Part Details | SAFETY RELIEF VALVE
4820-00-166-0278 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: 3176765, A34153 M0D, A34153, 4820-00-166-0278, 00-166-0278, 4820001660278, 001660278
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | NOV 19, 1971 | 00-166-0278 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-166-0278
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3176765 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| A34153 M0D | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
| A34153 | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
Technical Data | NSN 4820-00-166-0278
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A ANGLE |
| VALVE SIZE | 1.500 INCHES |
| FLOW CONTROL DEVICE | DISK |
| VALVE DISCHARGE FLOW RATE | 8900.0 POUNDS PER HOUR |
| VALVE OPERATION METHOD | C$F |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | EXPOSED SPRING |
| BONNET ATTACHMENT METHOD | BOLTED |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 700.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| SPECIAL FEATURES | THE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT AND AS MODIFIED BY CROSBY VALVE AND GAGE CO DRAWING H43589 SHEET 2 |