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Check Valve NSN 4820-00-489-8218

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 4820-00-489-8218 NSN: 4820-00-489-8218

Features and Characteristics

Thread Class
3a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
Flared (tube) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 2nd 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
0.562 inches 1st end
Seat Angle
37.0 degrees 2nd end
Outside Diameter Tube Accommodated
0.375 inches 1st end
Material
Stainless steel flow control device
Material Specification
Qq-a-250/4, alloy 2024 federal specification single material response seat
Media For Which Designed
Fuel/oil, hydrocarbon single response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Style Designator
Straight thru
Thread Series Designator
Unf 2nd end
FSC
4820 Nonpowered Valves
NIIN
004898218
NSN
4820004898218

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2C8224
Cage Code:
99240
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 4820-00-489-8218
What are the manufacturers of nsn 4820004898218?
Does this nsn 4820004898218 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004898218
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 4820004898218 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004898218 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004898218?
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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