SEAT VALVE
P/N 5-2970
PN 25G15-11
NSN 4820-01-216-4094
MFG MARK CONTROLS CORP
 
NEW GOV SURPLUS
SUPPLIER CAGE CODE 03EF7
 
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
THREAD CLASS                            2A SINGLE THREADED PORTION                       
THREAD LENGTH                           0.410 INCHES NOMINAL SINGLE THREADED PORTION     
FLANGE DIAMETER                         3.365 INCHES NOMINAL                             
BODY INSIDE DIAMETER                    2.453 INCHES NOMINAL                             
FLANGE SEAT TO DISK END                 0.235 INCHES NOMINAL                             
HEIGHT                                                                                   
UNDER FLANGE HEIGHT                     0.567 INCHES NOMINAL                              
THREAD QUANTITY PER INCH                12 SINGLE THREADED PORTION                       
NOMINAL THREAD SIZE                     3.000 INCHES SINGLE THREADED PORTION             
SEATING SURFACE SHAPE                   FLAT                                              
SPECIAL FEATURES                        2.500 IN. GATE VALVE;300.0 PSI                   
MATERIAL                                STEEL OVERALL                                    
STYLE DESIGNATOR                        THREADED FLANGED                                 
THREAD SERIES DESIGNATOR                UN SINGLE THREADED PORTION