NSN 4820-01-464-5478
Part Details | VALVE SEAT
4820-01-464-5478 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: 328002, 3280-02, 1663D 2IN PC17, 1663-D 2IN PC17, 4820-01-464-5478, 01-464-5478, 4820014645478, 014645478
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 04, 1999 | 01-464-5478 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-464-5478
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3280-02 | 75545 | LAWLER MANUFACTURING CO. INC. |
| 1663-D 2IN PC17 | 75545 | LAWLER MANUFACTURING CO. INC. |
Technical Data | NSN 4820-01-464-5478
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 2.125 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.656 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.750 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | NHA VALVE TEMP RE |
| END ITEM IDENTIFICATION | W/S CODE NIMITZ CLASS CVN |