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Safety Relief Valve NSN 4820-00-855-8368

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 4820-00-855-8368 NSN: 4820-00-855-8368

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Features and Characteristics

Thread Class
2b 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Connection Style
G4 gasket sea (boss) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 1st end
Thready Qty Per Inch (tpi)
12 1st end
Thread Size
1.625 inches 1st end
Opening Pressure Setting
1430.0 pounds per square inch
Material
Steel comp 416se body
Style Designator
Err-090
Thread Series Designator
Un 1st end
Reference Number Differentiating Characteristics
As differentiated by reply to pac csdc
FSC
4820 Nonpowered Valves
NIIN
008558368
NSN
4820008558368

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1555
Cage Code:
94874
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 4820-00-855-8368
What are the manufacturers of nsn 4820008558368?
Does this nsn 4820008558368 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008558368
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 4820008558368 contain any precious metals?
No precious metal content.
Does nsn 4820008558368 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008558368?
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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