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Safety Relief Valve NSN 4820-00-837-0210

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 4820-00-837-0210 NSN: 4820-00-837-0210

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Features and Characteristics

Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Disk Loading Method
Spring
Thready Qty Per Inch (tpi)
20 2nd end
Thread Size
0.562 inches 1st end
Seat Angle
37.0 degrees 2nd end
Opening Pressure Setting
100.0 pounds per square inch
Outside Diameter Tube Accommodated
0.375 inches 1st end
Special Features
3/8 in. Valve size
Material
Aluminum alloy seat
Thread Series Designator
Unf 2nd end
FSC
4820 Nonpowered Valves
NIIN
008370210
NSN
4820008370210

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2R2220
Cage Code:
99240
Status:
A
MSDS:
Part Number:
P132
Cage Code:
06239
Status:
A
MSDS:
Part Number:
50-089
Cage Code:
72429
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 4820-00-837-0210
What are the manufacturers of nsn 4820008370210?
Does this nsn 4820008370210 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008370210
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 4820008370210 contain any precious metals?
No precious metal content.
Does nsn 4820008370210 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008370210?
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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