NSN 4820-00-754-4721
Part Details | VALVE SEAT
4820-00-754-4721 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: 1JC9184P4, 1JC918PC4, 4820-00-754-4721, 00-754-4721, 4820007544721, 007544721
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1960 | 00-754-4721 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-00-754-4721
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1JC9184P4 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 1JC918PC4 | 79500 | WESTINGHOUSE ELECTRIC CORP |
Technical Data | NSN 4820-00-754-4721
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 4 THREADED FLANGED |
| FLANGE DIAMETER | 3.042 INCHES MINIMUM AND 3.052 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 2.562 INCHES MINIMUM AND 2.563 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 3.031 INCHES NOMINAL |