NSN 4820-00-990-8855
Part Details | VALVE SEAT
4820-00-990-8855 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: 230206015100000, 230-206-015-100-000, 206915099003, 206-915-099-003, 4820-00-990-8855, 00-990-8855, 4820009908855, 009908855
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAR 23, 1967 | 00-990-8855 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-00-990-8855
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 230-206-015-100-000 | 04613 | PENTAIR VALVES & CONTROLS US LPDIV PENTAIR FLOW CONTROL |
| 206-915-099-003 | 32275 | TYCO VALVES AND CONTROLSLTD |
Technical Data | NSN 4820-00-990-8855
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 0 THREADED FLANGED |
| FLANGE DIAMETER | 2.575 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 2.575 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.750 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.315 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 1.000 INCHES NOMINAL |
| SEATING SURFACE SHAPE | RADIAL |
| SEAT RADIUS | 0.875 INCHES NOMINAL |
| SPECIAL FEATURES | 2 0.300 IN. DIA HOLES EQUALLY SPACED ON PERIPHERY TO ACCOMODATE BUTTERFLY VALVE STEM |