NSN 4820-01-442-9990
Part Details | VALVE SEAT
4820-01-442-9990 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: 8036397434X52XXX049L1, 803-6397434-X52XXX-049L1, 8036397434X52XXX049, 803-6397434-X52XXX-049, 4820-01-442-9990, 01-442-9990, 4820014429990, 014429990
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAR 28, 1997 | 01-442-9990 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-442-9990
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-6397434-X52XXX-049L1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 803-6397434-X52XXX-049 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 4820-01-442-9990
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A THREADED FLANGED |
| FLANGE DIAMETER | 2.117 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.216 INCHES NOMINAL |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |