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Safety Relief Valve NSN 4820-01-625-8328

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 4820-01-625-8328 NSN: 4820-01-625-8328

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Features and Characteristics

Thread Direction
Right-hand 1st end
Flange Shape
Hexagon 1st end
Connection Type
Threaded external tube 1st end
Thread Size
0.250 inches 1st end
Outside Diameter
0.811 inches 1st end
Part Name Assigned By Controlling Agency
Relief valve
Material
Rubber butadiene-acrylonitrile class nbr packing
Style Designator
Screw-in cartridge
FSC
4820 Nonpowered Valves
NIIN
016258328
NSN
4820016258328

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5159A-4T-450
Cage Code:
91816
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 4820-01-625-8328
What are the manufacturers of nsn 4820016258328?
Does this nsn 4820016258328 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820016258328
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 4820016258328 contain any precious metals?
No precious metal content.
Does nsn 4820016258328 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820016258328?
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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