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National Stock Number:
4820-00-228-3223
Federal Supply Class:
4820
National Item Identification Number:
002283223
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:
| 1111-7355 | 08241 | LOCKHEED MARTIN CORP LOCKHEED MARTIN MISSION SYSTEMS | | B4C7-1KZ | 07818 | NUCLEAR PRODUCTS CO |
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Techincal Specification:
| CONNECTION STYLE | FLARELESS FIRST END | | CONNECTION STYLE | PLAIN (PIPE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE SECOND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS AND QUANTITY | 1 NUT | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY OVERALL | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.438 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.250 INCHES SECOND END | | SEAT ANGLE | 12.5 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 2A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | NPT SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END |
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