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Gaseou Pressure Equalizing Valve NSN 4820-01-578-9149

Item Description

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

NSN 4820-01-578-9149 NSN: 4820-01-578-9149

Features and Characteristics

End Application
2320-01-528-6294 truck, tank, hemtt m977 chassis, 8x8
Part Name Assigned By Controlling Agency
1b p2
Special Features
Valve, relief atul for: heat exchanger, hydraulic
FSC
4820 Nonpowered Valves
NIIN
015789149
NSN
4820015789149

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
03137865
Cage Code:
1ET59
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481809050
  • NAICS: 332911
  • SITC: 74780
  • Description: Other taps, cocks, valves, etc., nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-578-9149
What are the manufacturers of nsn 4820015789149?
Does this nsn 4820015789149 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015789149
A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. it is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. the center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. it may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. exclude valve, vacuum breaking.
Does nsn 4820015789149 contain any precious metals?
No precious metal content.
Does nsn 4820015789149 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015789149?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
10958
FIIG:
A07100
App. Key:
AP
Cond. Code:
1
Status:
A

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