NSN 4820-01-250-1535

Part Details | SAFETY RELIEF VALVE

4820-01-250-1535 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: 559A6D2, 559A-6D-2, 1206916, 942645, 5942645, 4820-01-250-1535, 01-250-1535, 4820012501535, 012501535

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 26, 198701-250-153505488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.

Cross Reference | NSN 4820-01-250-1535
Part Number Cage Code Manufacturer
559A-6D-291816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
120691656232LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
94264553711NAVAL SEA SYSTEMS COMMAND
594264553711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 4820-01-250-1535
Characteristic Specifications
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING2.0 POUNDS PER SQUARE INCH