4820-01-407-0938 STEM,FLUID VALVE Index 4730-01-407-0940 COUPLING HALF,QUICK DISCONNECT

National Stock Number:
4820-01-407-0939

Federal Supply Class:
4820

National Item Identification Number:
014070939

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:
20D 4IN99565ADMIRAL VALVE LLC
PLC-11379 ASSY 20D99565ADMIRAL VALVE LLC


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER7.500 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FACE TO FACE DISTANCE7.000 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY 922 BODY
MATERIALSTEEL COMP 304 FLOW CONTROL DEVICE
MATERIALSTEEL COMP 304 SEAT
MATERIALSTEEL COMP 304 STEM
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER9.000 INCHES ALL ENDS
NOMINAL THICKNESS0.938 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE4.000 INCHES
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS


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