NSN 4820-00-104-2021

Part Details | SAFETY RELIEF VALVE

4820-00-104-2021 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: C1526A5E2, 627B514T, 627B-5-1/4-T, 627B5 14T, 627B5 1-4T, 4820-00-104-2021, 00-104-2021, 4820001042021, 001042021

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUN 23, 196800-104-202105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-104-2021
Part Number Cage Code Manufacturer
C1526A5E281755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
627B-5-1/4-T09990PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV
627B5 1-4T86768TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC
Technical Data | NSN 4820-00-104-2021
Characteristic Specifications
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING360.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED VALVE STEM LOCK SHIELD AND BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE