Product Details | SAFETY RELIEF VALVE

4820-01-518-2495 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: A02B2HZN , B/M 50741 ITEM 6, BM50741ITEM6, 50741, 243022, 4820-01-518-2495, 01-518-2495, 4820015182495, 015182495

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 MAR 2004 01-518-2495

Drawings & Photos | NSN 4820-01-518-2495


Demand History | NSN 4820-01-518-2495

Part Number Request Date QTY Origin
243022 2022-03-61 18 DIBBS
A02B2HZN 2022-03-61 18 DIBBS
B/M 50741 ITEM 6 2022-03-61 18 DIBBS
243022 2021-10-298 18 DIBBS
A02B2HZN 2021-10-298 18 DIBBS
B/M 50741 ITEM 6 2021-10-298 18 DIBBS
243022 2021-10-284 18 DIBBS
A02B2HZN 2021-10-284 18 DIBBS
B/M 50741 ITEM 6 2021-10-284 18 DIBBS
243022 2021-07-199 18 DIBBS
A02B2HZN 2021-07-199 18 DIBBS
B/M 50741 ITEM 6 2021-07-199 18 DIBBS
243022 2021-06-159 2 DIBBS
A02B2HZN 2021-06-159 2 DIBBS
B/M 50741 ITEM 6 2021-06-159 2 DIBBS
243022 2021-01-20 2 DIBBS
A02B2HZN 2021-01-20 2 DIBBS
B/M 50741 ITEM 6 2021-01-20 2 DIBBS
243022 2020-12-336 2 DIBBS
A02B2HZN 2020-12-336 2 DIBBS
B/M 50741 ITEM 6 2020-12-336 2 DIBBS
243022 2020-09-268 2 DIBBS
A02B2HZN 2020-09-268 2 DIBBS
B/M 50741 ITEM 6 2020-09-268 2 DIBBS
243022 2019-04-105 2 DIBBS
A02B2HZN 2019-04-105 2 DIBBS
B/M 50741 ITEM 6 2019-04-105 2 DIBBS
243022 2019-03-63 2 DIBBS
A02B2HZN 2019-03-63 2 DIBBS
B/M 50741 ITEM 6 2019-03-63 2 DIBBS
243022 2019-02-38 2 DIBBS
A02B2HZN 2019-02-38 2 DIBBS
B/M 50741 ITEM 6 2019-02-38 2 DIBBS

Cross Reference | NSN 4820-01-518-2495

Part Number Cage Code Manufacturer
243022 60848 ALLIED SYSTEMS COMPANY
50741 60848 ALLIED SYSTEMS COMPANY
A02B2HZN 0FHH8 STERLING HYDRAULICS INC
A02B2HZN F6566 F.P.HYDRAULIQUE
B/M 50741 ITEM 6 60848 ALLIED SYSTEMS COMPANY

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Technical Data | NSN 4820-01-518-2495

Characteristic Specifications
STYLE DESIGNATOR C11 SCREW-IN CARTRIDGE
MEDIA FOR WHICH DESIGNED OIL, LUBRICATING, DIESTER BASE SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 210.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 8.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL BOSS 1ST END
CONNECTION STYLE G50 EXTERNAL SEAT FOR GASKET SEAL 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
ADJUSTABLE PRESSURE RANGE 72.0 TO 3000.0 POUNDS PER SQUARE INCH
MINIMUM OPERATING TEMP -20.0 DEG FAHRENHEIT
III END ITEM IDENTIFICATION 4820-01-518-2475 8 VALVE MANIFOLD ASSEMBLY
III PART NAME ASSIGNED BY CONTROLLING AGENCY DIRECT ACTING, POPPET TYPE RELIEF VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-518-2495

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 4820-01-518-2495

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