NSN 4820-01-173-4165
Part Details | VALVE SEAT
4820-01-173-4165 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: 34900, 349-00, 349, 4820-01-173-4165, 01-173-4165, 4820011734165, 011734165
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAR 05, 1984 | 01-173-4165 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
THREADED FLANGED
Cross Reference | NSN 4820-01-173-4165
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 349-00 | 55378 | TRAC REGULATORS INC |
| 349 | 55378 | TRAC REGULATORS INC |
Technical Data | NSN 4820-01-173-4165
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A THREADED FLANGED |
| FLANGE DIAMETER | 1.250 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 1.813 INCHES NOMINAL |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| CRITICALITY CODE JUSTIFICATION | FEAT |