NSN 4820-00-344-1449
Part Details | VALVE SEAT
4820-00-344-1449 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: 17181P20, 17181P20, 4820-00-344-1449, 00-344-1449, 4820003441449, 003441449
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-344-1449 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-00-344-1449
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 17181P20 | 00198 | PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP. |
| 17181P20 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 4820-00-344-1449
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 2.633 INCHES MINIMUM AND 2.653 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 2.733 INCHES MINIMUM AND 2.777 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 2.182 INCHES MINIMUM AND 2.192 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.436 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.136 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |
| FSC APPLICATION DATA | ACFT ENG R1830 |