NSN 4820-00-803-6031
Part Details | VALVE SEAT
4820-00-803-6031 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: 227574PC31, 220004PC32, 181987, 146502, 4820-00-803-6031, 00-803-6031, 4820008036031, 008036031
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 08, 1968 | 00-803-6031 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-00-803-6031
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 227574PC31 | 99657 | MAROTTA CONTROLS, INC. |
| 220004PC32 | 99657 | MAROTTA CONTROLS, INC. |
| 181987 | 99657 | MAROTTA CONTROLS, INC. |
| 146502 | 99657 | MAROTTA CONTROLS, INC. |
Technical Data | NSN 4820-00-803-6031
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 0.382 INCHES MINIMUM AND 0.383 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.286 INCHES MINIMUM AND 0.288 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.174 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.078 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.070 INCHES MINIMUM AND 0.076 INCHES MAXIMUM |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 20.000 NOMINAL |
| SPECIAL FEATURES | ONE HOLE 0.028 TO 0.035 THROUGH BODY WALL CENTERED 0.101 TO @0.106 IN. FROM FLANGE END |