Product Details | CHECK VALVE

4820-01-018-1718 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: 3P4218, 4820-01-018-1718, 01-018-1718, 4820010181718, 010181718

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21 MAR 1976 01-018-1718

Drawings & Photos | NSN 4820-01-018-1718


Demand History | NSN 4820-01-018-1718

Part Number Request Date QTY Origin
4820-01-018-1718 2012-10-290 5 DIBBS

Cross Reference | NSN 4820-01-018-1718

Part Number Cage Code Manufacturer
3P4218 11083 CATERPILLAR INC. DBA CATERPILLAR

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Technical Data | NSN 4820-01-018-1718

Characteristic Specifications
MATERIAL STEEL OVERALL
STYLE DESIGNATOR A1A ANGLE FLANGED ENDS
VALVE SIZE 2.750 INCHES
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 1.500 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 0.937 INCHES
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE 1ST END FLANGE 2ND END
FLANGE SHAPE RECTANGULAR 1ST END OVAL WITH HOLES 2ND END
NOMINAL THICKNESS 2.000 INCHES 1ST END 0.875 INCHES 2ND END
NOMINAL LENGTH 2.937 INCHES 1ST END 2.906 INCHES 2ND END
NOMINAL WIDTH 2.750 INCHES 1ST END 1.781 INCHES 2ND END
BOLT HOLE QUANTITY 4 1ST END
BOLT HOLE NOMINAL DIAMETER 0.312 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 2.125 INCHES 2ND END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH 2.000 INCHES 1ST END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH 1.875 INCHES 1ST END
FLANGE FACE DESIGN PLAIN 1ST END PLAIN 2ND END
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING

Restrictions/Controls & Freight Information | NSN 4820-01-018-1718

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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 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 4820-01-018-1718

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