Model: 257-280A
Fluid Pressure Regulating ValveSpecial Features:
Scale unit of measure inscription: pounds per square inch; dial outside diameter: 2.5 in.; dial range 0.0 to 15.0 and 0.0 to 4000.0
Properties:
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 gas(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.
Part 257-280A NSN 4820-01-135-5064
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 8481809015
- SITC: 74780
- End Use: Industrial machines, other
- NAICS: 332911
- USDA: 1
Freight Class: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
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