Product Details | VALVE SEAT

4820-00-167-4041 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: A13841, A1384-1, F23009, F23009 PIECE 2, F23009PIECE2, P1384, 026999, 4820-00-167-4041, 00-167-4041, 4820001674041, 001674041

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 17 NOV 1971 00-167-4041

Drawings & Photos | NSN 4820-00-167-4041


Cross Reference | NSN 4820-00-167-4041

Part Number Cage Code Manufacturer
026999 70255 EMERSON ELECTRIC CO ALCO CONTROLS DIV
A1384-1 70255 EMERSON ELECTRIC CO ALCO CONTROLS DIV
F23009 70255 EMERSON ELECTRIC CO ALCO CONTROLS DIV
F23009 PIECE 2 70255 EMERSON ELECTRIC CO ALCO CONTROLS DIV
P1384 70255 EMERSON ELECTRIC CO ALCO CONTROLS DIV

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Technical Data | NSN 4820-00-167-4041

Characteristic Specifications
STYLE DESIGNATOR B1 THREADED FLANGED
FLANGE DIAMETER 0.562 INCHES NOMINAL
BODY INSIDE DIAMETER 0.188 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.375 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.250 INCHES NOMINAL
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 45.000 NOMINAL
SEAL ACCOMMODATION TYPE RECESSED
THREAD SERIES DESIGNATOR UNF SINGLE THREADED PORTION
NOMINAL THREAD SIZE 0.375 INCHES SINGLE THREADED PORTION
THREAD CLASS 2A SINGLE THREADED PORTION
THREAD LENGTH 0.188 INCHES NOMINAL SINGLE THREADED PORTION
SPECIAL FEATURES HEX SHAPE,0.562 IN. ACROSS FLATS

Restrictions/Controls & Freight Information | NSN 4820-00-167-4041

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 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 4820-00-167-4041

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative