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Safety Relief Valve NSN 4820-00-446-8381

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 4820-00-446-8381 NSN: 4820-00-446-8381

Features and Characteristics

Flow Control Device
Ball
Bonnet Type
Inside screw
Bonnet Attachment Method
Integral
Disk Loading Method
Spring
Valve Operation Method
Automatic
Material
Plastic polyethylene terephthalate flow control device
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625 military specification single treatment response
FSC
4820 Nonpowered Valves
NIIN
004468381
NSN
4820004468381

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SK1156
Cage Code:
22501
Status:
A
MSDS:
Part Number:
561309
Cage Code:
56232
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 4820-00-446-8381
What are the manufacturers of nsn 4820004468381?
Does this nsn 4820004468381 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004468381
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 4820004468381 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004468381 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004468381?
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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