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National Stock Number:
4820-00-984-3481
Federal Supply Class:
4820
National Item Identification Number:
009843481
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:
| WWV51 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | WWV51TYPE3CLASSA | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) 1ST END | | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END | | FLOW CONTROL DEVICE | DISK | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END | | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND A CLASS | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY SEAT | | MAXIMUM OPERATING PRESSURE | 125.0 POUNDS PER SQUARE INCH 1ST RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS 2ND RESPONSE | | MOUNTING POSITION | HORIZONTAL | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD QUANTITY PER INCH | 14 1ST END | | THREAD SERIES DESIGNATOR | NPT 1ST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU |
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