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National Stock Number:
4820-00-287-6003
Federal Supply Class:
4820
National Item Identification Number:
002876003
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:
| MSS SP-80 | 59646 | MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY INC | | MSS SP80 TY 1,CL 125, SZ 1/2 IN | 59646 | MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY INC | | WW-V-TYPE3CLASS | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | WW-V-TYPE3CLASSAC0NNECTI0N1 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | WW-V-TYPE3CLASSACONNECTION1 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | WWV51 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE | | OPERATING PRESSURE | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY B5/D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 836 OVERALL | | MEDIA FOR WHICH DESIGNED | STEAM FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SECOND RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD QUANTITY PER INCH | 14 FIRST END | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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