NSN 4820-00-083-2886
Part Details | VALVE SEAT
4820-00-083-2886 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: 1505012, 1505012, 1JH1521 PIECE 7, 4820-00-083-2886, 00-083-2886, 4820000832886, 000832886
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-083-2886 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-00-083-2886
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1505012 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS |
| 1505012 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 1JH1521 PIECE 7 | 79500 | WESTINGHOUSE ELECTRIC CORP |
Technical Data | NSN 4820-00-083-2886
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 1.595 INCHES MINIMUM AND 1.605 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 1.002 INCHES MINIMUM AND 1.003 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.438 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.500 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.625 INCHES NOMINAL |
| SEATING SURFACE SHAPE | RADIAL |
| SEAT RADIUS | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| TAPER MINOR DIAMETER | 0.438 INCHES NOMINAL |
| TAPER MAJOR DIAMETER | 0.609 INCHES NOMINAL |
| SEAL ACCOMMODATION TYPE | GROOVED |
