NSN 4820-00-133-3457
Part Details | SAFETY RELIEF VALVE
4820-00-133-3457 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: 9457ITEM124, 9507, 9457REVAITEM124, 9457REVAITEM12, 9457ITEM124, 9507, 9457REVAITEM124, 9457REVAITEM12, 4820-00-133-3457, 00-133-3457, 4820001333457, 001333457
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 02, 1969 | 00-133-3457 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE

Cross Reference | NSN 4820-00-133-3457
Part Number | Cage Code | Manufacturer |
---|---|---|
9457ITEM124 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
9507 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
9457REVAITEM124 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
9457REVAITEM12 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
9457ITEM124 | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
9507 | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
9457REVAITEM124 | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
9457REVAITEM12 | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
Technical Data | NSN 4820-00-133-3457
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | ANGLE |
FLOW CONTROL DEVICE | DISK |
VALVE OPERATION METHOD | AUTOMATIC |
RENEWABLE SEAT RING TYPE | THREADED |
BONNET TYPE | OUTSIDE SCREW-YOKE |
BONNET ATTACHMENT METHOD | BOLTED |
DISK LOADING METHOD | SPRING |
ADJUSTABLE PRESSURE RANGE | 140.0 TO 150.0 POUNDS PER SQUARE INCH |
FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | BY THE ADJUSTABLE PRESSURE RANGE SPRING REQUIREMENT |