Product Details | SAFETY RELIEF VALVE

4820-00-446-3499 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: AS11S4946PC433, AS11S49-46PC433, AS11S498PC433, AS11S49-8PC433, AS23S4902467075PC433, AS23S4902-467075PC433, AS23S4902467113PC433, AS23S4902-467113PC433, ASR7S490101PC43, ASR7S4901-01PC43, ASR7S4901039PC433, ASR7S4901-039PC433, BB58S49056PC433, BB58S49-056PC433, BB58S49094PC433, BB58S49-094PC433, BB61S4901PC433, BB61S49-01PC433, BB61S49039PC433, BB61S49-039PC433, CV41S49011ALT1PC433, CV41S4901-1ALT1PC433, CV41S490139PC433, CV41S4901-39PC433, F1G82 1-2, F1G8212, FIG122612IN40LB, FIG1226-1-2IN40LB, FIG122612IN43LB, FIG1226-1-2IN43LB, FIG82-4-1/2, FIG82412, 1226 1-2 61MTXT0, 12261261MTXT0, 150570GPC433, 150-570GPC433, 150570HPC433, 150-570HPC433, 150570KPC433, 150-570KPC433, 150570PC433, 150-570PC433, 150570YPC433, 150-570YPC433, 150608PC433, 150-608PC433, 30433, 30-433, 36B01861PC433, 36B01867PC433, 39B01624PC433, 39B01691PC433, 6182DC58TO72PSI, 6182DCV01KM0061, 6182DCV01-KM0061 , 6182DG 26.0 TO 75.0 PSI, 6182DG260TO750PSI, 8311213ITEM130, 831-1213ITEM130, 4820-00-446-3499, 00-446-3499, 4820004463499, 004463499

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-446-3499

Drawings & Photos | NSN 4820-00-446-3499


Demand History | NSN 4820-00-446-3499

Part Number Request Date QTY Origin
6182DCV01-KM0061 2020-12-336 4 DIBBS
6182DCV01-KM0061 2020-03-68 26 DIBBS
6182DCV01-KM0061 2019-10-300 2 DIBBS
4820-00-446-3499 2011-11-306 2 DIBBS
4820-00-446-3499 2010-11-305 2 DIBBS

Cross Reference | NSN 4820-00-446-3499

Part Number Cage Code Manufacturer
1226 1-2 61MTXT0 37239 LUNKENHEIMER CO
150-570GPC433 27235 HARDIE-TYNES CO., INC.
150-570HPC433 27235 HARDIE-TYNES CO., INC.
150-570KPC433 27235 HARDIE-TYNES CO., INC.
150-570PC433 27235 HARDIE-TYNES CO., INC.
150-570YPC433 27235 HARDIE-TYNES CO., INC.
150-608PC433 27235 HARDIE-TYNES CO., INC.
30-433 27235 HARDIE-TYNES CO., INC.
36B01861PC433 53711 NAVAL SEA SYSTEMS COMMAND
36B01861PC433 80064 NAVAL SHIP SYSTEMS COMMAND
36B01867PC433 53711 NAVAL SEA SYSTEMS COMMAND
36B01867PC433 80064 NAVAL SHIP SYSTEMS COMMAND
39B01624PC433 53711 NAVAL SEA SYSTEMS COMMAND
39B01624PC433 80064 NAVAL SHIP SYSTEMS COMMAND
39B01691PC433 53711 NAVAL SEA SYSTEMS COMMAND
39B01691PC433 80064 NAVAL SHIP SYSTEMS COMMAND
6182DC58TO72PSI 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
6182DC58TO72PSI 1X5W8 PENTAIR VALVES & CONTROLS US LP DBA MARINE PRODUCT TEAM
6182DCV01-KM0061 1X5W8 PENTAIR VALVES & CONTROLS US LP DBA MARINE PRODUCT TEAM
6182DG 26.0 TO 75.0 PSI 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
831-1213ITEM130 53711 NAVAL SEA SYSTEMS COMMAND
831-1213ITEM130 80064 NAVAL SHIP SYSTEMS COMMAND
AS11S49-46PC433 53711 NAVAL SEA SYSTEMS COMMAND
AS11S49-46PC433 80064 NAVAL SHIP SYSTEMS COMMAND
AS11S49-8PC433 53711 NAVAL SEA SYSTEMS COMMAND
AS11S49-8PC433 80064 NAVAL SHIP SYSTEMS COMMAND
AS23S4902-467075PC433 53711 NAVAL SEA SYSTEMS COMMAND
AS23S4902-467075PC433 80064 NAVAL SHIP SYSTEMS COMMAND
AS23S4902-467113PC433 53711 NAVAL SEA SYSTEMS COMMAND
AS23S4902-467113PC433 80064 NAVAL SHIP SYSTEMS COMMAND
ASR7S4901-01PC43 53711 NAVAL SEA SYSTEMS COMMAND
ASR7S4901-01PC43 80064 NAVAL SHIP SYSTEMS COMMAND
ASR7S4901-039PC433 53711 NAVAL SEA SYSTEMS COMMAND
ASR7S4901-039PC433 80064 NAVAL SHIP SYSTEMS COMMAND
BB58S49-056PC433 53711 NAVAL SEA SYSTEMS COMMAND
BB58S49-056PC433 80064 NAVAL SHIP SYSTEMS COMMAND
BB58S49-094PC433 53711 NAVAL SEA SYSTEMS COMMAND
BB58S49-094PC433 80064 NAVAL SHIP SYSTEMS COMMAND
BB61S49-01PC433 53711 NAVAL SEA SYSTEMS COMMAND
BB61S49-01PC433 80064 NAVAL SHIP SYSTEMS COMMAND
BB61S49-039PC433 53711 NAVAL SEA SYSTEMS COMMAND
BB61S49-039PC433 80064 NAVAL SHIP SYSTEMS COMMAND
CV41S4901-1ALT1PC433 53711 NAVAL SEA SYSTEMS COMMAND
CV41S4901-1ALT1PC433 80064 NAVAL SHIP SYSTEMS COMMAND
CV41S4901-39PC433 53711 NAVAL SEA SYSTEMS COMMAND
CV41S4901-39PC433 80064 NAVAL SHIP SYSTEMS COMMAND
F1G82 1-2 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
FIG1226-1-2IN40LB 27235 HARDIE-TYNES CO., INC.
FIG1226-1-2IN40LB 37239 LUNKENHEIMER CO
FIG1226-1-2IN43LB 27235 HARDIE-TYNES CO., INC.
FIG1226-1-2IN43LB 37239 LUNKENHEIMER CO
FIG82-4-1/2 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY

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Technical Data | NSN 4820-00-446-3499

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
STYLE DESIGNATOR C2 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 550.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC OR MANUAL
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END
CONNECTION STYLE G46B PLAIN 1ST END
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES 1ST END
THREAD SERIES DESIGNATOR NPT 1ST END
NOMINAL THREAD SIZE 0.500 INCHES 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 61.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE 1.0 TO 250.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-00-446-3499

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 576 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 4820-00-446-3499

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
Category Code Description
Cognizance Codes9BNavy-owned stocks of 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