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Safety Relief Valve

Model / MPN: A36558 | NSN: 4820-00-164-4168
ITAR Registered seal

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Product Details
NATO Stock Number
4820-00-164-4168
Sold in multiples of
EA
DEMIL
NO
Flow Control Device
Disk
Bonnet Type
Exposed spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Valve Discharge Flow Rate
48754.0 pounds per hour
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
8 1st end
Bolt Hole Quantity
8 2nd end
Valve Operation Method
Automatic or manual
Flange Shape
Round with holes 1st end
Flange Shape
Round with holes 2nd end
Connection Type
Flange 2nd end
Connection Type
Flange 1st end
Features Provided
Pressure tight outlet side
Valve Size
2.500 inches
Opening Pressure Setting
1325.0 pounds per square inch
Outside Diameter
10.000 inches 1st end
Outside Diameter
9.625 inches 2nd end
Thickness
1.188 inches 1st end
Thickness
1.625 inches 2nd end
Bolt Hole Diameter
0.875 inches 1st end
Bolt Hole Diameter
1.125 inches 2nd end
Bolt Circle Diameter
7.875 inches 1st end
Bolt Circle Diameter
7.500 inches 2nd end
Flange Face Design
Raised straight 1st end
Flange Face Design
Plain 2nd end
Raised Face Height
0.062 inches 1st end
Raised Face Diameter
6.188 inches 1st end
Style Designator
Angle flanged ends
Reference Number Differentiating Characteristics
As differentiated by the valve discharge flow rate requirement and as modified by crosby valve and gage co drawing h45061 sheet 2
A3655 Series Parts

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A36558 Cross Reference