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Pressure And Temper Relief Valve NSN 4820-01-443-9917

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 4820-01-443-9917 NSN: 4820-01-443-9917

Features and Characteristics

Body Material
Steel, corrosion resisting
Tempurature Rating
77.0 degrees fahrenheit
Media For Which Designed
Steam
Adjustable Pressure Range
+10.0/+30.0 pounds per square inch
Valve Discharge Flow Rate
250.0 pounds per hour
End Application
Valve assembly temperature regulating, part number 40042-702 aboard 420 ft wagb coast guard vessels
Special Features
Size 1 inch; valve max rated pressure 100 psig; max rated temperature 420 degrees f; temperature range 65-95 degrees f; design pressure 100 psig
FSC
4820 Nonpowered Valves
NIIN
014439917
NSN
4820014439917

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
40042-702
Cage Code:
55378
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 4820-01-443-9917
What are the manufacturers of nsn 4820014439917?
Does this nsn 4820014439917 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014439917
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 4820014439917 contain any precious metals?
No precious metal content.
Does nsn 4820014439917 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014439917?
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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