Product Details | VALVE SEAT

4820-01-075-8211 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: NR10911-5 PIECE 4 3IN VL, NR109115PIECE43INVL, SS8451889553, SS845-1889553, SS845-1889553 PIECE4 3IN, SS8451889553PIECE43IN, 2620922X2, 2620-922X2, 2620-922X2 PIECE 4 3IN, 2620922X2PIECE43IN, 600285, 7584391, 7584-39-1, 758439Y, 7584-39Y, 7584-39-Y, 4820-01-075-8211, 01-075-8211, 4820010758211, 010758211

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 27 APR 1979 01-075-8211

Drawings & Photos | NSN 4820-01-075-8211


Demand History | NSN 4820-01-075-8211

Part Number Request Date QTY Origin
4820-01-075-8211 2016-02-32 14 DIBBS
4820-01-075-8211 2016-01-19 14 DIBBS
4820-01-075-8211 2009-01-28 6 DIBBS
4820-01-075-8211 2008-11-317 4 DIBBS

Cross Reference | NSN 4820-01-075-8211

Part Number Cage Code Manufacturer
2620-922X2 96169 ELECTRIC BOAT CORPORATION
2620-922X2 PIECE 4 3IN 96169 ELECTRIC BOAT CORPORATION
600285 95995 WALWORTH CO THE
7584-39-1 95995 WALWORTH CO THE
7584-39-Y 95995 WALWORTH CO THE
7584-39Y 63686 THE WALWORTH COMPANY
NR10911-5 PIECE 4 3IN VL 63686 THE WALWORTH COMPANY
SS845-1889553 80064 NAVAL SHIP SYSTEMS COMMAND
SS845-1889553 PIECE4 3IN 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-01-075-8211

Characteristic Specifications
STYLE DESIGNATOR B5 PLAIN THREADED
OVERALL HEIGHT 0.625 INCHES NOMINAL
BODY INSIDE DIAMETER 3.000 INCHES NOMINAL
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 55.000 NOMINAL
THREAD SERIES DESIGNATOR UN SINGLE THREADED PORTION
NOMINAL THREAD SIZE 3.875 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 12 SINGLE THREADED PORTION
THREAD CLASS 2A SINGLE THREADED PORTION
THREAD LENGTH 0.250 INCHES NOMINAL SINGLE THREADED PORTION
SPECIAL FEATURES W/FOUR 0.500 IN. BY 0.438 IN. BY 0.094 IN. WRENCHING GROOVES ON ID

Restrictions/Controls & Freight Information | NSN 4820-01-075-8211

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 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 4820-01-075-8211

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