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Safety Relief Valve NSN 4820-01-288-3830

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 4820-01-288-3830 NSN: 4820-01-288-3830

Features and Characteristics

Pipe Size Accommodated
0.500 inches 2nd end
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Bolted
Valve Operation Method
Automatic
Flange Shape
Round 1st end
Connection Type
Unthreaded internal pipe 2nd end
Valve Size
0.500 inches
Adjustable Pressure Range
+151.0/+180.0 pounds per square inch
Outside Diameter
4.000 inches 1st end
Thickness
0.688 inches 1st end
Flange Face Design
Plain 1st end
Material
Steel stem
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
012883830
NSN
4820012883830

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
BEMJA08SCC
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
20049R51M
Cage Code:
15187
Status:
A
MSDS:
Part Number:
20049 ASSY 20049R51M
Cage Code:
15187
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 4820-01-288-3830
What are the manufacturers of nsn 4820012883830?
Does this nsn 4820012883830 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012883830
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 4820012883830 contain any precious metals?
No precious metal content.
Does nsn 4820012883830 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012883830?
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
  •   Quality Inspected Parts
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