Product Details | VALVE SEAT

4820-01-220-0932 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: 31642, 31642 PIECE 10, 31642PIECE10, 31651, 64788D, 4820-01-220-0932, 01-220-0932, 4820012200932, 012200932

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 08 NOV 1985 01-220-0932

Demand History | NSN 4820-01-220-0932

Part Number Request Date QTY Origin
4820-01-220-0932 2015-10-28 26 DIBBS

Cross Reference | NSN 4820-01-220-0932

Part Number Cage Code Manufacturer
31642 80064 NAVAL SHIP SYSTEMS COMMAND
31642 86184 GRISWOLD INDUSTRIES, CO. DBA CLA-VAL CO
31642 PIECE 10 80064 NAVAL SHIP SYSTEMS COMMAND
31642 PIECE 10 86184 GRISWOLD INDUSTRIES, CO. DBA CLA-VAL CO
31651 86184 GRISWOLD INDUSTRIES, CO. DBA CLA-VAL CO
64788D 86184 GRISWOLD INDUSTRIES, CO. DBA CLA-VAL CO

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Technical Data | NSN 4820-01-220-0932

Characteristic Specifications
FLANGE DIAMETER 0.880 INCHES NOMINAL
NOMINAL THREAD SIZE 0.375 INCHES SECOND THREADED PORTION
UNDER FLANGE HEIGHT 0.687 INCHES NOMINAL
THREAD CLASS 1B FIRST THREADED PORTION
MATERIAL NICKEL ALLOY OVERALL
FLANGE SEAT TO DISK END HEIGHT 0.753 INCHES NOMINAL
THREAD SERIES DESIGNATOR NPT SECOND THREADED PORTION
THREAD SERIES DESIGNATOR UNF FIRST THREADED PORTION
SEATING SURFACE SHAPE FLAT
NOMINAL THREAD SIZE 0.625 INCHES FIRST THREADED PORTION

Restrictions/Controls & Freight Information | NSN 4820-01-220-0932

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 4820-01-220-0932

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