4540-01-145-6669 HEATING ELEMENT,ELECTRICAL,NONIMMERSION TYPE Index 4820-01-145-6671 VALVE,GATE

National Stock Number:
4820-01-145-6670

Federal Supply Class:
4820

National Item Identification Number:
011456670

Description:
VALVE,GATE

Detail:
A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.


Manufacturer Information:
CG81031079342WILLIAM E WILLIAMS VALVE CORP
CG810310 3IN79342WILLIAM E WILLIAMS VALVE CORP


Techincal Specification:
BOLT HOLE QUANTITY4
BONNET TYPEOUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHODBOLTED
CONNECTION TYPEFLANGE, ROUND W/HOLES
FACE TO FACE DISTANCE8.000 INCHES
FEATURES PROVIDEDBONNET PACKING
FLANGE DIAMETER7.500 INCHES
FLANGE FACE DESIGNPLAIN
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A351 GRADE CF3M ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A217 GRADE CA15 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MATERIALSTEEL UNS J91150 DISK
MATERIALSTEEL UNS J92800 BODY
PRESSURE CLASS150.0 POUNDS
STEM TYPERISING
VALVE OPERATION METHODMANUAL
VALVE SIZE3.000 INCHES


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