NSN 4820-00-439-9807
Part Details | SAFETY RELIEF VALVE
4820-00-439-9807 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: 2509CB3762, 2509CB376-2, 4820-00-439-9807, 00-439-9807, 4820004399807, 004399807
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | APR 18, 1967 | 00-439-9807 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-439-9807
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2509CB376-2 | 89074 | STANSTEEL CORPA SUB OF ALLIS-CHALMERS CORP |
Technical Data | NSN 4820-00-439-9807
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| VALVE OPERATION METHOD | F$C |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | INTEGRAL |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 75.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY HYDROCARBON DECONTAMINATED FOR LIQUID-OXYGEN SERVICE |
| CRITICALITY CODE JUSTIFICATION | ZZZY |