Product Details | SAFETY RELIEF VALVE

4820-01-143-1383 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: D44UU-09 1/2 X 3/4 IN , D44UU0912X34IN, 20234 PART 2023411941SS, 2023411941SS, 20234-11-941SS, 20234PART2023411941SS, 4820-01-143-1383, 01-143-1383, 4820011431383, 011431383

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 NOV 1982 01-143-1383

Drawings & Photos | NSN 4820-01-143-1383


Cross Reference | NSN 4820-01-143-1383

Part Number Cage Code Manufacturer
20234 PART 2023411941SS 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20234 PART 2023411941SS 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
20234-11-941SS 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20234-11-941SS 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
D44UU-09 1/2 X 3/4 IN 5P967 DANTE VALVE COMPANY INC
D44UU-09 1/2 X 3/4 IN 65079 DANCO VALVE COMPANY

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Technical Data | NSN 4820-01-143-1383

Characteristic Specifications
MATERIAL COPPER ALLOY BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE STEEL CORROSION RESISTING SEAT STEEL CORROSION RESISTING STEM
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE BALL
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLE G30A SOCKET WITH BRAZING RING ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.750 INCHES 1ST END 0.500 INCHES 2ND END
ADJUSTABLE PRESSURE RANGE 228.0 TO 265.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY 2 NUT AND 2 TAILPIECE
III END ITEM IDENTIFICATION AIR COMPRESSORS, HIGH PRESSURE

Restrictions/Controls & Freight Information | NSN 4820-01-143-1383

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:AItem does not contain precious metal
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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-01-143-1383

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