4820-01-276-3396 VALVE,GLOBE Index 4820-01-276-3398 VALVE,CHECK

National Stock Number:
4820-01-276-3397

Federal Supply Class:
4820

National Item Identification Number:
012763397

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:
11722G86184GRISWOLD INDUSTRIES
81M-3EPKX P/N 11722G86184GRISWOLD INDUSTRIES


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER5.000 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY6 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY SEAT
MATERIALNICKEL ALLOY STEM
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER6.125 INCHES ALL ENDS
NOMINAL THICKNESS0.938 INCHES ALL ENDS
SPECIAL FEATURESWITHOUT VALVE POSITION INDICATOR; SERVICE IS SEA-WATER MIXED WITH AQUEOUS-FILM FOAMING FLUID
VALVE SIZE2.500 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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