4820-01-317-7427 VALVE,CHECK Index 4820-01-317-7429 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-317-7428

Federal Supply Class:
4820

National Item Identification Number:
013177428

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:
M1301-8 MPL-11850ASY6DERBYSHIRE MARINE PRODUCTS, LLC
M1301-8 MPL-118571905DERBYSHIRE MACHINE & TOOL CO


Techincal Specification:
MATERIALCOPPER ALLOY BODY
COPPER ALLOY FLOW CONTROL DEVICE
RUBBER SYNTHETIC SEAT
NICKEL ALLOY STEM
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE2.000 INCHES
FACE TO FACE DISTANCE8.500 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER, FRESH SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP200.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER5.562 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
BOLT HOLE QUANTITY6 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER4.438 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
MOUNTING POSITIONHORIZONTAL
DISK LOADING METHODWEIGHT
SPECIAL FEATURESLOCK OPEN MECHANISM


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