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Vent-check Valve NSN 4820-01-455-9313

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 4820-01-455-9313 NSN: 4820-01-455-9313

Features and Characteristics

Flow Control Device
Ball
Disk Loading Method
Weight
Valve Operation Method
Automatic
Mounting Position
Vertical
Valve Size
2.500 inches
Special Features
Contains at least 1 filter screen
Material
Steel body
Style Designator
Straight through flanged ends
FSC
4820 Nonpowered Valves
NIIN
014559313
NSN
4820014559313

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
VV-0250-71355577
Cage Code:
19122
Status:
A
MSDS:
Part Number:
1027-2.5IN
Cage Code:
19122
Status:
A
MSDS:
Part Number:
1027
Cage Code:
19122
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481302090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-455-9313
What are the manufacturers of nsn 4820014559313?
Does this nsn 4820014559313 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014559313
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 4820014559313 contain any precious metals?
No precious metal content.
Does nsn 4820014559313 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014559313?
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
  •   Quality Inspected Parts
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