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Fluid Pressure Regulating Valve

Model / MPN: 668263-5 | NSN: 4820-00-887-4280
ITAR Registered seal

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed ga (es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1) , fluid pressure regulating, aircraft.

Product Details
NATO Stock Number
4820-00-887-4280
Sold in multiples of
EA
DEMIL
NO
Body Material
Aluminum alloy
Outside Surface Treatment
Anodized, mil-a-8625, type 2
Body Style
Tee
Media For Which Designed
Hydraulic fluid, phosphate-ester base
First End Connection Type
Threaded internal boss
First End Style Designator
Gasket seal
First End Thread Size And Series/type Designator
7/8&14 unf
First End Thread Class
3b
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Third End Relationship With Preceding Ends
Not identical with first or second end
Third End Connection Type
Threaded internal boss
Third End Style Designator
Gasket seal
Third End Thread Size And Series/type Designator
3/4&16 unf
Third End Thread Class
3b
Third End Thread Direction
Right-hand
Seat Material
Steel, ams 5630
Packing Material
Rubber, synthetic
Flow Control Device
Poppet
Flow Control Device Material
Steel, ams 5630
End Connection Quantity
3
Renewable Seat Ring Type
Pressed-in
Outlet Pressure Range
+90.0/+105.0 pounds per square inch
Regulation Type
Automatic double stage
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
3000.0 pounds per square inch
Filter
Not included
Tempurature Rating
Between -65.0 degrees fahrenheit and 160.0 degrees fahrenheit
668263 Series Parts

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668263-5 Cross Reference
  • 214033
  • 215033