NSN 4820-00-586-3920
Part Details | VALVE SEAT
4820-00-586-3920 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: C89439EPCALLNICU, C8943-9EPCALLNICU, 4820-00-586-3920, 00-586-3920, 4820005863920, 005863920
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-586-3920 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-00-586-3920
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| C8943-9EPCALLNICU | 63686 | THE WALWORTH COMPANY |
Technical Data | NSN 4820-00-586-3920
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 0.934 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.422 INCHES MINIMUM AND 0.426 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.119 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.316 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 15.000 NOMINAL |
| TAPER MINOR DIAMETER | 0.469 INCHES MINIMUM AND 0.473 INCHES MAXIMUM |
| TAPER MAJOR DIAMETER | 0.547 INCHES MINIMUM AND 0.551 INCHES MAXIMUM |
| SPECIAL FEATURES | 1 SEAT RING |