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Safety Relief Valve NSN 4820-00-452-9304

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 4820-00-452-9304 NSN: 4820-00-452-9304

Features and Characteristics

Thread Direction
Right-hand 1st end
Flow Control Device
Ball
Disk Loading Method
Weight
Connection Style
Plain (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st end
Maximum Operating Pressure
175.0 pounds per square inch single response
Thread Size
0.250 inches 1st end
Opening Pressure Setting
175.0 pounds per square inch
Material
Steel flow control device
Media For Which Designed
Air single response
Style Designator
Angle
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
004529304
NSN
4820004529304

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
221154N
Cage Code:
06853
Status:
A
MSDS:
Part Number:
1131097-C-1
Cage Code:
89346
Status:
A
MSDS:
Part Number:
13217E1085
Cage Code:
97403
Status:
A
MSDS:
Part Number:
N-14525-B
Cage Code:
56442
Status:
A
MSDS:
Part Number:
482604
Cage Code:
02280
Status:
A
MSDS:
Part Number:
160425
Cage Code:
92392
Status:
A
MSDS:
Part Number:
221154
Cage Code:
06853
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 4820-00-452-9304
What are the manufacturers of nsn 4820004529304?
Does this nsn 4820004529304 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004529304
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 4820004529304 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004529304 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004529304?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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