4820-01-298-4538 VALVE,LINEAR,DIRECTIONAL CONTROL Index 5996-01-298-4540 AMPLIFIER,RADIO FREQUENCY

National Stock Number:
4820-01-298-4539

Federal Supply Class:
4820

National Item Identification Number:
012984539

Description:
VALVE,LINEAR,DIRECTIONAL CONTROL

Detail:
A manually or power operated valve having three or more ports. The direction of the flow through the various ports is controlled by either one or more reciprocating slide(s) or spool(s) with recess areas which mate with ports in an integral or replaceable ported sleeve, or one or more poppet(s). It is designed to change the direction of fluid flow from one valve port to another. An off (no flow) position is not a flow pattern. The valve is designed to actuate various components of a fluid system. A power operated valve may have a manual override. For items which stop, start, or change the flow of fluid, see: VALVE, SOLENOID. Excludes VALVE, PLUG. See also SERVOVALVE, HYDRAULIC; BODY SECTION, WORKING, LINEAR DIRECTIONAL CONTROL VALVE; and VALVE ASSEMBLY.


Manufacturer Information:
DAA3222A601-0031W025NORTHROP GRUMMAN SYSTEMS CORP
DAA3222A601-00326512NORTHROP GRUMMAN SYSTEMS CORPORATION
DAA3222A601-00381205THE BOEING COMPANY


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