NSN 4820-01-408-8991
Part Details | SAFETY RELIEF VALVE
4820-01-408-8991 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Alternate Parts: NMP1569A01S0800, NMP1569, NMP1569A01S0800 L1, NMP1569 L1, 4820-01-408-8991, 01-408-8991, 4820014088991, 014088991
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 28, 1995 | 01-408-8991 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-01-408-8991
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NMP1569A01S0800 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| NMP1569 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| NMP1569A01S0800 L1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| NMP1569 L1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
Technical Data | NSN 4820-01-408-8991
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A ANGLE |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 10.440 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 8.880 INCHES |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | MANUAL |
| DISK LOADING METHOD | SPRING |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |