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Safety Relief Valve NSN 4820-01-141-8561

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 4820-01-141-8561 NSN: 4820-01-141-8561

Features and Characteristics

End Application
Forrestal class cv
Valve Operation Method
Automatic
Valve Size
0.500 inches
Adjustable Pressure Range
+166.0/+191.0 pounds per square inch
Material
Copper alloy body
FSC
4820 Nonpowered Valves
NIIN
011418561
NSN
4820011418561

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
D44PUU-08 1/2 X 3/4 IN
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
20252-9-941M
Cage Code:
01343
Status:
A
MSDS:
Part Number:
20252 PART2052-9-941M
Cage Code:
01343
Status:
A
MSDS:
Part Number:
D44PUU-07H-1/2-3/4
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
D44PUU-07 1/2 X 3/4 IN
Cage Code:
65079
Status:
A
MSDS:
Part Number:
D44PUU-07-1/2X3/4
Cage Code:
65079
Status:
A
MSDS:
Part Number:
D44PUU-07H 1/2 X 3/4 IN
Cage Code:
5P967
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 4820-01-141-8561
What are the manufacturers of nsn 4820011418561?
Does this nsn 4820011418561 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011418561
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 4820011418561 contain any precious metals?
No precious metal content.
Does nsn 4820011418561 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011418561?
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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