NSN 4820-01-430-3864
Part Details | VALVE SEAT
4820-01-430-3864 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: 2554073302S, 2554-073-302-S, 2554073062S, 2554-073-062-S, 233991ITEM5 PN 2554073062S, 23399-1ITEM5 PN 2554-073-062-S, 233991, 23399-1, 23399, 2325610 ITEM 7, 23256-10 ITEM 7, 4820-01-430-3864, 01-430-3864, 4820014303864, 014303864
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | APR 28, 1996 | 01-430-3864 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-430-3864
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2554-073-302-S | 57574 | VELAN VALVE CORPORATION |
| 2554-073-062-S | 57574 | VELAN VALVE CORPORATION |
| 23399-1ITEM5 PN 2554-073-062-S | 57574 | VELAN VALVE CORPORATION |
| 23399-1 | 57574 | VELAN VALVE CORPORATION |
| 23399 | 57574 | VELAN VALVE CORPORATION |
| 23256-10 ITEM 7 | 57574 | VELAN VALVE CORPORATION |
Technical Data | NSN 4820-01-430-3864
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 2 THREADED FLANGED |
| FLANGE DIAMETER | 0.906 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.819 INCHES MINIMUM AND 0.824 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.685 INCHES MINIMUM AND 0.700 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.353 INCHES MINIMUM AND 0.363 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.252 INCHES MINIMUM AND 0.262 INCHES MAXIMUM |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 7.000 NOMINAL |
| END ITEM IDENTIFICATION | NIMITZ CLASS CVN |