NSN 4820-00-580-4140
Part Details | VALVE SEAT
4820-00-580-4140 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: 30000404, 4820-00-580-4140, 00-580-4140, 4820005804140, 005804140
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 26, 1968 | 00-580-4140 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-00-580-4140
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 30000404 | 81873 | WOODWARD HRT, INC. |
Technical Data | NSN 4820-00-580-4140
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 0 THREADED FLANGED |
| FLANGE DIAMETER | 0.373 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.326 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.187 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.069 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.278 INCHES NOMINAL |
| SEATING SURFACE SHAPE | FLAT |
| FSC APPLICATION DATA | SERVOCYLINDERAUTOMATIC PILOT SYSTEM,AIRCRAFT |