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Safety Relief Valve NSN 4820-00-300-6772

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 4820-00-300-6772 NSN: 4820-00-300-6772

Features and Characteristics

Pipe Size Accommodated
1.000 inches all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Valve Discharge Flow Rate
176.0 cubic feet per minute
Maximum Operating Temp
60.0 degrees fahrenheit single response
Connection Style
Socket with brazing ring err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+25.0/+42.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch single response
Special Features
Valve size 1 in.
Material
Steel comp 303 or copper alloy or copper alloy 922 or copper alloy
Material Specification
66 federal standard 1st material response or astm b148 assn standard 2nd material response or qq-c-390, alloy d4/d/ federal specification 3rd material response
Media For Which Designed
Air single response
Style Designator
Angle
FSC
4820 Nonpowered Valves
NIIN
003006772
NSN
4820003006772

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MILV22549
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MILV22549G4001-2T042SBU
Cage Code:
03950
Status:
A
MSDS:
Part Number:
20282G51M
Cage Code:
01343
Status:
A
MSDS:
Part Number:
20282G51MCID883116983
Cage Code:
15187
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 4820-00-300-6772
What are the manufacturers of nsn 4820003006772?
Does this nsn 4820003006772 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003006772
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 4820003006772 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820003006772 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003006772?
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
  •   Quality Inspected Parts
  •   Quality Fast Service
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