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Safety Relief Valve NSN 4820-01-131-0230

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 4820-01-131-0230 NSN: 4820-01-131-0230

Features and Characteristics

Pipe Size Accommodated
0.500 inches all ends
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit single response
End Application
Los angeles class ss (688)
Connection Style
Streamlined with one brazing ring err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+121.0/+135.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch single response
Special Features
Pressure is to be set at 128 psi
Material
Nickel alloy flow control device
Material Specification
Qq-c-390, alloy d4/d/ federal specification single material response body
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
Furnished Items And Quantity
1 lever
Specification Data
81349-mil-v-24332 government specification
Nondefinitive Specification/std Data
B grade
FSC
4820 Nonpowered Valves
NIIN
011310230
NSN
4820011310230

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
20213PS41M
Cage Code:
15187
Status:
A
MSDS:
Part Number:
20213 PART 20213PS41M
Cage Code:
15187
Status:
A
MSDS:
Part Number:
MIL-V-24332
Cage Code:
81349
Status:
A
MSDS:
Part Number:
20213
Cage Code:
01343
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 4820-01-131-0230
What are the manufacturers of nsn 4820011310230?
Does this nsn 4820011310230 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011310230
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 4820011310230 contain any precious metals?
No precious metal content.
Does nsn 4820011310230 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011310230?
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
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