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Check Valve NSN 4820-01-221-8849

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 4820-01-221-8849 NSN: 4820-01-221-8849

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Features and Characteristics

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit 2nd response
Connection Style
Flared (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees all ends
Opening Pressure Setting
0.2 pounds per square inch
Material
Aluminum alloy 2024 body
Media For Which Designed
Hydraulic fluid, mineral base 3rd response
Surface Treatment
Anodize
Style Designator
Straight thru
Thread Series Designator
Unjf all ends
FSC
4820 Nonpowered Valves
NIIN
012218849
NSN
4820012218849

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
259A-4TT-.2
Cage Code:
91816
Status:
A
MSDS:
Part Number:
71010846002
Cage Code:
89944
Status:
A
MSDS:
Part Number:
CV02-42
Cage Code:
89944
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 4820-01-221-8849
What are the manufacturers of nsn 4820012218849?
Does this nsn 4820012218849 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012218849
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 4820012218849 contain any precious metals?
No precious metal content.
Does nsn 4820012218849 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012218849?
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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