NSN 4820-01-223-8545
Part Details | VALVE SEAT
4820-01-223-8545 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: 8035001003X3X104, 803-5001003-X3X1-04, 4820-01-223-8545, 01-223-8545, 4820012238545, 012238545
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 08, 1986 | 01-223-8545 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-01-223-8545
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-5001003-X3X1-04 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 4820-01-223-8545
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 1.677 INCHES MINIMUM AND 1.682 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 1.427 INCHES MINIMUM AND 1.432 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.797 INCHES MINIMUM AND 0.927 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.123 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.129 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 34.000 MINIMUM AND 35.000 MAXIMUM |
| 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 |