NSN 4820-00-185-6849
Part Details | SAFETY RELIEF VALVE
4820-00-185-6849 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: 8P1303, 8P130-3, 8P1309, 8P130-9, 166P299, 4820-00-185-6849, 00-185-6849, 4820001856849, 001856849
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | FEB 24, 1971 | 00-185-6849 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.

Cross Reference | NSN 4820-00-185-6849
Part Number | Cage Code | Manufacturer |
---|---|---|
8P130-3 | 82829 | ALLEN AIRCRAFT PRODUCTS INC |
8P130-9 | 82829 | ALLEN AIRCRAFT PRODUCTS INC |
166P299 | 78022 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE |
Technical Data | NSN 4820-00-185-6849
Characteristic | Specifications |
---|---|
SURFACE TREATMENT | ANODIZE |
STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. |
FLOW CONTROL DEVICE | PISTON |
VALVE OPERATION METHOD | AUTOMATIC |
DISK LOADING METHOD | SPRING |
OPENING PRESSURE SETTING | 4.0 POUNDS PER SQUARE INCH |