Part Number: 591-1-23

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CONDITION:
NS
TACTAIR FLUID CONTROLS INC PHOENIX CONTROLS DIV57817
TACTAIR FLUID CONTROLS, INC.70236
OVERALL HEIGHT0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
BODY INSIDE DIAMETER0.1135 INCHES MINIMUM AND 0.1145 INCHES MAXIMUM
SEAT ANGLE IN DEG90.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
MATERIALSTEEL BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS 303,COND A FED SPEC SINGLE MATERIAL RESPONSE BODY
SURFACE TREATMENTPASSIVATE BODY
STYLE DESIGNATORPLAIN
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.