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Safety Relief Valve NSN 4820-00-730-2874

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 4820-00-730-2874 NSN: 4820-00-730-2874

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Features and Characteristics

Thread Class
3a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Valve Discharge Flow Rate
30.0 cubic feet per minute
Connection Style
Flared (tube) 1st end
Connection Type
Threaded external tube 1st end
Features Provided
Pressure tight outlet side
Thready Qty Per Inch (tpi)
20 1st end
Adjustable Pressure Range
+800.0/+1200.0 pounds per square inch
Maximum Operating Pressure
1200.0 pounds per square inch single response
Thread Size
0.437 inches 1st end
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
0.250 inches 1st end
Material
Stainless steel stem
Media For Which Designed
Air single response
Style Designator
Straight thru
Thread Series Designator
Unf 1st end
FSC
4820 Nonpowered Valves
NIIN
007302874
NSN
4820007302874

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
41930-13
Cage Code:
81873
Status:
A
MSDS:
Part Number:
8-00305-13
Cage Code:
15090
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 4820-00-730-2874
What are the manufacturers of nsn 4820007302874?
Does this nsn 4820007302874 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820007302874
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 4820007302874 contain any precious metals?
No precious metal content.
Does nsn 4820007302874 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820007302874?
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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