Product Details | VALVE SEAT

4820-01-621-6643 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 8880-018 ITEM NO 05D , 8880018ITEMNO05D, 9018001002S, 9018-001-002-S , 4820-01-621-6643, 01-621-6643, 4820016216643, 016216643

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 2013258 01-621-6643

Cross Reference | NSN 4820-01-621-6643

Part Number Cage Code Manufacturer
8880-018 ITEM NO 05D 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
9018-001-002-S 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION

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Technical Data | NSN 4820-01-621-6643

Characteristic Specifications
STYLE DESIGNATOR PLAIN
MATERIAL STEEL SEAT
MATERIAL DOCUMENT AND CLASSIFICATION ASTMA105 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
III END ITEM IDENTIFICATION 7 INCH OR 8 INCH VALVE GATE

Restrictions/Controls & Freight Information | NSN 4820-01-621-6643

Category Code Description
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.
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.
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 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 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 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 4820-01-621-6643

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