NSN 4820-01-420-3868
Part Details | SAFETY RELIEF VALVE
4820-01-420-3868 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: 640B31228, 640B-3-12-28, 640B31228, 640B-3-12-28, 4820-01-420-3868, 01-420-3868, 4820014203868, 014203868
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | OCT 16, 1995 | 01-420-3868 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-01-420-3868
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 640B-3-12-28 | 09990 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV |
| 640B-3-12-28 | 86768 | TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC |
Technical Data | NSN 4820-01-420-3868
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 90.0 POUNDS PER SQUARE INCH |
| ADJUSTABLE PRESSURE RANGE | 40.0 TO 125.0 POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | SIZE 12 IST END CONNECTIONS; BUNA-N O-RING; POLYTETRAFLUOROETHYLENE SEAT |
| END ITEM IDENTIFICATION | NIMITZ CLASS CVN |