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Safety Relief Valve NSN 4820-01-210-4144

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 4820-01-210-4144 NSN: 4820-01-210-4144

Features and Characteristics

Pipe Size Accommodated
0.750 inches all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Renewable Seat Ring Type
Bolted
Maximum Operating Temp
180.0 degrees fahrenheit single response
Connection Style
Socket with brazing ring err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+45.0/+70.0 pounds per square inch
Maximum Operating Pressure
300.0 pounds per square inch single response
Material
Rubber butadiene-acrylonitrile class nbr flow control device
Media For Which Designed
Water, salt single response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
012104144
NSN
4820012104144

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
YB2385D225
Cage Code:
35795
Status:
A
MSDS:
Part Number:
1383-3/4IN RNG 40T100PSI
Cage Code:
35795
Status:
A
MSDS:
Part Number:
2385D225
Cage Code:
35795
Status:
A
MSDS:
Part Number:
1382
Cage Code:
35795
Status:
A
MSDS:
Part Number:
1382-3/4IN RNG 40T100PSI
Cage Code:
35795
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 4820-01-210-4144
What are the manufacturers of nsn 4820012104144?
Does this nsn 4820012104144 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012104144
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 4820012104144 contain any precious metals?
No precious metal content.
Does nsn 4820012104144 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012104144?
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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