Product Details | CHECK VALVE

4820-00-894-1420 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: AV18A1036, 78251981, 7825198-1, 4820-00-894-1420, 00-894-1420, 4820008941420, 008941420

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 25 JAN 1967 00-894-1420

Drawings & Photos | NSN 4820-00-894-1420


Demand History | NSN 4820-00-894-1420

Part Number Request Date QTY Origin
4820-00-894-1420 2011-02-34 9 DIBBS
4820-00-894-1420 2011-01-08 10 DIBBS
4820-00-894-1420 2010-12-337 4 DIBBS
4820-00-894-1420 2010-09-246 3 DIBBS
4820-00-894-1420 2010-08-214 5 DIBBS
4820-00-894-1420 2010-07-189 2 DIBBS
4820-00-894-1420 2010-05-137 6 DIBBS
4820-00-894-1420 2010-04-95 12 DIBBS

Cross Reference | NSN 4820-00-894-1420

Part Number Cage Code Manufacturer
7825198-1 73760 ITT CORPORATION DBA ITT AEROSPACE CONTROLS
7825198-1 88277 BOEING COMPANY, THE DBA BOEING
AV18A1036 73760 ITT CORPORATION DBA ITT AEROSPACE CONTROLS

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Technical Data | NSN 4820-00-894-1420

Characteristic Specifications
MATERIAL ALUMINUM ALLOY A356.0 BODY ALUMINUM ALLOY A356.0 FLOW CONTROL DEVICE RUBBER SEAT
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-596, ALLOY 356 FED SPEC 1ST MATERIAL RESPONSE BODY QQ-A-596, ALLOY 356 FED SPEC 2ND MATERIAL RESPONSE SEAT
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR A6 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED FUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 75.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 130.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED EXTERNAL TUBE 1ST END THREADED INTERNAL BOSS 2ND END
CONNECTION STYLE B61A GROOVED 1ST END B4 GASKET SEAL 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 3.250 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 2ND END
NOMINAL THREAD SIZE 3.500 INCHES 2ND END
THREAD QUANTITY PER INCH 16 2ND END
THREAD CLASS 2B 2ND END
THREAD DIRECTION RIGHT-HAND 2ND END
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING
MOUNTING FACILITY BULKHEAD

Restrictions/Controls & Freight Information | NSN 4820-00-894-1420

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 KE Naval ICP
Philadelphia, PA 19111
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 4820-00-894-1420

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