NSN 4820-01-173-4594

Part Details | SAFETY RELIEF VALVE

4820-01-173-4594 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: D559B4M20, D559B-4M-20, B559B4MD, B559B-4M-D, 4820-01-173-4594, 01-173-4594, 4820011734594, 011734594

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 06, 198401-173-459405488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-01-173-4594
Part Number Cage Code Manufacturer
D559B-4M-2091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
B559B-4M-D91816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
Technical Data | NSN 4820-01-173-4594
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP