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Safety Relief Valve NSN 4820-01-312-0280

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 4820-01-312-0280 NSN: 4820-01-312-0280

Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
100.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
1.500 inches
Adjustable Pressure Range
+46.0/+59.0 pounds per square inch
Maximum Operating Pressure
285.0 pounds per square inch single response
Outside Diameter
6.000 inches 1st end
Thickness
0.625 inches 1st end
First Connection Face To Centerline Distance
4.750 inches
Bolt Hole Diameter
0.750 inches 1st end
Second Connection Face To Centerline Distance
4.875 inches
Bolt Circle Diameter
4.750 inches 1st end
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
3.625 inches 1st end
Material
Stainless steel flow control device
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
013120280
NSN
4820013120280

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
DH101-1.50 X 2.00IPS 46T9PSI
Cage Code:
01343
Status:
A
MSDS:
Part Number:
DH101-1.50 X 2.00IPS 46T59PSI
Cage Code:
75954
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 4820-01-312-0280
What are the manufacturers of nsn 4820013120280?
Does this nsn 4820013120280 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013120280
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 4820013120280 contain any precious metals?
No precious metal content.
Does nsn 4820013120280 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013120280?
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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