Product Details | VALVE SEAT

4820-01-121-2865 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: 5001004X3X107, 5001004-X3X1-07, 6000, 8035001004, 803-5001004, 80350010044XX, 803-5001004-4XX, 8035001004X3X107, 803-5001004-X3X1-07, 8035001004X4X, 803-5001004-X4X, 8035001004X4XX07, 803-5001004-X4XX-07, 4820-01-121-2865, 01-121-2865, 4820011212865, 011212865

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 NOV 1981 01-121-2865

Drawings & Photos | NSN 4820-01-121-2865


Demand History | NSN 4820-01-121-2865

Part Number Request Date QTY Origin
4820-01-121-2865 2024-07-207 53 DIBBS
4820-01-121-2865 2022-03-76 44 DIBBS
4820-01-121-2865 2019-12-344 79 DIBBS
8035001004 2018-07-195 18 US
4820-01-121-2865 2018-04-95 73 DIBBS
4820-01-121-2865 2017-12-341 55 US
4820-01-121-2865 2017-12-338 55 DIBBS
4820-01-121-2865 2017-02-33 36 DIBBS
6000 2016-03-91 1 US
6000 2015-10-275 8 United States
4820-01-121-2865 2013-11-319 33 DIBBS
4820-01-121-2865 2013-10-304 33 DIBBS
6000 2012-11-313 2
6000 2011-08-230 1
6000 2010-07-201 1 United States

Cross Reference | NSN 4820-01-121-2865

Part Number Cage Code Manufacturer
5001004-X3X1-07 53711 NAVAL SEA SYSTEMS COMMAND
6000 55650 DOWN EAST, INC DBA MAGIC LANTERN MOVIE THEATRE
803-5001004 53711 NAVAL SEA SYSTEMS COMMAND
803-5001004-4XX 53711 NAVAL SEA SYSTEMS COMMAND
803-5001004-X3X1-07 53711 NAVAL SEA SYSTEMS COMMAND
803-5001004-X4X 53711 NAVAL SEA SYSTEMS COMMAND
803-5001004-X4XX-07 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-01-121-2865

Characteristic Specifications
STYLE DESIGNATOR B7 PLAIN FLANGED
FLANGE DIAMETER 7.432 INCHES NOMINAL
BODY OUTSIDE DIAMETER 7.057 INCHES NOMINAL
BODY INSIDE DIAMETER 5.755 INCHES MINIMUM AND 5.760 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT 0.237 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.383 INCHES MINIMUM AND 0.388 INCHES MAXIMUM
MATERIAL PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT

Restrictions/Controls & Freight Information | NSN 4820-01-121-2865

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.
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 4820-01-121-2865

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