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Safety Relief Valve NSN 4820-01-440-4478

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 4820-01-440-4478 NSN: 4820-01-440-4478

Features and Characteristics

Flow Control Device
Disk
End Application
Wasp class lhd
Flange Shape
Round with holes all ends
Connection Type
Unthreaded external hose 1st end
Maximum Operating Pressure
125.0 pounds per square inch 1st response
Material
Bronze body
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
014404478
NSN
4820014404478

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
R10AL2L206-BM1
Cage Code:
34889
Status:
A
MSDS:
Part Number:
D50128
Cage Code:
34889
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 4820-01-440-4478
What are the manufacturers of nsn 4820014404478?
Does this nsn 4820014404478 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014404478
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 4820014404478 contain any precious metals?
No precious metal content.
Does nsn 4820014404478 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014404478?
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
  •   Quality Inspected Parts
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