NSN 4820-00-935-1578
Part Details | VALVE SEAT
4820-00-935-1578 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: 2640801X1, PIECE 23, 2640-801X1, PIECE 23, 2640389X3PC40, 2640-389X3PC40, 2640340X1 PIECE 7, 2640-340X1 PIECE 7, 8452050576 PIECE 7Q3, 845-2050576 PIECE 7Q3, 8034384431A04Q3, 803-4384431-A-04Q3, 8034384431 PIECE 4Q3, 803-4384431 PIECE 4Q3, 2640801X1, PIECE 23Q3, 2640-801X1, PIECE 23Q3, 2640389X3PC40Q3, 2640-389X3PC40Q3, 2640340X1 PIECE 7Q3, 2640-340X1 PIECE 7Q3, 8452050576 PIECE 7, 845-2050576 PIECE 7, 8034384431A04, 803-4384431-A-04, 8034384431 PIECE 4, 803-4384431 PIECE 4, 8034374431A04, 803-4374431-A-04, 4820-00-935-1578, 00-935-1578, 4820009351578, 009351578
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 18, 1967 | 00-935-1578 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-00-935-1578
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2640-801X1, PIECE 23 | 96169 | ELECTRIC BOAT CORPORATION |
| 2640-389X3PC40 | 96169 | ELECTRIC BOAT CORPORATION |
| 2640-340X1 PIECE 7 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-2050576 PIECE 7Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 803-4384431-A-04Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 803-4384431 PIECE 4Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 2640-801X1, PIECE 23Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 2640-389X3PC40Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 2640-340X1 PIECE 7Q3 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 845-2050576 PIECE 7 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 803-4384431-A-04 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 803-4384431 PIECE 4 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 803-4374431-A-04 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-00-935-1578
| 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 |