NSN 4820-01-442-0424
Part Details | VALVE SEAT
4820-01-442-0424 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: 2643100263 FN A5, 2643-1002-63 FN A5, 2643100263, 2643-1002-63, 8016556655A5, 801-6556655-A5, 8016556655 FIND A5, 801-6556655 FIND A5, 6556655, 218020208, 4820-01-442-0424, 01-442-0424, 4820014420424, 014420424
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAR 03, 1997 | 01-442-0424 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-01-442-0424
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2643-1002-63 FN A5 | 96169 | ELECTRIC BOAT CORPORATION |
| 2643-1002-63 | 96169 | ELECTRIC BOAT CORPORATION |
| 801-6556655-A5 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 801-6556655 FIND A5 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 6556655 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 218020208 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 4820-01-442-0424
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 5.750 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 5.360 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 4.625 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.600 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.775 INCHES NOMINAL |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | A/K/A SEAT UPPER |
| END ITEM IDENTIFICATION | SEAWOLF CLASS SSN |