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Pressure And Temper Relief Valve NSN 4820-01-581-4617

Item Description

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

NSN 4820-01-581-4617 NSN: 4820-01-581-4617

Features and Characteristics

Body Material
Aluminum
Body Style
Tee give "adql" and "adqm" only when flanged all ends
First End Connection Type
Threaded internal pipe
First End Style Designator
Plain
First End Pipe Size Accommodated
1.000 inches
Second End Relationship With First End
Identical
Second End Style Designator
Plain
Second End Pipe Size Accommodated
1.000 inches
Third End Relationship With Preceding Ends
Not identical with first or second end
Third End Connection Type
Threaded external pipe
Third End Style Designator
Plain
Third End Pipe Size Accommodated
1.000 inches
Seat Material
Cobalt alloy
Flow Control Device
Disk, circular
End Connection Quantity
3
Valve Discharge Flow Rate
600.0 gallons per minute
First End Thread Series Designator
Npt
First End Thread Size
1.000 inches
Second End Thread Size
1.000 inches
Second End Thread Series Designator
Npt
Err Default
Err default
Err Default
Err default
Special Features
Working pressure 50-600 pounds; 3/4 in. Seat orifice dia. White cap
FSC
4820 Nonpowered Valves
NIIN
015814617
NSN
4820015814617

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
761 7601-1-LLP
Cage Code:
63850
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 4820-01-581-4617
What are the manufacturers of nsn 4820015814617?
Does this nsn 4820015814617 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015814617
A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. thermostatically operated valves close when the pressure is relieved or the temperature is reduced. fusible plug valves require replacement of the plug. see also valve, safety relief and valve, regulating. temperature.
Does nsn 4820015814617 contain any precious metals?
No precious metal content.
Does nsn 4820015814617 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015814617?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16996
FIIG:
A07100
App. Key:
AR
Cond. Code:
1
Status:
A

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