NSN 4820-01-457-3300
Part Details | VENT-CHECK VALVE
4820-01-457-3300 A dual purpose marine valve used primarily with shipboard cargo tanks and bulkheads. It acts both as a vent valve, to relieve vacuum and pressure, and a check valve, to prevent cargo contamination. It is equipped with an internal flame screen and/or a protective mesh and may include a hinged cover.
Alternate Parts: 121750WSG, 12-1750WSG, 4820-01-457-3300, 01-457-3300, 4820014573300, 014573300
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUL 20, 1998 | 01-457-3300 | 52995 ( VALVE, VENT-CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-01-457-3300
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12-1750WSG | 79128 | ROBERT H. WAGER COMPANY, INC. |
Technical Data | NSN 4820-01-457-3300
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | STRAIGHT THRU |
| FLOW CONTROL DEVICE | BALL |
| VALVE OPERATION METHOD | AUTOMATIC |
| MOUNTING POSITION | HORIZONTAL |
| DISK LOADING METHOD | WEIGHT |
| END ITEM IDENTIFICATION | STRATEGIC SEALIFT CONVERSION SHIPS CLASS |