Product Details | SAFETY RELIEF VALVE

4820-00-275-1209 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: D42UU12, D42UU-12, MILV22549, MIL-V-22549, MILV22549124000316T0360SBU, MIL-V-22549-1-2-4000-316T0360SBU, 87CS1659521316T360PSI, 87CS165-9521-316T360PSI , 4820-00-275-1209, 00-275-1209, 4820002751209, 002751209

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 08 AUG 1973 00-275-1209

Drawings & Photos | NSN 4820-00-275-1209


Demand History | NSN 4820-00-275-1209

Part Number Request Date QTY Origin
4820-00-275-1209 2015-01-12 10 DIBBS
4820-00-275-1209 2015-01-07 2 DIBBS
4820-00-275-1209 2014-11-307 7 DIBBS
4820-00-275-1209 2014-10-296 7 DIBBS
4820-00-275-1209 2008-11-311 12 DIBBS

Cross Reference | NSN 4820-00-275-1209

Part Number Cage Code Manufacturer
87CS165-9521-316T360PSI 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
CS-FLR-4820-1209 16236 DLA LAND AND MARITIME
MIL-V-22549 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-V-22549-1-2-4000-316T0360SBU 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4820-00-275-1209

Characteristic Specifications
MATERIAL COPPER ALLOY 922 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL
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 334.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 334.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED EXTERNAL PIPE 1ST END UNTHREADED EXTERNAL PIPE 2ND END
CONNECTION STYLE G60B PLAIN 1ST END G60B PLAIN 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES 1ST END 0.500 INCHES 2ND END
RENEWABLE SEAT RING TYPE THREADED
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 316.0 TO 360.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
DEPARTURE FROM CITED DOCUMENT AS MODIFIED BY THE PIPE THD
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-V-22549

Restrictions/Controls & Freight Information | NSN 4820-00-275-1209

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 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 4820-00-275-1209

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each