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Check Valve NSN 4820-00-993-4002

Item Description

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

NSN 4820-00-993-4002 NSN: 4820-00-993-4002

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Features and Characteristics

Thread Class
3b 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
200.0 degrees fahrenheit 2nd response
Connection Style
Gasket seal (boss) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 1st end
Mounting Position
Horizontal or vertical
Thready Qty Per Inch (tpi)
20 2nd end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches 2nd end
Seat Angle
37.0 degrees 2nd end
Outside Diameter Tube Accommodated
0.250 inches 2nd end
Material
Aluminum alloy
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Straight thru
Thread Series Designator
Unf 2nd end
FSC
4820 Nonpowered Valves
NIIN
009934002
NSN
4820009934002

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
496-4D2-2
Cage Code:
09990
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481309000
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of materials other than copper, iron or steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-993-4002
What are the manufacturers of nsn 4820009934002?
Does this nsn 4820009934002 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009934002
A valve permitting flow in one direction only. it does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. it may be inline or cartridge (manifold) design.
Does nsn 4820009934002 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820009934002 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009934002?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
App. Key:
Cond. Code:
1
Status:
A

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