4820-00-542-2869 VALVE,CHECK Index 4820-00-542-2871 VALVE,CHECK

National Stock Number:
4820-00-542-2870

Federal Supply Class:
4820

National Item Identification Number:
005422870

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.


Manufacturer Information:
1385721REVC80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING (PIPE) ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY 922 BODY
MATERIALCOPPER ALLOY 922 FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 SEAT
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SECOND RESPONSE
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES ALL ENDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSASDIFFERENTIATED BY 1.250 IN. VALVE SIZE
SPECIAL FEATURESWITH OR W/O PREINSERTED RING
STYLE DESIGNATORSTRAIGHT THRU


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