Product Details | SAFETY RELIEF VALVE

4820-00-010-6019 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: MILV22549, MILV22549G1-2 400-33T055SBU, MILV22549G1240033T055SBU, 5015357245PIEC, 501-5357245PIEC, 60-20-1/2IN SET, 602012INSET, 4820-00-010-6019, 00-010-6019, 4820000106019, 000106019

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 19 OCT 1972 00-010-6019

Drawings & Photos | NSN 4820-00-010-6019


Cross Reference | NSN 4820-00-010-6019

Part Number Cage Code Manufacturer
501-5357245PIEC 53711 NAVAL SEA SYSTEMS COMMAND
60-20-1/2IN SET 59375 RGI INC
MILV22549 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILV22549G1-2 400-33T055SBU 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4820-00-010-6019

Characteristic Specifications
MATERIAL NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE BODY QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE SEAT
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 165.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 189.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G21B STREAMLINED WITH ONE BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES ALL ENDS
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 55.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY 2 NUT AND 2 TAILPIECE AND 1 WRENCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
TEST DATA DOCUMENT 81349-MIL-S-901 SPECIFICATION
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILV22549

Restrictions/Controls & Freight Information | NSN 4820-00-010-6019

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 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 4820-00-010-6019

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each