NSN 4820-01-124-9979

Part Details | SAFETY RELIEF VALVE

4820-01-124-9979 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: 559B1M8, 559B-1M-8, 559B1M8, 559B-1M-8, 4820-01-124-9979, 01-124-9979, 4820011249979, 011249979

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 19, 198201-124-997905488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-01-124-9979
Part Number Cage Code Manufacturer
559B-1M-891816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
559B-1M-870210HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 4820-01-124-9979
Characteristic Specifications
SURFACE TREATMENT CHROMIUM
STYLE DESIGNATOR STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING8.0 POUNDS PER SQUARE INCH