NSN 4820-00-552-3498

Part Details | SAFETY RELIEF VALVE

4820-00-552-3498 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: 645B612T, 645B-6-12-T, 645B612T, 645B6-12T, 4820-00-552-3498, 00-552-3498, 4820005523498, 005523498

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 24, 197400-552-349805488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-552-3498
Part Number Cage Code Manufacturer
645B-6-12-T09990PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV
645B6-12T86768TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC
Technical Data | NSN 4820-00-552-3498
Characteristic Specifications
SURFACE TREATMENT PASSIVATE
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING550.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE430.0 TO 650.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE