NSN 4820-01-183-0621
Part Details | VALVE SEAT
4820-01-183-0621 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: 1023119596, 10231-19-596, N10521E PIECE 2, N1052-1E PIECE 2, 4820-01-183-0621, 01-183-0621, 4820011830621, 011830621
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUL 01, 1984 | 01-183-0621 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-183-0621
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10231-19-596 | 38683 | DRESSER INDUSTRIES INCMASONEILAN NORTH AMERICAN OPNS |
| N1052-1E PIECE 2 | 38683 | DRESSER INDUSTRIES INCMASONEILAN NORTH AMERICAN OPNS |
Technical Data | NSN 4820-01-183-0621
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 1.812 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 0.875 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.406 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.432 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 30.000 NOMINAL |
| SEAL ACCOMMODATION TYPE | GROOVED |
| SPECIAL FEATURES | FOUR WRENCHING LUGS ON FLANGED END |