Product Details | SAFETY RELIEF VALVE

4820-01-287-2444 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: R4V1053911A, R4V-10-539-11-A, R4V1053911A5, R4V-10-539-11-A5 , 4RV1053911A5, 4RV-10-539-11-A5, 4820-01-287-2444, 01-287-2444, 4820012872444, 012872444

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 19 OCT 1988 01-287-2444

Demand History | NSN 4820-01-287-2444

Part Number Request Date QTY Origin
R4V-10-539-11-A5 2022-02-54 20 DIBBS
R4V-10-539-11-A5 2022-02-53 20 DIBBS
R4V-10-539-11-A5 2022-01-25 10 DIBBS
R4V-10-539-11-A5 2021-10-287 20 DIBBS
R4V-10-539-11-A5 2021-10-276 20 DIBBS
R4V-10-539-11-A5 2020-08-233 24 DIBBS
R4V-10-539-11-A5 2020-04-114 5 DIBBS
R4V-10-539-11-A5 2020-04-100 10 DIBBS
R4V-10-539-11-A5 2020-03-72 7 DIBBS
4820-01-287-2444 2017-08-222 8 DIBBS
4820-01-287-2444 2016-09-273 8 DIBBS
4820-01-287-2444 2016-03-63 6 DIBBS
4820-01-287-2444 2015-09-250 6 DIBBS
4820-01-287-2444 2015-08-216 4 DIBBS
4820-01-287-2444 2015-07-211 3 DIBBS
4820-01-287-2444 2011-02-34 4 DIBBS

Cross Reference | NSN 4820-01-287-2444

Part Number Cage Code Manufacturer
4RV-10-539-11-A5 9F512 PARKER-HANNIFIN CORPORATION DBA HYDRAULIC PUMP DIVISION
R4V-10-539-11-A 9F512 PARKER-HANNIFIN CORPORATION DBA HYDRAULIC PUMP DIVISION

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-01-287-2444

Technical Data | NSN 4820-01-287-2444

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING BODY
STYLE DESIGNATOR B2 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 100.0 TO 5000.0 POUNDS PER SQUARE INCH
MOUNTING FACILITY PANEL
SPECIAL FEATURES VITON SEALS

Restrictions/Controls & Freight Information | NSN 4820-01-287-2444

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 4820-01-287-2444

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
ReparabilityDField Level Reparables
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