NSN 4820-01-125-9773
Part Details | VALVE SEAT
4820-01-125-9773 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: 876437503 ITEM 3, 87643-7503 ITEM 3, 876437503, 87643-7503, 5014675697 ITEM 3, 501-4675697 ITEM 3, 5014675697, 501-4675697, 4820-01-125-9773, 01-125-9773, 4820011259773, 011259773
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 03, 1982 | 01-125-9773 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-125-9773
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 87643-7503 ITEM 3 | 96169 | ELECTRIC BOAT CORPORATION |
| 87643-7503 | 96169 | ELECTRIC BOAT CORPORATION |
| 501-4675697 ITEM 3 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 501-4675697 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-01-125-9773
| Characteristic | Specifications |
|---|---|
| FLANGE DIAMETER | 20.700 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 16.000 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 13.000 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 3.250 INCHES NOMINAL |
| SEATING SURFACE SHAPE | FLAT |