Part Details | VALVE SEAT
4820-00-138-2079 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: 264382086 ITEM 10, 2643-820-86 ITEM 10, 2640801X1PC20, 2640-801X1PC20, 8457284928 ITEM 10, 845-7284928 ITEM 10, 4820-00-138-2079, 00-138-2079, 4820001382079, 001382079
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUL 24, 1971 | 00-138-2079 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 4820-00-138-2079
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2643-820-86 ITEM 10 | 96169 | ELECTRIC BOAT CORPORATION |
| 2640-801X1PC20 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-7284928 ITEM 10 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 4820-00-138-2079
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN |
| OVERALL HEIGHT | 0.375 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 2.938 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.938 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 30.000 NOMINAL |