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Pressure And Temper Relief Valve NSN 4820-00-833-9681

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 4820-00-833-9681 NSN: 4820-00-833-9681

Features and Characteristics

Body Material
Bronze
Body Style
Straight thru
Tempurature Rating
71.0 degrees celsius
First End Connection Type
Threaded internal boss
First End Style Designator
Gasket seal
First End Thread Size And Series/type Designator
0.375-18 unjf
First End Thread Class
3b
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Flow Control Device
Poppet
End Connection Quantity
2
Opening Pressure Setting
1650.0 pounds per square inch
Adjustable Pressure Range
+1000.0/+2100.0 pounds per square inch
Valve Discharge Flow Rate
7.0 gallons per minute
Tempurature Adjustability
Not adjustable
Tempurature Control Device Type
Thermostatic
FSC
4820 Nonpowered Valves
NIIN
008339681
NSN
4820008339681

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
A50081AB6
Cage Code:
81982
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 4820-00-833-9681
What are the manufacturers of nsn 4820008339681?
Does this nsn 4820008339681 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008339681
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 4820008339681 contain any precious metals?
No precious metal content.
Does nsn 4820008339681 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008339681?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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