NSN 4820-00-343-6040
Part Details | VALVE SEAT
4820-00-343-6040 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.
Alternate Parts: 20677, 4820-00-343-6040, 00-343-6040, 4820003436040, 003436040
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 01, 1963 | 00-343-6040 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED

Cross Reference | NSN 4820-00-343-6040
Part Number | Cage Code | Manufacturer |
---|---|---|
20677 | 73475 | SCHNEIDER ELECTRIC SYSTEMS USA, INC. |
Technical Data | NSN 4820-00-343-6040
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | THREADED FLANGED |
FLANGE DIAMETER | 2.500 INCHES NOMINAL |
BODY INSIDE DIAMETER | 1.875 INCHES NOMINAL |
FLANGE SEAT TO DISK END HEIGHT | 0.185 INCHES NOMINAL |
UNDER FLANGE HEIGHT | 0.395 INCHES NOMINAL |
SEATING SURFACE SHAPE | ANGULAR |
SEAT ANGLE IN DEG | 45.000 NOMINAL |
SPECIAL FEATURES | TWO WRENCHING LUGS ON FLANGE END |