NSN 4820-01-475-7997
Part Details | VENT-CHECK VALVE
4820-01-475-7997 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: 51750FB BRZ COPPER FLT SS SCR, 5-1750FB BRZ COPPER FLT SS SCR, 1750FB5.0IN, 1750FB-5.0IN, 1750F, 1750-F, 4820-01-475-7997, 01-475-7997, 4820014757997, 014757997
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUN 14, 2000 | 01-475-7997 | 52995 ( VALVE, VENT-CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-01-475-7997
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5-1750FB BRZ COPPER FLT SS SCR | 79128 | ROBERT H. WAGER COMPANY, INC. |
| 1750FB-5.0IN | 79128 | ROBERT H. WAGER COMPANY, INC. |
| 1750-F | 79128 | ROBERT H. WAGER COMPANY, INC. |
Technical Data | NSN 4820-01-475-7997
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A STRAIGHT THRU |
| FLOW CONTROL DEVICE | BALL |
| VALVE OPERATION METHOD | AUTOMATIC |
| MOUNTING POSITION | R$DVT |
| SPECIAL FEATURES | HALF BALL FLOAT WITH FLAME SCREEN, PROTECTIVE MESH, AND COVER WHICH IS HELD OPEN WITH 2 TOGGLE BOLTS |