NSN 4820-00-340-0853
Part Details | VALVE SEAT
4820-00-340-0853 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: 8U80174, 8U8017-4, 4820-00-340-0853, 00-340-0853, 4820003400853, 003400853
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-340-0853 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-00-340-0853
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8U8017-4 | 60029 | WOODWARD, INC.DBA WOODWARD HRT |
Technical Data | NSN 4820-00-340-0853
| Characteristic | Specifications |
|---|---|
| FLANGE DIAMETER | 0.684 INCHES MINIMUM AND 0.685 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.363 INCHES MINIMUM AND 0.367 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.085 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
| SEATING SURFACE SHAPE | FLAT |
| SEAL ACCOMMODATION TYPE | RECESSED |
| SPECIAL FEATURES | 2 BLEED HOLES |
| FSC APPLICATION DATA | VALVE,LINEAR,DIRECTIONAL CONTROL,ACFT |