Product Details | VALVE SEAT

4820-01-271-3742 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: 365D065, 365D065 ITEM 1, 365D0651, 365D065-1, 365D065ITEM1, 4820-01-271-3742, 01-271-3742, 4820012713742, 012713742

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 23 JAN 1988 01-271-3742

Drawings & Photos | NSN 4820-01-271-3742


Cross Reference | NSN 4820-01-271-3742

Part Number Cage Code Manufacturer
365D065 62793 BFM ENERGY PRODUCTS CORP
365D065 ITEM 1 62793 BFM ENERGY PRODUCTS CORP
365D065-1 0FPN0 DERLAN INC
365D065-1 4N727 GE AVIATION SYSTEMS LLC DBA GE AVIATION
365D065-1 62793 BFM ENERGY PRODUCTS CORP

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Technical Data | NSN 4820-01-271-3742

Characteristic Specifications
STYLE DESIGNATOR B9 PLAIN FLANGED
FLANGE DIAMETER 3.240 INCHES MINIMUM AND 3.255 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 2.763 INCHES MINIMUM AND 2.773 INCHES MAXIMUM
BODY INSIDE DIAMETER 1.896 INCHES MINIMUM AND 1.898 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT 0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
UNDER FLANGE HEIGHT 2.570 INCHES MINIMUM AND 2.573 INCHES MAXIMUM
MATERIAL ALUMINUM ALLOY OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURES THREADED UNDER FLANGE 3.000-8UN-2A,0.697 IN. DEEP NOMINAL

Restrictions/Controls & Freight Information | NSN 4820-01-271-3742

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 594 unknown
Originating Activity Code AH Defense Supply Center Columbus
Columbus, OH 43215
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