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Safety Relief Valve NSN 4820-00-151-6678

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 4820-00-151-6678 NSN: 4820-00-151-6678

Features and Characteristics

Pipe Size Accommodated
0.250 inches all ends
Thread Direction
Right-hand all ends
Flow Control Device
Diaphragm
Bonnet Type
Inside screw
Bonnet Attachment Method
Integral
Maximum Operating Temp
70.0 degrees fahrenheit single response
Connection Style
Plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Maximum Operating Pressure
250.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Material
Rubber butadiene-acrylonitrile class nbr flow control device and plastic polytetrafluoroethylene flow control device
Surface Treatment
Paint
Style Designator
Straight thru
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
001516678
NSN
4820001516678

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
30232NT
Cage Code:
07282
Status:
A
MSDS:
Part Number:
30132NT20PSI
Cage Code:
07282
Status:
A
MSDS:
Part Number:
10658293
Cage Code:
18876
Status:
A
MSDS:
Part Number:
30232 NT 20 PSI
Cage Code:
07282
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 4820-00-151-6678
What are the manufacturers of nsn 4820001516678?
Does this nsn 4820001516678 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820001516678
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 4820001516678 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820001516678 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820001516678?
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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