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Safety Relief Valve NSN 4820-01-217-9821

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 4820-01-217-9821 NSN: 4820-01-217-9821

Features and Characteristics

Valve Operation Method
Automatic
Adjustable Pressure Range
+51.0 to 80.0 pounds per square inch
Material
Steel body
FSC
4820 Nonpowered Valves
NIIN
012179821
NSN
4820012179821

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3-795-276-000-04
Cage Code:
63097
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 4820-01-217-9821
What are the manufacturers of nsn 4820012179821?
Does this nsn 4820012179821 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012179821
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 4820012179821 contain any precious metals?
No precious metal content.
Does nsn 4820012179821 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012179821?
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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