Product Details | BALL VALVE

4820-00-903-4991 A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes VALVE, CHECK.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: SS8452109800ASSYATCK, SS845-2109800ASSYATCK, SS8452109800ASSYATCKL1, SS845-2109800ASSYATCKL1, 2640389X1ASSYA, 2640-389X1ASSYA, 2640389X1ASSYAL1, 2640-389X1ASSYAL1, 4820-00-903-4991, 00-903-4991, 4820009034991, 009034991

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 15 JUN 1966 00-903-4991

Drawings & Photos | NSN 4820-00-903-4991


Cross Reference | NSN 4820-00-903-4991

Part Number Cage Code Manufacturer
2640-389X1ASSYA 96169 ELECTRIC BOAT CORPORATION
2640-389X1ASSYAL1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SS845-2109800ASSYATCK 80064 NAVAL SHIP SYSTEMS COMMAND
SS845-2109800ASSYATCKL1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4820-00-903-4991

Characteristic Specifications
STYLE DESIGNATOR A1 STRAIGHT THRU
MAXIMUM OPERATING PRESSURE 650.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
SPECIAL FEATURES 4 INCH VALVE SIZE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
CRITICALITY CODE JUSTIFICATION ZZZY
MANUFACTURERS CODE 80064
DESIGN CONTROL REFERENCE SS845-2109800ASSYATCK

Restrictions/Controls & Freight Information | NSN 4820-00-903-4991

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
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 062900 RECTIFIERS NOI/BATTERY ELIMINATORS
Less than car load rating M 85
Less than truck load rating M 85.0
Water commodity Code 658 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
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 4820-00-903-4991

Category Code Description
Cognizance Codes3HNAVICP MECH managed Field Level Repairables
Naval Inventory Control Point, Mechanicsburg
Special Material IDL1An items that supports either a SUBSAFE or Level 1 system that has undergone the extreme material control and quality assurance techniques that provide objective exidence of its acceptance for its appropriate application. Each item has certification papers (or special markings that provide traceability to the certification) that pedigree its material and physical properties, provide traceability, to manufacturer, contract list and lot, and document the quality assurance system and test requirements applied to the item.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each