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Safety Relief Valve NSN 4820-01-294-7214

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 4820-01-294-7214 NSN: 4820-01-294-7214

Features and Characteristics

Thread Direction
Right-hand 2nd end
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Bolt Hole Quantity
3 1st end
Connection Style
G9 plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic
Flange Shape
Round with holes 1st end
Connection Type
Threaded internal pipe 2nd end
Adjustable Pressure Range
+16.0/+30.0 pounds per square inch
Thread Size
0.250 inches 2nd end
Outside Diameter
3.250 inches 1st end
Thickness
0.438 inches 1st end
Bolt Hole Diameter
0.562 inches 1st end
Bolt Circle Diameter
2.125 inches 1st end
Flange Face Design
Plain all ends
Material
Copper alloy body
Style Designator
Err-090
Thread Series Designator
Npt 2nd end
FSC
4820 Nonpowered Valves
NIIN
012947214
NSN
4820012947214

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FFE1251-16T30 1
Cage Code:
01343
Status:
A
MSDS:
Part Number:
9123FFE1251-16T30PSI 1-4IN
Cage Code:
01343
Status:
A
MSDS:
Part Number:
9123-16T30PSI 1-4IN
Cage Code:
01343
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 4820-01-294-7214
What are the manufacturers of nsn 4820012947214?
Does this nsn 4820012947214 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012947214
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 4820012947214 contain any precious metals?
No precious metal content.
Does nsn 4820012947214 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012947214?
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
  •   Quality Inspected Parts
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