NSN 4820-01-120-1053

Part Details | SAFETY RELIEF VALVE

4820-01-120-1053 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: D559B1M20, D559B-1M-20, 4820-01-120-1053, 01-120-1053, 4820011201053, 011201053

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 11, 198101-120-105305488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-01-120-1053
Part Number Cage Code Manufacturer
D559B-1M-2091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
Technical Data | NSN 4820-01-120-1053
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH