NSN 4820-01-187-1255
Part Details | VALVE SEAT RETAINER
4820-01-187-1255 An item of various shapes and cross-sections, that may be flanged and that is designed to fit over a valve seat, allowing proper positioning of the seat with a flow control device.
Alternate Parts: 2640398X2 PIECE 9, 2640-398X2 PIECE 9, 2640398X2, 2640-398X2, 8452109837 PIECE 9, 845-2109837 PIECE 9, 8452109837, 845-2109837, 4820-01-187-1255, 01-187-1255, 4820011871255, 011871255
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | AUG 18, 1984 | 01-187-1255 | 48241 ( RETAINER, SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-187-1255
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2640-398X2 PIECE 9 | 96169 | ELECTRIC BOAT CORPORATION |
| 2640-398X2 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-2109837 PIECE 9 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 845-2109837 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-01-187-1255
| Characteristic | Specifications |
|---|---|
| MATERIAL | NICKEL ALLOY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE |
| INSIDE DIAMETER | 5.687 INCHES NOMINAL |
| OUTSIDE DIAMETER | 6.062 INCHES NOMINAL |