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Worldwide distributor of NSN parts and consumables located in the USA.

Check Valve

Model / MPN: 2320B2PM4 | NSN: 4820-00-683-8722
ITAR Registered seal

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.

Product Details
NATO Stock Number
4820-00-683-8722
Sold in multiples of
1 EA
DEMIL
NO
Pipe Size Accommodated
0.250 inches 2nd end
Pipe Size Accommodated
0.250 inches 1st end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
-40.0 degrees fahrenheit 1st response
Maximum Operating Temp
250.0 degrees fahrenheit 2nd response
End Application
Grumman a10 aircraft
Connection Style
Plain (pipe) 2nd end
Connection Style
Plain, optional end (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 2nd end
Connection Type
Threaded internal pipe 1st end
Mounting Position
Horizontal
Thready Qty Per Inch (tpi)
18 2nd end
Maximum Operating Pressure
5000.0 pounds per square inch single response
Thread Size
0.250 inches 1st end
Thread Size
0.250 inches 2nd end
Material
Copper alloy body
Material
Rubber butadiene-acrylonitrile class nbr seat
Media For Which Designed
Acetylene 1st response
Media For Which Designed
Air 2nd response
Media For Which Designed
Ammonia, gaseous 3rd response
Media For Which Designed
Ammonia, liquid 4th response
Media For Which Designed
Carbon dioxide 5th response
Style Designator
Straight thru
Thread Series Designator
Npt 2nd end
Thread Series Designator
Npt 1st end

Pricing and Availability

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2320B2PM4 Cross Reference
  • 2349B-2PM
  • 2320B2PM