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Safety Relief Valve NSN 4820-01-494-3092

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 4820-01-494-3092 NSN: 4820-01-494-3092

Features and Characteristics

Pipe Size Accommodated
0.750 inches 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Maximum Operating Temp
400.0 degrees fahrenheit single response
Minimum Operating Temp
-60.0 degrees fahrenheit
Connection Style
G5b flar (gas fitting) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe 2nd end
Thready Qty Per Inch (tpi)
27 1st end
Maximum Operating Pressure
900.0 pounds per square inch single response
Thread Size
0.750 inches 2nd end
Opening Pressure Setting
475.0 pounds per square inch
Special Features
Nozzle inlet; valve iaw asme section viii.
Material
Steel comp 316 flow control device
Material Specification
Astm b564 alloy b4400 assn standard single material response body
Style Designator
Err-090
Thread Series Designator
Npt 1st end
Furnished Items And Quantity
1 lever
FSC
4820 Nonpowered Valves
NIIN
014943092
NSN
4820014943092

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
913BDCM03-KE0475
Cage Code:
15187
Status:
A
MSDS:
Part Number:
C14637
Cage Code:
15187
Status:
A
MSDS:
Part Number:
913BDCM03KE0475
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 4820-01-494-3092
What are the manufacturers of nsn 4820014943092?
Does this nsn 4820014943092 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014943092
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 4820014943092 contain any precious metals?
No precious metal content.
Does nsn 4820014943092 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014943092?
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
  •   Quality Fast Service
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