NSN 4820-00-671-4540
Part Details | VALVE SEAT
4820-00-671-4540 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: 60297PC436, 60-297PC436, 297436, 297-436, 4820-00-671-4540, 00-671-4540, 4820006714540, 006714540
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-671-4540 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-00-671-4540
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 60-297PC436 | 27235 | HARDIE-TYNES CO., INC. |
| 297-436 | 27235 | HARDIE-TYNES CO., INC. |
Technical Data | NSN 4820-00-671-4540
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 2.740 INCHES MINIMUM AND 2.745 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 1.371 INCHES MINIMUM AND 1.376 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.312 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.812 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |
| TAPER MINOR DIAMETER | 1.371 INCHES MINIMUM AND 1.376 INCHES MAXIMUM |
| TAPER MAJOR DIAMETER | 1.907 INCHES MINIMUM AND 1.938 INCHES MAXIMUM |
| TAPER LENGTH | 1.250 INCHES NOMINAL |