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Safety Relief Valve NSN 4820-01-227-1015

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 4820-01-227-1015 NSN: 4820-01-227-1015

Features and Characteristics

Flow Control Device
Disk
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
750.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
2.000 inches
Maximum Operating Pressure
850.0 pounds per square inch single response
Opening Pressure Setting
72.0 pounds per square inch
Outside Diameter
6.000 inches 2nd end
Thickness
0.750 inches 1st end
First Connection Face To Centerline Distance
4.625 inches
Bolt Hole Diameter
0.625 inches all ends
Second Connection Face To Centerline Distance
4.875 inches
Bolt Circle Diameter
6.000 inches 1st end
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
5.750 inches 1st end
Material
Steel body
Media For Which Designed
Air 1st response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
012271015
NSN
4820012271015

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
V413/CL-2X3-72P
Cage Code:
75954
Status:
A
MSDS:
Part Number:
A1109-V413/CL2X3-72PSI
Cage Code:
01343
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 4820-01-227-1015
What are the manufacturers of nsn 4820012271015?
Does this nsn 4820012271015 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012271015
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 4820012271015 contain any precious metals?
No precious metal content.
Does nsn 4820012271015 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012271015?
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
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