NSN 4820-00-391-8444
Part Details | VALVE SEAT
4820-00-391-8444 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: 21549AND23172, N160PC561IN, N160PC5-6-1IN, 4820-00-391-8444, 00-391-8444, 4820003918444, 003918444
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1961 | 00-391-8444 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-00-391-8444
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 21549AND23172 | 53059 | SPIRAX SARCO, INC. |
| N160PC5-6-1IN | 53059 | SPIRAX SARCO, INC. |
Technical Data | NSN 4820-00-391-8444
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 1.000 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 0.406 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.156 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |
| SPECIAL FEATURES | WITH GASKET,BRASS |
| FSC APPLICATION DATA | STEAM TRAP |