NSN 4820-01-408-1657
Part Details | SAFETY RELIEF VALVE
4820-01-408-1657 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: SW129 01E0500, SW129, 211076729, SW12901B0500, SW129-01B0500, 4820-01-408-1657, 01-408-1657, 4820014081657, 014081657
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 10, 1995 | 01-408-1657 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-01-408-1657
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SW129 01E0500 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| SW129 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| 211076729 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| SW129-01B0500 | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
Technical Data | NSN 4820-01-408-1657
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A ANGLE |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 5.501 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 5.501 INCHES |
| VALVE SIZE | 2.500 INCHES |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | AUTOMATIC |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | UNION |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 500.0 POUNDS PER SQUARE INCH |