NSN 4820-01-189-3920
Part Details | SAFETY RELIEF VALVE
4820-01-189-3920 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: 75421091, 75421-091, P075421091, P075421-091, 4820-01-189-3920, 01-189-3920, 4820011893920, 011893920
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | SEP 14, 1984 | 01-189-3920 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-189-3920
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 75421-091 | 02964 | AMERICAN STERILIZER COMPANYDBA AMSCO STERILITY ASSURANCE |
| P075421-091 | 0NWN1 | STERIS CORPORATION |
Technical Data | NSN 4820-01-189-3920
| Characteristic | Specifications |
|---|---|
| FLOW CONTROL DEVICE | DISK |
| VALVE DISCHARGE FLOW RATE | 423.0 POUNDS PER HOUR |
| VALVE OPERATION METHOD | AUTOMATIC |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 100.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE |
| SPECIAL FEATURES | RESEATING PRESSURE SHALL NOT BE LOWER THAN 94 PSI,VALVE MUST HAVE TEST LEVER STAMP 100.0 PSI ON VALVE BODY |