NSN 4820-00-318-4720
Part Details | VALVE SEAT
4820-00-318-4720 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: B5642, 20J924514, 20J924-514, 20J924514, 20J924-514, 20J924514, 20J924-514, 4820-00-318-4720, 00-318-4720, 4820003184720, 003184720
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-318-4720 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-00-318-4720
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| B5642 | 37239 | LUNKENHEIMER CO |
| 20J924-514 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS |
| 20J924-514 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 20J924-514 | 11660 | WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT |
Technical Data | NSN 4820-00-318-4720
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 2.813 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.875 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.250 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 1.000 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |