NSN 4820-00-204-1811
Part Details | SAFETY RELIEF VALVE
4820-00-204-1811 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: 5036, 4820-00-204-1811, 00-204-1811, 4820002041811, 002041811
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 01, 1963 | 00-204-1811 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU

Cross Reference | NSN 4820-00-204-1811
Part Number | Cage Code | Manufacturer |
---|---|---|
5036 | 97415 | TRIUMPH ACTUATION SYSTEMS - YAKIMA,LLC |
Technical Data | NSN 4820-00-204-1811
Characteristic | Specifications |
---|---|
SURFACE TREATMENT | ANODIZE |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
STYLE DESIGNATOR | STRAIGHT THRU |
FLOW CONTROL DEVICE | POPPET |
VALVE DISCHARGE FLOW RATE | 3.0 GALLONS PER MINUTE |
VALVE OPERATION METHOD | AUTOMATIC |
DISK LOADING METHOD | SPRING |
OPENING PRESSURE SETTING | 500.0 POUNDS PER SQUARE INCH |
ADJUSTABLE PRESSURE RANGE | 500.0 TO 550.0 POUNDS PER SQUARE INCH |
FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
SPECIAL FEATURES | MAXIMUM FREE FLOW CRACKING PRESSURE 5 PSI |