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Safety Relief Valve NSN 4820-01-420-5004

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 4820-01-420-5004 NSN: 4820-01-420-5004

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Features and Characteristics

Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
End Application
Navy weapon system code jp, supply class aoe
Connection Style
Socket (tube) err-100
Valve Operation Method
Automatic
Connection Type
Butt weld tube all ends
Power Drive Operating Pressure
3300.0 pounds per square inch
Maximum Operating Pressure
6000.0 pounds per square inch single response
Opening Pressure Setting
3300.0 pounds per square inch
Outside Diameter
4.315 inches 2nd end
Material
Steel flow control device
Material Specification
Mil-b-24480 military specification single material response body
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
014205004
NSN
4820014205004

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
157A PLC-11736
Cage Code:
99565
Status:
A
MSDS:
Part Number:
157A PLC-11736 3300PSI
Cage Code:
99565
Status:
A
MSDS:
Part Number:
PLC-11736
Cage Code:
99565
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 4820-01-420-5004
What are the manufacturers of nsn 4820014205004?
Does this nsn 4820014205004 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014205004
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 4820014205004 contain any precious metals?
No precious metal content.
Does nsn 4820014205004 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014205004?
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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