NSN 4820-00-399-3741
Part Details | VALVE SEAT
4820-00-399-3741 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: 6658801, 55861228, 5586122-8, WW6667884 PIECE 8, 66588011, 6658801-1, 55861228, 5586122-8, 4820-00-399-3741, 00-399-3741, 4820003993741, 003993741
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-399-3741 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-00-399-3741
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 6658801 | 24446 | GENERAL ELECTRIC COMPANY |
| 5586122-8 | 24446 | GENERAL ELECTRIC COMPANY |
| WW6667884 PIECE 8 | 24446 | GENERAL ELECTRIC COMPANY |
| 6658801-1 | 01289 | GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT |
| 5586122-8 | 71669 | GENERAL ELECTRIC COSWITCHGEAR AND CONTROL DIVISION |
Technical Data | NSN 4820-00-399-3741
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 2.250 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 1.875 INCHES MINIMUM AND 1.876 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.875 INCHES MINIMUM AND 0.878 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.500 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 20.000 NOMINAL |
| SEAL ACCOMMODATION TYPE | GROOVED |