SEAT VALVE
P/N 803-2177917
NSN 4820 01 049 3382
MFG NAVAL SHIP SYSTEMS
 
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                            3A SINGLE THREADED PORTION                       
THREAD LENGTH                           0.594 INCHES NOMINAL SINGLE THREADED PORTION     
OVERALL HEIGHT                          0.719 INCHES NOMINAL                             
BODY INSIDE DIAMETER                    4.938 INCHES NOMINAL                             
THREAD QUANTITY PER INCH                12 SINGLE THREADED PORTION                       
NOMINAL THREAD SIZE                     5.875 INCHES SINGLE THREADED PORTION             
SEATING SURFACE SHAPE                   FLAT                                             
SPECIAL FEATURES                        FOR 5.000 IN. GATE VALVE; ID SLOTTED FOR WRENCHING
                                        PURPOSES                                         
MATERIAL                                NICKEL ALLOY OVERALL                             
MATERIAL DOCUMENT AND                   QQ-N-288 COMP B FED SPEC SINGLE MATERIAL RESPONSE
CLASSIFICATION                          OVERALL                                          
STYLE DESIGNATOR                        PLAIN THREADED                                   
THREAD SERIES DESIGNATOR                UNS SINGLE THREADED PORTION