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Vent-check Valve NSN 4820-01-171-5068

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 4820-01-171-5068 NSN: 4820-01-171-5068

Features and Characteristics

Pipe Size Accommodated
3.000 inches all ends
Flow Control Device
Ball
Connection Style
Socket (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Mounting Position
Vertical
Material
Copper alloy body
Style Designator
Straight thru
FSC
4820 Nonpowered Valves
NIIN
011715068
NSN
4820011715068

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3-140-M20 ASSY 52-25-S 3.OIN
Cage Code:
09032
Status:
A
MSDS:
Part Number:
52-25S 3.0IN
Cage Code:
09032
Status:
A
MSDS:
Part Number:
3-140-M20 ASSY 52-25-S 3.0IN
Cage Code:
09032
Status:
A
MSDS:
Part Number:
3IN B62-52-20S
Cage Code:
09032
Status:
A
MSDS:
Part Number:
52-20S 3IN
Cage Code:
09032
Status:
A
MSDS:
Part Number:
B62 52-20S 3IN
Cage Code:
09032
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4820-01-171-5068
What are the manufacturers of nsn 4820011715068?
Does this nsn 4820011715068 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011715068
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 4820011715068 contain any precious metals?
No precious metal content.
Does nsn 4820011715068 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011715068?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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