4710-00-202-8220 PIPE,METALLIC Index 4320-00-202-8224 RING,WEARING

National Stock Number:
4820-00-202-8221

Federal Supply Class:
4820

National Item Identification Number:
002028221

Description:
VALVE,SAFETY RELIEF

Detail:
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.


Manufacturer Information:
3456-16237999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
BB55S47-102PC37380064NAVAL SHIP SYSTEMS COMMAND
C2555-1DPC37337999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
C2555-2DPC37337999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
C3456-1PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
BB55S47-103PC37380064NAVAL SHIP SYSTEMS COMMAND
C3456-8PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
C3457-1PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
C3591-1PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
C3591-8PC16237999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
C3593-1PC17337999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
C3593-2PC17337999EX-CELL-O CORP MACHINE TOOL PRODUCTS DIV
CA122S5505-179253PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-101ALT2PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-102ALT1PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-105ALT2PC16280064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-111ALT2PC16280064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-125PC17380064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-126PC17380064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-93ALT3PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CA68S5505-94ALT2PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-20ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-20PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-21ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-29ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-32PC16280064NAVAL SHIP SYSTEMS COMMAND
CB1S4700-38PC16280064NAVAL SHIP SYSTEMS COMMAND
CL103S4700-309876PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL55S47-80ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL55S47-81ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
D15-649-501-50679500WESTINGHOUSE ELECTRIC CORP
D15-649-501T0506-51279500WESTINGHOUSE ELECTRIC CORP
D15-649BPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-649JPC501T050679500WESTINGHOUSE ELECTRIC CORP
CL55S47-88ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL55S47-89ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CL55S47-92PC16280064NAVAL SHIP SYSTEMS COMMAND
CL55S47-98PC16280064NAVAL SHIP SYSTEMS COMMAND
CL55S4700-28ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-80ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-81ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-88ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-89ALT6PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CV22S47-92PC16280064NAVAL SHIP SYSTEMS COMMAND
CV22S47-98PC16280064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478939PC17380064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478940PC17380064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478970PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-47897501T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478978PC501T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478981PC51T050680064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478982ALT3PC16280064NAVAL SHIP SYSTEMS COMMAND
CVL48S5501-478988ALT3PC16280064NAVAL SHIP SYSTEMS COMMAND
D15-649JPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-649BPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-649-501T0506-51280231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-649-501-50680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-649-501T50680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-649-501-50690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-649-501T0506-51290099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-649BPC50T05 0690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-649JPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-649MPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-653APC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-653BPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-653IPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-653JPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675APC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675BPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675IPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675JPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-675MPC501T050679500WESTINGHOUSE ELECTRIC CORP
D15-683-501T0506-50879500WESTINGHOUSE ELECTRIC CORP
D15-683APC501T0506-50879500WESTINGHOUSE ELECTRIC CORP
D15-683EPC501T0506-50879500WESTINGHOUSE ELECTRIC CORP
DD445S4601-249PC1PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-250PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-257PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-258PC501T050680064NAVAL SHIP SYSTEMS COMMAND
DD445S4601-261ALT1PC16280064NAVAL SHIP SYSTEMS COMMAND
D15-683EPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-683-501T0506-50880231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-675MPC501T0506-50880231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-675JPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-675IPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-675BPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-675APC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-653JPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-653IPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-653BPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-653APC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-649MPC501T050680231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-649MPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-653APC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-653BPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-653IPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-653JPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-675APC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-675BPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-675IPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-675JPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-675MPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-675MPC501T0506-50890099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-683-501T0506-50890099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-683EPC501T050690099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-683APC501T0506-50890099NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
COPPER ALLOY SEAT
STEEL STEM
FLOW CONTROL DEVICEPOPPET
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS
THREAD QUANTITY PER INCH18 1ST END
THREAD DIRECTIONRIGHT-HAND ALL ENDS
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH


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