NSN 4820-00-640-0458
Part Details | SAFETY RELIEF VALVE
4820-00-640-0458 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: 2OM134IPS100FLGXFLG, 2OM-1-3/4IPS-100-FLGXFLG, P9579BFIG658M0DFLANGES, 2OM134IPS100FLGXFLG, 2OM-1-3/4IPS-100-FLGXFLG, 4820-00-640-0458, 00-640-0458, 4820006400458, 006400458
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-640-0458 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-640-0458
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2OM-1-3/4IPS-100-FLGXFLG | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| P9579BFIG658M0DFLANGES | 37239 | LUNKENHEIMER CO |
| 2OM-1-3/4IPS-100-FLGXFLG | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
Technical Data | NSN 4820-00-640-0458
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A ANGLE |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 2.438 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 2.500 INCHES |
| VALVE SIZE | 0.750 INCHES |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | AUTOMATIC |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | INTEGRAL |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 7.0 TO 25.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |