NSN 4820-00-450-6539
Part Details | SAFETY RELIEF VALVE
4820-00-450-6539 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: 166L0683, 166L068-3, 46441, 4644-1, 4820-00-450-6539, 00-450-6539, 4820004506539, 004506539
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 23, 1972 | 00-450-6539 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-450-6539
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 166L068-3 | 78022 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE |
| 4644-1 | 78357 | PARKER-HANNIFIN CORPORATIONDBA SNAP TITE QD & V |
Technical Data | NSN 4820-00-450-6539
| Characteristic | Specifications |
|---|---|
| SURFACE TREATMENT | ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 1425.0 POUNDS PER SQUARE INCH |