NSN 4820-00-255-5804
Part Details | VALVE SEAT
4820-00-255-5804 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: M11608ITEM6, M11608IM6, 4820-00-255-5804, 00-255-5804, 4820002555804, 002555804
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | MAR 12, 1971 | 00-255-5804 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED

Cross Reference | NSN 4820-00-255-5804
Part Number | Cage Code | Manufacturer |
---|---|---|
M11608ITEM6 | K2980 | SHIPHAM VALVES A DIVISION OFHAMWORTH VALVES LTD |
M11608IM6 | K2980 | SHIPHAM VALVES A DIVISION OFHAMWORTH VALVES LTD |
Technical Data | NSN 4820-00-255-5804
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | THREADED FLANGED |
FLANGE DIAMETER | 2.688 INCHES NOMINAL |
FLANGE SEAT TO DISK END HEIGHT | 0.438 INCHES NOMINAL |
UNDER FLANGE HEIGHT | 0.500 INCHES NOMINAL |
SEATING SURFACE SHAPE | ANGULAR |
SEAT ANGLE IN DEG | 20.000 NOMINAL |