NSN 4820-01-543-8542
Part Details | VALVE SEAT
4820-01-543-8542 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: 264278505 ITEM 162, 2642-785-05 ITEM 162, ER264278505F1, ER2642-785-05F1, 8454558740 ITEM 162, 845-4558740 ITEM 162, 4558741, 4558740, 4820-01-543-8542, 01-543-8542, 4820015438542, 015438542
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | SEP 22, 2006 | 01-543-8542 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 4820-01-543-8542
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2642-785-05 ITEM 162 | 96169 | ELECTRIC BOAT CORPORATION |
| ER2642-785-05F1 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-4558740 ITEM 162 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 4558741 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 4558740 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-01-543-8542
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN |
| OVERALL HEIGHT | 0.375 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 2.125 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.250 INCHES NOMINAL |
| SEATING SURFACE SHAPE | RADIAL |
| SEAT RADIUS | 0.469 INCHES NOMINAL |
| SPECIAL FEATURES | MATERIAL ZYTEL 45 HSB, AS MANUFACTURED BY E.I. DUPONT OF WILMINGTON, DELAWARE; USE ONLY WITH BALL PLATED WITH POLY-OND |
| END ITEM IDENTIFICATION | 4820-01-543-8356; W/S SSN74 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SEAT |