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Safety Relief Valve NSN 4820-01-438-4884

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 4820-01-438-4884 NSN: 4820-01-438-4884

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Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Valve Discharge Flow Rate
87.0 gallons per minute
Maximum Operating Temp
158.0 degrees fahrenheit single response
Minimum Operating Temp
-22.0 degrees fahrenheit
End Application
Strategic sealift conversion ships class
Connection Style
G46d plain (screw-in cartridge) all ends
Valve Operation Method
Automatic
Connection Type
Threaded cartridge all ends
Maximum Operating Pressure
5800.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Opening Pressure Setting
2900.0 pounds per square inch
Media For Which Designed
Hydraulic fluid, petroleum base single response
Style Designator
Err-090
Thread Series Designator
Unf all ends
Furnished Items And Quantity
1 locking device and 1 cap
FSC
4820 Nonpowered Valves
NIIN
014384884
NSN
4820014384884

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
DBDS6K-18/200/J
Cage Code:
27005
Status:
A
MSDS:
Part Number:
DBDS6K-1X/200/J
Cage Code:
27005
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 4820-01-438-4884
What are the manufacturers of nsn 4820014384884?
Does this nsn 4820014384884 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014384884
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 4820014384884 contain any precious metals?
No precious metal content.
Does nsn 4820014384884 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014384884?
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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