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Vent-check Valve NSN 4820-01-486-7710

Item Description

A dual purpose marine valve used primarily with shipboard cargo tanks and bulkheads. It acts both as a vent valve, to relieve vacuum and pressure, and a check valve, to prevent cargo contamination. It is equipped with an internal flame screen and/or a protective mesh and may include a hinged cover.

NSN 4820-01-486-7710 NSN: 4820-01-486-7710

Features and Characteristics

Pipe Size Accommodated
2.500 inches 1st end
Flow Control Device
Ball
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe 1st end
Mounting Position
Vertical
Special Features
Ball flow control device is float-type; includes flame screen and protective screen; does not include cover
Material
Copper alloy
Style Designator
Straight thru
FSC
4820 Nonpowered Valves
NIIN
014867710
NSN
4820014867710

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
52-20S-2.5IN
Cage Code:
09032
Status:
A
MSDS:
Part Number:
0242104300
Cage Code:
09032
Status:
A
MSDS:
Part Number:
52-20S-2.5IN BRONZE
Cage Code:
09032
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-01-486-7710
What are the manufacturers of nsn 4820014867710?
Does this nsn 4820014867710 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014867710
A dual purpose marine valve used primarily with shipboard cargo tanks and bulkheads. it acts both as a vent valve, to relieve vacuum and pressure, and a check valve, to prevent cargo contamination. it is equipped with an internal flame screen and/or a protective mesh and may include a hinged cover.
Does nsn 4820014867710 contain any precious metals?
No precious metal content.
Does nsn 4820014867710 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014867710?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
52995
FIIG:
A530B0
App. Key:
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
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