NSN 4820-01-545-9903
Part Details | VALVE SEAT
4820-01-545-9903 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: 803438453635XX86, 803-4384536-35XX-86, 4820-01-545-9903, 01-545-9903, 4820015459903, 015459903
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | DEC 01, 2006 | 01-545-9903 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FLANGED
Cross Reference | NSN 4820-01-545-9903
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-4384536-35XX-86 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-01-545-9903
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 0.869 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.734 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 0.438 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.094 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.313 INCHES NOMINAL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |
| NONDEFINITIVE SPEC/STD DATA | MATERIAL M30C GRADE |
| END ITEM IDENTIFICATION | VALVE, IN-LINE NEEDLE, BRONZE 0.50IN |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SEAT RING (NEEDLE) |