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National Stock Number:
4820-00-403-1423
Federal Supply Class:
4820
National Item Identification Number:
004031423
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
| 418420-3 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
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Techincal Specification:
| MATERIAL | COPPER ALLOY AND | | STEEL COMP 303 BODY | | COPPER ALLOY AND | | STEEL COMP 303 FLOW CONTROL DEVICE | | STEEL COMP 303 SEAT | | STYLE DESIGNATOR | STRAIGHT THRU | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | FLARELESS 1ST END | | SEAT ANGLE | 12.0 DEGREES 1ST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 2.000 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UN 1ST END | | NOMINAL THREAD SIZE | 2.500 INCHES 1ST END | | THREAD QUANTITY PER INCH | 12 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | DISK LOADING METHOD | SPRING |
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