Product Details | SAFETY RELIEF VALVE

4820-00-446-2695 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.

Part Alternates: A1PC19, BDE1S51015ALT2PC19, BDE1S5101-5ALT2PC19, C371APC19, YSR17S5100703108PC19, YSR17S5100-703108PC19, 14039CR2601130, 14039CR2601-130, 23MS34IN130PSI, 260134130PSI, 2601-3-4-130PSI, 4820-00-446-2695, 00-446-2695, 4820004462695, 004462695

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1961 00-446-2695

Drawings & Photos | NSN 4820-00-446-2695


Cross Reference | NSN 4820-00-446-2695

Part Number Cage Code Manufacturer
14039CR2601-130 03268 AMES IRON WORKS
23-MS,3/4IN,130PSI 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
2601-3-4-130PSI 14959 CRANE CO DIV VALVE DIV
A1PC19 03268 AMES IRON WORKS
BDE1S5101-5ALT2PC19 53711 NAVAL SEA SYSTEMS COMMAND
BDE1S5101-5ALT2PC19 80064 NAVAL SHIP SYSTEMS COMMAND
C371APC19 03268 AMES IRON WORKS
YSR17S5100-703108PC19 53711 NAVAL SEA SYSTEMS COMMAND
YSR17S5100-703108PC19 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-00-446-2695

Characteristic Specifications
MATERIAL COPPER ALLOY BODY COPPER ALLOY FLOW CONTROL DEVICE COPPER ALLOY SEAT STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED OIL 1ST RESPONSE STEAM 2ND RESPONSE WATER, FRESH 3RD RESPONSE
MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 400.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLE G9 PLAIN 1ST END G46B PLAIN 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES 1ST END 0.750 INCHES 2ND END
THREAD SERIES DESIGNATOR NPT 1ST END NPT 2ND END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END 0.750 INCHES 2ND END
THREAD QUANTITY PER INCH 14 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 121.0 TO 250.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE

Restrictions/Controls & Freight Information | NSN 4820-00-446-2695

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-00-446-2695

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each