NSN: 4820-01-619-5916

Features and Characteristics

Thread Class
2 all ends
Thread Direction
Right-hand all ends
Bonnet Type
Inside spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Minimum Operating Temp
406.0 degrees fahrenheit
End Application
Sentinel class fast response cutter b (frc-b)
Connection Style
G9 plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe 2nd end
Thready Qty Per Inch (tpi)
11.5 2nd end
Thread Size
2.0 inches 2nd end
Opening Pressure Setting
20.0 pounds per square inch
Special Features
Cms data id 2732 pccn se0640 plisn a001; this valve reated by underwriters laboratories for oil services
Material
Copper alloy 844 disk
Material Specification
Astm b62 assn standard single material response body
Style Designator
A12 angle
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
016195916
NSN
4820016195916

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
200H-H
Cage Code:
1X5W8
Status:
A
MSDS:
Part Number:
200H-H01--G0020
Cage Code:
1X5W8
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 4820-01-619-5916
What are the manufacturers of nsn 4820016195916?
Does this nsn 4820016195916 have a shelf life?
Yes. 180 mo. after cure date.
What is the formal definition of nsn 4820016195916
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 4820016195916 contain any precious metals?
No precious metal content.
Does nsn 4820016195916 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820016195916?
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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