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Safety Relief Valve NSN 4820-01-310-1746

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 4820-01-310-1746 NSN: 4820-01-310-1746

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Features and Characteristics

Flow Control Device
Disk
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
650.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Adjustable Pressure Range
+5.0/+309.0 pounds per square inch
Maximum Operating Pressure
309.0 pounds per square inch single response
Outside Diameter
7.000 inches 1st end
Thickness
0.875 inches 1st end
Bolt Hole Diameter
0.875 inches 2nd end
Bolt Circle Diameter
5.500 inches 1st end
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
4.125 inches 1st end
Material
Stainless steel flow control device
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
013101746
NSN
4820013101746

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1.5IN 1811HB-0-3X1-22-WSC
Cage Code:
16497
Status:
A
MSDS:
Part Number:
1811HA-0-3X1-M-22
Cage Code:
16497
Status:
A
MSDS:
Part Number:
314902 1811HA-0-3X1-M-22 1.5IN
Cage Code:
16497
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 4820-01-310-1746
What are the manufacturers of nsn 4820013101746?
Does this nsn 4820013101746 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013101746
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 4820013101746 contain any precious metals?
No precious metal content.
Does nsn 4820013101746 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013101746?
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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