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Safety Relief Valve NSN 4820-01-283-3807

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 4820-01-283-3807 NSN: 4820-01-283-3807

Features and Characteristics

Pipe Size Accommodated
0.750 inches all ends
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Maximum Operating Temp
425.0 degrees fahrenheit 2nd response
Connection Style
Socket err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+45.0/+75.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch 1st response
Special Features
W/gagging device
Material
Stainless steel stem
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
012833807
NSN
4820012833807

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
D51UU-05 3/4IN AND D3400
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
5VCJ72
Cage Code:
16497
Status:
A
MSDS:
Part Number:
S4824H3134243
Cage Code:
80064
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 4820-01-283-3807
What are the manufacturers of nsn 4820012833807?
Does this nsn 4820012833807 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012833807
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 4820012833807 contain any precious metals?
No precious metal content.
Does nsn 4820012833807 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012833807?
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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