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Safety Relief Valve NSN 4820-00-943-5167

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 4820-00-943-5167 NSN: 4820-00-943-5167

Features and Characteristics

Thread Class
2a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Bonnet Type
Packing retaining
Disk Loading Method
Spring
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
G9 plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe 2nd end
Mounting Facility
Bulkhead
Features Provided
Pressure tight outlet side
Maximum Operating Pressure
120.0 pounds per square inch single response
Thread Size
0.500 inches 1st end
Seat Angle
37.0 degrees 1st end
Material
Steel seat
Media For Which Designed
Air single response
Surface Treatment
Anodize and passivate
Style Designator
Err-090
Thread Series Designator
Unf 1st end
FSC
4820 Nonpowered Valves
NIIN
009435167
NSN
4820009435167

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FR132A1
Cage Code:
99251
Status:
A
MSDS:
Part Number:
1615883-1
Cage Code:
99251
Status:
A
MSDS:
Part Number:
123SCEC438-1
Cage Code:
26512
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 4820-00-943-5167
What are the manufacturers of nsn 4820009435167?
Does this nsn 4820009435167 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009435167
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 4820009435167 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820009435167 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009435167?
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
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