NSN 4820-00-202-8221

Part Details | SAFETY RELIEF VALVE

4820-00-202-8221 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: C35932PC173, C3593-2PC173, C35931PC173, C3593-1PC173, C35918PC162, C3591-8PC162, C35911PC162, C3591-1PC162, C34571PC162, C3457-1PC162, C34568PC162, C3456-8PC162, C34561PC162, C3456-1PC162, 3456162, 3456-162, C25552DPC373, C2555-2DPC373, C25551DPC373, C2555-1DPC373, BB55S47103PC373, BB55S47-103PC373, CV22S4780ALT6PC501T0506, CV22S47-80ALT6PC501T0506, BB55S47102PC373, BB55S47-102PC373, CVL48S5501478988ALT3PC162, CVL48S5501-478988ALT3PC162, CVL48S5501478982ALT3PC162, CVL48S5501-478982ALT3PC162, CVL48S5501478981PC51T0506, CVL48S5501-478981PC51T0506, CVL48S5501478978PC501T0506, CVL48S5501-478978PC501T0506, CVL48S550147897501T0506, CVL48S5501-47897501T0506, CVL48S5501478970PC501T0506, CVL48S5501-478970PC501T0506, CVL48S5501478940PC173, CVL48S5501-478940PC173, CVL48S5501478939PC173, CVL48S5501-478939PC173, CL55S470028ALT6PC501T0506, CL55S4700-28ALT6PC501T0506, CL55S4798PC162, CL55S47-98PC162, CL55S4792PC162, CL55S47-92PC162, CL55S4789ALT6PC501T0506, CL55S47-89ALT6PC501T0506, CL55S4788ALT6PC501T0506, CL55S47-88ALT6PC501T0506, DD445S4601261ALT1PC162, DD445S4601-261ALT1PC162, CL55S4781ALT6PC501T0506, CL55S47-81ALT6PC501T0506, DD445S4601258PC501T0506, DD445S4601-258PC501T0506, CL55S4780ALT6PC501T0506, CL55S47-80ALT6PC501T0506, DD445S4601257PC501T0506, DD445S4601-257PC501T0506, CL103S4700309876PC501T0506, CL103S4700-309876PC501T0506, DD445S4601250PC501T0506, DD445S4601-250PC501T0506, CB1S470038PC162, CB1S4700-38PC162, DD445S4601249PC1PC501T0506, DD445S4601-249PC1PC501T0506, CB1S470032PC162, CB1S4700-32PC162, CB1S470029ALT6PC501T0506, CB1S4700-29ALT6PC501T0506, CB1S470021ALT6PC501T0506, CB1S4700-21ALT6PC501T0506, CB1S470020PC501T0506, CB1S4700-20PC501T0506, CB1S470020ALT6PC501T0506, CB1S4700-20ALT6PC501T0506, CA68S550594ALT2PC501T0506, CA68S5505-94ALT2PC501T0506, CA68S550593ALT3PC501T0506, CA68S5505-93ALT3PC501T0506, CA68S5505126PC173, CA68S5505-126PC173, CA68S5505125PC173, CA68S5505-125PC173, CA68S5505111ALT2PC162, CA68S5505-111ALT2PC162, CV22S4798PC162, CV22S47-98PC162, CA68S5505105ALT2PC162, CA68S5505-105ALT2PC162, CV22S4792PC162, CV22S47-92PC162, CA68S5505102ALT1PC501T0506, CA68S5505-102ALT1PC501T0506, CV22S4789ALT6PC501T0506, CV22S47-89ALT6PC501T0506, CA68S5505101ALT2PC501T0506, CA68S5505-101ALT2PC501T0506, CV22S4788ALT6PC501T0506, CV22S47-88ALT6PC501T0506, CA122S5505179253PC501T0506, CA122S5505-179253PC501T0506, CV22S4781ALT6PC501T0506, CV22S47-81ALT6PC501T0506, D15649JPC501T0506, D15-649JPC501T0506, D15675MPC501T0506508, D15-675MPC501T0506-508, D15675MPC501T0506, D15-675MPC501T0506, D15649BPC50T05 06, D15-649BPC50T05 06, D15675JPC501T0506, D15-675JPC501T0506, D15649501T0506512, D15-649-501T0506-512, D15675IPC501T0506, D15-675IPC501T0506, D15649501506, D15-649-501-506, D15675BPC501T0506, D15-675BPC501T0506, D15675APC501T0506, D15-675APC501T0506, D15653JPC501T0506, D15-653JPC501T0506, D15653IPC501T0506, D15-653IPC501T0506, D15653BPC501T0506, D15-653BPC501T0506, D15653APC501T0506, D15-653APC501T0506, D15683EPC501T0506, D15-683EPC501T0506, D15683APC501T0506508, D15-683APC501T0506-508, D15649MPC501T0506, D15-649MPC501T0506, D15683501T0506508, D15-683-501T0506-508, D15683501T0506508, D15-683-501T0506-508, D15649JPC501T0506, D15-649JPC501T0506, D15649BPC501T0506, D15-649BPC501T0506, D15675MPC501T0506, D15-675MPC501T0506, D15675JPC501T0506, D15-675JPC501T0506, D15649501T0506512, D15-649-501T0506-512, D15675IPC501T0506, D15-675IPC501T0506, D15649501506, D15-649-501-506, D15675BPC501T0506, D15-675BPC501T0506, D15675APC501T0506, D15-675APC501T0506, D15653JPC501T0506, D15-653JPC501T0506, D15653IPC501T0506, D15-653IPC501T0506, D15653BPC501T0506, D15-653BPC501T0506, D15683EPC501T0506508, D15-683EPC501T0506-508, D15653APC501T0506, D15-653APC501T0506, D15683APC501T0506508, D15-683APC501T0506-508, D15649MPC501T0506, D15-649MPC501T0506, D15649JPC501T0506, D15-649JPC501T0506, D15675MPC501T0506508, D15-675MPC501T0506-508, D15649BPC501T0506, D15-649BPC501T0506, D15649501T506, D15-649-501T506, D15675JPC501T0506, D15-675JPC501T0506, D15649501T0506512, D15-649-501T0506-512, D15675IPC501T0506, D15-675IPC501T0506, D15649501506, D15-649-501-506, D15675BPC501T0506, D15-675BPC501T0506, D15675APC501T0506, D15-675APC501T0506, D15653JPC501T0506, D15-653JPC501T0506, D15653IPC501T0506, D15-653IPC501T0506, D15653BPC501T0506, D15-653BPC501T0506, D15653APC501T0506, D15-653APC501T0506, D15683EPC501T0506, D15-683EPC501T0506, D15649MPC501T0506, D15-649MPC501T0506, D15683501T0506508, D15-683-501T0506-508, 4820-00-202-8221, 00-202-8221, 4820002028221, 002028221

