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

Stop-check Valve

Model / MPN: B215 | NSN: 4820-00-276-9029
ITAR Registered seal

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

Product Details
NATO Stock Number
4820-00-276-9029
Sold in multiples of
1 EA
DEMIL
NO
Flow Control Device
Cone
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Union
Bolt Hole Quantity
4 1st end
Valve Operation Method
Manual
Flange Shape
Round with holes 1st end
Connection Type
Flange 1st end
Mounting Position
Horizontal or vertical
Features Provided
Bonnet packing
Valve Size
1.250 inches
Maximum Operating Pressure
150.0 pounds per square inch single response
Outside Diameter
4.500 inches 1st end
Thickness
0.438 inches 1st end
First Connection Face To Centerline Distance
3.125 inches
Bolt Hole Diameter
0.562 inches 1st end
Second Connection Face To Centerline Distance
3.125 inches
Bolt Circle Diameter
3.375 inches 1st end
Flange Face Design
Raised straight 1st end
Raised Face Height
0.062 inches 1st end
Raised Face Diameter
2.500 inches 1st end
Material
Steel comp 410 stem
Media For Which Designed
Steam single response
Style Designator
Angle flanged ends
Reference Number Differentiating Characteristics
As differentiated by reply to pac aaql, and size 1 1/4 in.

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B215 Cross Reference
  • 5000S4824-1385512
  • 5S1156