4820-01-043-1958 VALVE,CHECK Index 4820-01-043-1960 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-043-1959

Federal Supply Class:
4820

National Item Identification Number:
010431959

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:
70-596-1IN48422WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
70-596-1INCP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
MATERIALCOPPER ALLOY BODY
PLASTIC POLYCHLOROTRIFLUOROETHYLENE FLOW CONTROL DEVICE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDNITROGEN, LIQUID 1ST RESPONSE
OXYGEN, LIQUID 2ND RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE1.000 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODWEIGHT
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
CRITICALITY CODE JUSTIFICATIONZZZY
THE MANUFACTURERS DATA
MANUFACTURERS CODE48422
DESIGN CONTROL REFERENCE70-596-1IN


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