NSN 4820-01-283-9673
Part Details | VALVE SEAT
4820-01-283-9673 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: 5224457259 PIECE 29, 522-4457259 PIECE 29, 5224457259, 522-4457259, 4457259 PIECE 29, 4457259, 207028 PIECE 29, 2070-28 PIECE 29, 207028, 2070-28, 64402158, 6440215-8, 6440215, 54892898, 5489289-8, 5489289 ITEM 8, 5489289, 522 6640215 REVITEM 08SQ, 522 6640215 REV-ITEM 08SQ, 522 5489289 REVITEM 08SQ, 522 5489289 REV-ITEM 08SQ, H8832408, 4820-01-283-9673, 01-283-9673, 4820012839673, 012839673
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | AUG 16, 1988 | 01-283-9673 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 4820-01-283-9673
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 522-4457259 PIECE 29 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 522-4457259 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 4457259 PIECE 29 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 4457259 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 2070-28 PIECE 29 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 2070-28 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 6440215-8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 6440215 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 5489289-8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 5489289 ITEM 8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 5489289 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 522 6640215 REV-ITEM 08SQ | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 522 5489289 REV-ITEM 08SQ | 53711 | NAVAL SEA SYSTEMS COMMAND |
| H8832408 | 25685 | NAVAL SHIP ENGINEERING CENTERPHILADELPHIA DIVISION |
Technical Data | NSN 4820-01-283-9673
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN |
| OVERALL HEIGHT | 2.750 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.499 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 0.388 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |
| SEAT RADIUS | 0.062 INCHES NOMINAL |
| END ITEM IDENTIFICATION | U.2.NAVY SSN688 CLASS SUBMARINE NO. 1 AND 2 PERISCOPE FAIRING HOIST CYLINDER |