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Safety Relief Valve NSN 4820-01-432-5971

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 4820-01-432-5971 NSN: 4820-01-432-5971

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Piston
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
End Application
Strategic sealift conversion ships class
Connection Style
G9 plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Adjustable Pressure Range
+7.0/+35.0 pounds per square inch
Maximum Operating Pressure
35.0 pounds per square inch single response
Thread Size
0.750 inches all ends
Material
Steel flow control device
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Err-090
Thread Series Designator
Nptf all ends
Furnished Items And Quantity
1 cap
FSC
4820 Nonpowered Valves
NIIN
014325971
NSN
4820014325971

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
VJ-4RV
Cage Code:
23724
Status:
A
MSDS:
Part Number:
VJ-4RV 0.75IPS 7TO35PSI
Cage Code:
23724
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 4820-01-432-5971
What are the manufacturers of nsn 4820014325971?
Does this nsn 4820014325971 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014325971
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 4820014325971 contain any precious metals?
No precious metal content.
Does nsn 4820014325971 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014325971?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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