NSN 4820-01-145-4669
Part Details | VALVE SEAT
4820-01-145-4669 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: 803138563705X08, 803-1385637-05X-08, 4820-01-145-4669, 01-145-4669, 4820011454669, 011454669
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 12, 1983 | 01-145-4669 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-145-4669
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-1385637-05X-08 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-01-145-4669
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 5.875 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 4.938 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.281 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.562 INCHES NOMINAL |
| SEATING SURFACE SHAPE | FLAT |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |