Product Details | CHECK VALVE

4820-01-186-8658 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: P12614865, 59320D2, 593-20D2, 4820-01-186-8658, 01-186-8658, 4820011868658, 011868658

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 16 AUG 1984 01-186-8658

Drawings & Photos | NSN 4820-01-186-8658


Demand History | NSN 4820-01-186-8658

Part Number Request Date QTY Origin
P12620939 2023-06-173 1 DIBBS
P12620939 2023-04-96 2 DIBBS
P12620939 2022-05-128 2 DIBBS
P12620939 2022-04-103 1 DIBBS
P12620939 2022-03-90 1 DIBBS
P12620939 2021-09-255 1 DIBBS
P12620939 2020-10-294 1 DIBBS
P12620939 2020-07-211 1 DIBBS
P12614865 2020-03-79 2 DIBBS
P12614865 2019-10-276 1 DIBBS
P12614865 2019-04-92 1 DIBBS
P12614865 2019-02-44 1 DIBBS
4820-01-186-8658 2018-10-289 1 DIBBS
4820-01-186-8658 2015-11-317 2 DIBBS
4820-01-186-8658 2015-11-305 2 DIBBS
4820-01-186-8658 2013-11-320 2 DIBBS
4820-01-186-8658 2013-10-304 2 DIBBS

Cross Reference | NSN 4820-01-186-8658

Part Number Cage Code Manufacturer
593-20D2 09990 PARKER-HANNIFIN CORPORATION DBA HYDRAULIC VALVE DIV
593-20D2 86768 TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC
P12614865 82796 COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE

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Technical Data | NSN 4820-01-186-8658

Characteristic Specifications
MATERIAL ALUMINUM BODY STEEL FLOW CONTROL DEVICE RUBBER SEAT
STYLE DESIGNATOR A3 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLE B4 GASKET SEAL 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.250 INCHES ALL ENDS
THREAD SERIES DESIGNATOR UN 1ST END
NOMINAL THREAD SIZE 1.625 INCHES 1ST END
THREAD QUANTITY PER INCH 12 1ST END
THREAD CLASS 2B 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
MOUNTING POSITION HORIZONTAL OR VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-01-186-8658

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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
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 4820-01-186-8658

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