Product Details | VALVE SEAT

4820-01-476-1571 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: 264080101-0012, 2640-801X01PC 12, 2640801X01PC12, 56472867406, 564-7286740-6, 56970417, 56-97-0417 , 7286740, 4820-01-476-1571, 01-476-1571, 2640801010012, 4820014761571, 014761571

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 JUN 2000 01-476-1571

Demand History | NSN 4820-01-476-1571

Part Number Request Date QTY Origin
2640-801X01PC 12 2024-08-214 14 DIBBS
56-97-0417 2024-08-214 14 DIBBS
2640-801X01PC 12 2023-08-236 5 DIBBS
56-97-0417 2023-08-236 5 DIBBS
2640-801X01PC 12 2022-08-223 5 DIBBS
56-97-0417 2022-08-223 5 DIBBS
4820-01-476-1571 2017-06-163 13 DIBBS
4820-01-476-1571 2014-09-267 8 DIBBS
4820-01-476-1571 2014-07-209 6 DIBBS

Cross Reference | NSN 4820-01-476-1571

Part Number Cage Code Manufacturer
2640-801X01PC 12 96169 ELECTRIC BOAT CORPORATION
264080101-0012 96169 ELECTRIC BOAT CORPORATION
56-97-0417 96169 ELECTRIC BOAT CORPORATION
564-7286740-6 53711 NAVAL SEA SYSTEMS COMMAND
7286740 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-01-476-1571

Characteristic Specifications
SPECIAL FEATURES SEAT THICKNESS IS 0.375 INCHES, SEAT LENGTH IS 3.486 AND SEAT WIDTH IS 2.406; NHA VALVE BALL 2 1/2 IPS LET FL & DR & LPT HATCH CAV DR ASSY.
III END ITEM IDENTIFICATION NSSN CLASS SUBMARINE

Restrictions/Controls & Freight Information | NSN 4820-01-476-1571

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.
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 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 4820-01-476-1571

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