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Safety Relief Valve NSN 4820-01-505-7181

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 4820-01-505-7181 NSN: 4820-01-505-7181

Features and Characteristics

Pipe Size Accommodated
0.500 inches all ends
Maximum Operating Temp
90.0 degrees fahrenheit single response
Minimum Operating Temp
60.0 degrees fahrenheit
End Application
E/i: p/n: 58330 40
Connection Style
Err-090 all ends
Valve Operation Method
Automatic
Connection Type
Unthreaded cartridge all ends
Opening Pressure Setting
280.0 pounds per square inch
Special Features
Spring mat: vanadium steel p/n 38541; body p/n 32502
Material
Nickel alloy body
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
015057181
NSN
4820015057181

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
54370-38
Cage Code:
99643
Status:
A
MSDS:
Part Number:
54370-TAB ASSY 54370-38
Cage Code:
99643
Status:
A
MSDS:
Part Number:
58330-49 ITEM NO 5
Cage Code:
99643
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 4820-01-505-7181
What are the manufacturers of nsn 4820015057181?
Does this nsn 4820015057181 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015057181
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 4820015057181 contain any precious metals?
No precious metal content.
Does nsn 4820015057181 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015057181?
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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