ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Safety Relief Valve NSN 4820-01-440-4143

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 4820-01-440-4143 NSN: 4820-01-440-4143

Features and Characteristics

Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Maximum Operating Temp
406.0 degrees fahrenheit single response
End Application
Mars class afs
Connection Style
G9 plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic or manual
Connection Type
Threaded internal pipe 2nd end
Maximum Operating Pressure
300.0 pounds per square inch single response
Thread Size
2.500 inches 2nd end
Opening Pressure Setting
85.0 pounds per square inch
Material
Stainless steel flow control device
Media For Which Designed
Liquid single response
Style Designator
Err-090
Thread Series Designator
Nptf 2nd end
Furnished Items And Quantity
1 lever
FSC
4820 Nonpowered Valves
NIIN
014404143
NSN
4820014404143

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
912BHGM01-JC0085
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 4820-01-440-4143
What are the manufacturers of nsn 4820014404143?
Does this nsn 4820014404143 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014404143
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 4820014404143 contain any precious metals?
No precious metal content.
Does nsn 4820014404143 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014404143?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo