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

Check Valve

Model / MPN: 159XU | NSN: 4820-00-273-9908
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
4820-00-273-9908
Sold in multiples of
1 EA
DEMIL
NO
Flow Control Device
Disk
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
12 all ends
Maximum Operating Temp
750.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Position
Horizontal
Valve Size
6.000 inches
Maximum Operating Pressure
300.0 pounds per square inch single response
Outside Diameter
12.500 inches all ends
Face To Face Distance
17.500 inches
Thickness
1.438 inches all ends
Bolt Hole Diameter
0.875 inches all ends
Bolt Circle Diameter
10.625 inches all ends
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
8.500 inches all ends
Material
Stainless steel seat
Material
Steel uns j03002 body
Material
Steel uns j03002 flow control device
Material Specification
Astm a216 grade wcb assn standard single material response flow control device
Material Specification
Astm a216 grade wcb assn standard single material response body
Media For Which Designed
Water, fresh 2nd response
Media For Which Designed
Oil 1st response
Style Designator
Straight through flanged ends
Test Data Document
05047-asab16.5 standard (includes industry or association standards, individual manufactureer standards, etc.).
159XU Series Parts

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159XU Cross Reference
  • 5344F6IN
  • 5344F
  • CS372-6IN
  • 3072-6IN