Product Details | SAFETY RELIEF VALVE

4820-01-315-2564 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: D49501 ITEM R10AH1H1AE-BM3, D49501ITEMR10AH1H1AEBM3, R10AH1H1AE-BM3 AND D49501, R10AH1H1AEBM3ANDD49501, 4820-01-315-2564, 01-315-2564, 4820013152564, 013152564

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 13 FEB 1990 01-315-2564

Drawings & Photos | NSN 4820-01-315-2564


Demand History | NSN 4820-01-315-2564

Part Number Request Date QTY Origin
D49501 ITEM R10AH1H1AE-BM3 2020-02-48 1 DIBBS
R10AH1H1AE-BM3 AND D49501 2020-02-48 1 DIBBS
4820-01-315-2564 2014-04-93 1 DIBBS
4820-01-315-2564 2014-03-82 1 DIBBS
4820-01-315-2564 2013-01-11 1 DIBBS
4820-01-315-2564 2012-10-302 1 DIBBS
4820-01-315-2564 2011-09-252 1 DIBBS
4820-01-315-2564 2008-12-357 1 DIBBS

Cross Reference | NSN 4820-01-315-2564

Part Number Cage Code Manufacturer
D49501 ITEM R10AH1H1AE-BM3 34889 HUNT VALVE COMPANY INC DBA UNION FLONETICS
R10AH1H1AE-BM3 AND D49501 34889 HUNT VALVE COMPANY INC DBA UNION FLONETICS

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Technical Data | NSN 4820-01-315-2564

Characteristic Specifications
MATERIAL COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT STEEL CORROSION RESISTING STEM
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 250.0 DEG FAHRENHEIT SINGLE RESPONSE
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 1.500 INCHES ALL ENDS
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD BOLTED
ADJUSTABLE PRESSURE RANGE 126.0 TO 154.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-315-2564

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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4820-01-315-2564

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