4820-01-434-5476 VALVE,CHECK Index 3020-01-434-5478 GEAR CLUSTER

National Stock Number:
4820-01-434-5477

Federal Supply Class:
4820

National Item Identification Number:
014345477

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:
147X-3IN14959CRANE CO DIV VALVE DIV


Techincal Specification:
MATERIALSTEEL UNS J03002 BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216, GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE3.000 INCHES
FACE TO FACE DISTANCE9.500 INCHES
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING PRESSURE285.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP100.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER7.500 INCHES ALL ENDS
NOMINAL THICKNESS0.940 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER6.000 INCHES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER5.000 INCHES ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
RENEWABLE SEAT RING TYPETHREADED
DISK LOADING METHODWEIGHT
MINIMUM OPERATING TEMP-20.0 DEG FAHRENHEIT


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