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Safety Relief Valve NSN 4820-00-147-1745

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 4820-00-147-1745 NSN: 4820-00-147-1745

Features and Characteristics

Thread Class
3a 1st 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
225.0 degrees fahrenheit single response
Connection Style
Flared (tube) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Maximum Operating Pressure
225.0 pounds per square inch single response
Thread Size
0.750 inches 1st end
Seat Angle
37.0 degrees 1st end
Material
Steel body
Media For Which Designed
Air single response
Style Designator
Angle
Thread Series Designator
Unjf 1st end
FSC
4820 Nonpowered Valves
NIIN
001471745
NSN
4820001471745

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6153-100
Cage Code:
01496
Status:
A
MSDS:
Part Number:
6153-1S
Cage Code:
01496
Status:
A
MSDS:
Part Number:
129480FIG129-1-2-SET165
Cage Code:
75336
Status:
A
MSDS:
Part Number:
129480SS
Cage Code:
01496
Status:
A
MSDS:
Part Number:
129480FIG129SET165
Cage Code:
75336
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 4820-00-147-1745
What are the manufacturers of nsn 4820001471745?
Does this nsn 4820001471745 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820001471745
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 4820001471745 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820001471745 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820001471745?
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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