NSN 4820-01-431-6678
Part Details | FLAT VALVE DIAPHRAGM
4820-01-431-6678 An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes DIAPHRAGM, VALVE, SPECIAL SHAPED and GASKET.
Alternate Parts: 8036983468PC027, 803-6983468-PC027, 6983468 PIECE 27, 6983468, 4820-01-431-6678, 01-431-6678, 4820014316678, 014316678
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 16, 1996 | 01-431-6678 | 60396 ( DIAPHRAGM, VALVE, FLAT ) |
REFERENCE DRAWINGS & PICTURES
FLAT
Cross Reference | NSN 4820-01-431-6678
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-6983468-PC027 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 6983468 PIECE 27 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 6983468 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 4820-01-431-6678
| Characteristic | Specifications |
|---|---|
| MATERIAL | PLASTIC POLYAMIDE AND RUBBER |
| STYLE DESIGNATOR | FLAT |
| HOLE DIAMETER | 0.820 INCHES MINIMUM AND 0.860 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 17.000 INCHES NOMINAL |
| BOLT CIRCLE DIAMETER | 15.380 INCHES NOMINAL |
| MATERIAL THICKNESS | 0.100 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| CENTER HOLE DIAMETER | 1.010 INCHES MINIMUM AND 1.050 INCHES MAXIMUM |
| BOLT HOLE QUANTITY | 12 |
| MEDIA FOR WHICH DESIGNED | WATER, SALT |
| PRESSURE RATING | FBA250.0 POUNDS PER SQUARE INCH MINIMUM |
| TEMP RATING | 165.0 DEG FAHRENHEIT MAXIMUM |
| SPECIAL FEATURES | ADDITIONAL MATERIAL: FIBER |
| END ITEM IDENTIFICATION | FIRE FIGHTING EQUIPMENT |