VALVE SET
P/N 20417-1020
NSN 4820-01-061-0143
MFG SARGENT
 
NEW GOV SURPLUS
 
ITEM NAME   SEAT,VALVE
DEFINITION  A replaceable item designed to provide a 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.
            
 
CHARACTERISTIC                          VALUE
FLANGE DIAMETER                         1.550 INCHES NOMINAL                             
BODY OUTSIDE DIAMETER                   1.550 INCHES NOMINAL                             
BODY INSIDE DIAMETER                    0.625 INCHES NOMINAL                             
FLANGE SEAT TO DISK END                 0.148 INCHES NOMINAL                             
HEIGHT                                                                                   
UNDER FLANGE HEIGHT                     0.337 INCHES NOMINAL                             
SEATING SURFACE SHAPE                   FLAT                                             
MATERIAL                                STEEL CORROSION RESISTING OVERALL                
STYLE DESIGNATOR                        PLAIN FLANGED