NSN 4820-01-058-1984
Part Details | VALVE SEAT
4820-01-058-1984 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: 2641747 ITEM 26, 2641-747 ITEM 26, 2640801X1, PIECE 22, 2640-801X1, PIECE 22, 8454687594 ITEM 20Q3, 845-4687594 ITEM 20Q3, 2641747 ITEM 26Q3, 2641-747 ITEM 26Q3, 2640801X1, PIECE 22Q3, 2640-801X1, PIECE 22Q3, 8454687594 ITEM 20, 845-4687594 ITEM 20, 4820-01-058-1984, 01-058-1984, 4820010581984, 010581984
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAR 23, 1978 | 01-058-1984 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-058-1984
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2641-747 ITEM 26 | 96169 | ELECTRIC BOAT CORPORATION |
| 2640-801X1, PIECE 22 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-4687594 ITEM 20Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 2641-747 ITEM 26Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 2640-801X1, PIECE 22Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 845-4687594 ITEM 20 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 4820-01-058-1984
| Characteristic | Specifications |
|---|---|
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEMS THAT SUPPORT A LEVEL I OR SUBSAFE CRITICAL SYSTEM/COMPONENT THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS AND REQUIRES OBJECTIVE QUALITY EVIDENCE (OQE) TRACEABLE TO PERMANENT MARKING ON THE MATERIAL |
| CRITICALITY CODE JUSTIFICATION | ZZZY |