Product Details | VALVE SEAT

4820-01-387-8216 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: 23620 ITEM 2, 236202, 23620-2, 23620ITEM2, 4820-01-387-8216, 01-387-8216, 4820013878216, 013878216

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 MAR 1994 01-387-8216

Drawings & Photos | NSN 4820-01-387-8216


Cross Reference | NSN 4820-01-387-8216

Part Number Cage Code Manufacturer
23620 ITEM 2 80064 NAVAL SHIP SYSTEMS COMMAND
23620-2 0UES3 MID-AMERICA AVIATION, INC.
23620-2 19156 MOOG INC.
23620-2 79294 E-SYSTEMS INC MONTEK DIV
23620-2 94697 MOOG, INC.

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Technical Data | NSN 4820-01-387-8216

Characteristic Specifications
STYLE DESIGNATOR B8 PLAIN FLANGED
FLANGE DIAMETER 3.375 INCHES NOMINAL
BODY OUTSIDE DIAMETER 2.739 INCHES NOMINAL
BODY INSIDE DIAMETER 2.499 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 1.000 INCHES NOMINAL
UNDER FLANGE HEIGHT 5.437 INCHES NOMINAL
MATERIAL NICKEL ALLOY OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT

Restrictions/Controls & Freight Information | NSN 4820-01-387-8216

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 S 60
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 4820-01-387-8216

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
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
Purchasing QTY
UOM
1
AY : Assembly