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-202-822105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-202-8221
Part Number Cage Code Manufacturer
C3593-2PC17337999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C3593-1PC17337999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C3591-8PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C3591-1PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C3457-1PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C3456-8PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C3456-1PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
3456-16237999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C2555-2DPC37337999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
C2555-1DPC37337999EX-CELL-O CORP MACHINE TOOL PRODUCTSDIV
BB55S47-103PC37380064NAVAL SHIP SYSTEMS COMMAND
CV22S47-80ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
BB55S47-102PC37380064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478988ALT3PC16280064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478982ALT3PC16280064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478981PC51T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478978PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-47897501T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478970PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478940PC17380064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478939PC17380064NAVAL SHIP SYSTEMS COMMAND
CL55S4700-28ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL55S47-98PC16280064NAVAL SHIP SYSTEMS COMMAND
CL55S47-92PC16280064NAVAL SHIP SYSTEMS COMMAND
CL55S47-89ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL55S47-88ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-261ALT1PC16280064NAVAL SHIP SYSTEMS COMMAND
CL55S47-81ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-258PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL55S47-80ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-257PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL103S4700-309876PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-250PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-38PC16280064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-249PC1PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-32PC16280064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-29ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-21ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-20PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-20ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-94ALT2PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-93ALT3PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-126PC17380064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-125PC17380064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-111ALT2PC16280064NAVAL SHIP SYSTEMS COMMAND
CV22S47-98PC16280064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-105ALT2PC16280064NAVAL SHIP SYSTEMS COMMAND
CV22S47-92PC16280064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-102ALT1PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-89ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-101ALT2PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-88ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA122S5505-179253PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-81ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
D15-649JPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-675MPC501T0506-50890099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-675MPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-649BPC50T05 0690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-675JPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-649-501T0506-51290099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-675IPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-649-501-50690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-675BPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-675APC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-653JPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-653IPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-653BPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-653APC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-683EPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-683APC501T0506-50890099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-649MPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-683-501T0506-50890099NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA NORTHROP GRUMMAN MARINE SYSTEMS
D15-683-501T0506-50879500WESTINGHOUSE ELECTRIC CORP
D15-649JPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-649BPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675MPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675JPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-649-501T0506-51279500WESTINGHOUSE ELECTRIC CORP
D15-675IPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-649-501-50679500WESTINGHOUSE ELECTRIC CORP
D15-675BPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675APC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-653JPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-653IPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-653BPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-683EPC501T0506-50879500WESTINGHOUSE ELECTRIC CORP
D15-653APC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-683APC501T0506-50879500WESTINGHOUSE ELECTRIC CORP
D15-649MPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-649JPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-675MPC501T0506-50880231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-649BPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-649-501T50680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-675JPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-649-501T0506-51280231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-675IPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-649-501-50680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-675BPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-675APC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-653JPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-653IPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-653BPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-653APC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-683EPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-649MPC501T050680231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
D15-683-501T0506-50880231WESTINGHOUSE ELECTRIC CORPSTURTEVANT DIV
Technical Data | NSN 4820-00-202-8221
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH