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Safety Relief Valve NSN 4820-00-826-0399

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 4820-00-826-0399 NSN: 4820-00-826-0399

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Features and Characteristics

Flow Control Device
Poppet
Disk Loading Method
Spring
Bolt Hole Quantity
6 2nd end
Maximum Operating Temp
750.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes 2nd end
Connection Type
Flange 1st end
Adjustable Pressure Range
+1249.0/+1380.0 pounds per square inch
Maximum Operating Pressure
500.0 pounds per square inch single response
Outside Diameter
5.062 inches 1st end
Bolt Hole Diameter
0.812 inches 1st end
Bolt Circle Diameter
5.062 inches 2nd end
Flange Face Design
Plain 2nd end
Material
Stainless steel body
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
008260399
NSN
4820008260399

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1512VUA72-1-1-2-1249T1380PSI
Cage Code:
38056
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 4820-00-826-0399
What are the manufacturers of nsn 4820008260399?
Does this nsn 4820008260399 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008260399
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 4820008260399 contain any precious metals?
No precious metal content.
Does nsn 4820008260399 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008260399?
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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