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

Safety Relief Valve

Model / MPN: DD445S5103-43ALT3 | NSN: 4820-00-036-2085
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
4820-00-036-2085
Sold in multiples of
EA
DEMIL
NO
Flow Control Device
Poppet
Bonnet Type
Packing retaining
Valve Discharge Flow Rate
35800.0 pounds per hour
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
8 1st end
Bolt Hole Quantity
9 2nd end
Valve Operation Method
Automatic
Flange Shape
Round with holes 1st end
Flange Shape
Round with holes 2nd end
Connection Type
Flange 2nd end
Connection Type
Flange 1st end
Opening Pressure Setting
634.0 pounds per square inch
Outside Diameter
7.500 inches 1st end
Outside Diameter
8.688 inches 2nd end
Thickness
0.875 inches 2nd end
Thickness
1.438 inches 1st end
Bolt Hole Diameter
0.812 inches 1st end
Bolt Hole Diameter
0.812 inches 2nd end
Bolt Circle Diameter
5.875 inches 1st end
Bolt Circle Diameter
7.125 inches 2nd end
Flange Face Design
Raised straight 1st end
Flange Face Design
Plain 2nd end
Raised Face Height
0.250 inches 1st end
Raised Face Diameter
4.125 inches 1st end
Material
Steel body
Material
Stainless steel flow control device
Material
Stainless steel seat
Style Designator
C1 angle
Style Designator
Angle

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DD445S5103-43ALT3 Cross Reference
  • R6180Z
  • R6180Z