NSN 4820-01-504-7557
Part Details | VALVE SEAT
4820-01-504-7557 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: 2640801010016, 264080101-0016, 2640801X1, 2640-801X1, 2640801X01 ITEM 16, 2640-801X01 ITEM 16, H684150592, H684-1505-92, 563728678192, 563-7286781-92, 5637286781, 563-7286781, MD71GG, MD-71GG, 4820-01-504-7557, 01-504-7557, 4820015047557, 015047557
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 07, 2003 | 01-504-7557 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-504-7557
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 264080101-0016 | 96169 | ELECTRIC BOAT CORPORATION |
| 2640-801X1 | 96169 | ELECTRIC BOAT CORPORATION |
| 2640-801X01 ITEM 16 | 96169 | ELECTRIC BOAT CORPORATION |
| H684-1505-92 | 96169 | ELECTRIC BOAT CORPORATION |
| 563-7286781-92 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 563-7286781 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| MD-71GG | 04612 | RONCI MACHINE CO |
Technical Data | NSN 4820-01-504-7557
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 1 THREADED FLANGED |
| OVERALL HEIGHT | 0.250 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 1.0620 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 0.562 INCHES NOMINAL |
| SEATING SURFACE SHAPE | RADIAL |
| SEAT RADIUS | 0.281 INCHES NOMINAL |
| SPECIAL FEATURES | MEARTHANE VALVE SEAT MATERIAL |
| END ITEM IDENTIFICATION | NSSN CLASS SUBMARINE, TOWED SONAR HULL AND BACKUP VALVE |