NSN 4820-01-452-8221

Part Details | SAFETY RELIEF VALVE

4820-01-452-8221 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: 559A2M32, 559A-2M-32, ZM2RV02A320B, 4820-01-452-8221, 01-452-8221, 4820014528221, 014528221

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 09, 199801-452-822105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-01-452-8221
Part Number Cage Code Manufacturer
559A-2M-3291816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
ZM2RV02A320B62701ZEVCO INC
Technical Data | NSN 4820-01-452-8221
Characteristic Specifications
STYLE DESIGNATOR0 ANGLE
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
SPECIAL FEATURESBUNA-N SEALS
END ITEM IDENTIFICATIONCONSOLIDATED AUTOMATED SUPPORT SYSTEM (CASS)