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Safety Relief Valve NSN 4820-01-419-7102

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 4820-01-419-7102 NSN: 4820-01-419-7102

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Piston
Bonnet Type
Inside screw
Bonnet Attachment Method
Union
Disk Loading Method
Spring
End Application
Seawolf class ssn
Connection Style
G4 gasket sea (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal tube all ends
Adjustable Pressure Range
+500.0/+825.0 pounds per square inch
Maximum Operating Pressure
825.0 pounds per square inch single response
Thread Size
0.750 inches all ends
Outside Diameter Tube Accommodated
0.750 inches all ends
Material
Steel comp 440c seat
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Err-090
Thread Series Designator
Nptf all ends
FSC
4820 Nonpowered Valves
NIIN
014197102
NSN
4820014197102

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2253-3
Cage Code:
94874
Status:
A
MSDS:
Part Number:
211076826
Cage Code:
53711
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 4820-01-419-7102
What are the manufacturers of nsn 4820014197102?
Does this nsn 4820014197102 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014197102
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 4820014197102 contain any precious metals?
No precious metal content.
Does nsn 4820014197102 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014197102?
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
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