4820-01-089-3186 VALVE,CHECK Index 4820-01-089-3188 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-089-3187

Federal Supply Class:
4820

National Item Identification Number:
010893187

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:
2620-927X9REVFASSYB96169ELECTRIC BOAT CORPORATION
SS845-2181251REVFASSYB80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP160.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER7.437 INCHES ALL ENDS
NOMINAL THICKNESS1.375 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER5.687 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
MOUNTING POSITIONHORIZONTAL
MATERIALALUMINUM BODY
COPPER ALLOY 905 FLOW CONTROL DEVICE
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE3.000 INCHES
FACE TO FACE DISTANCE11.750 INCHES
FLOW CONTROL DEVICEDISK


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