Product Details | VALVE SEAT

4820-01-375-8078 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: 2574W106, 4820-01-375-8078, 01-375-8078, 4820013758078, 013758078

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21 MAY 1993 01-375-8078

Drawings & Photos | NSN 4820-01-375-8078


Demand History | NSN 4820-01-375-8078

Part Number Request Date QTY Origin
2574W106 2020-10-300 1 DIBBS
2574W106 2020-10-288 1 DIBBS

Cross Reference | NSN 4820-01-375-8078

Part Number Cage Code Manufacturer
2574W106 0GD25 ALLIED DEFENSE INDUSTRIES INC. DBA A D I SERVICES
2574W106 U1605 HONEYWELL AEROSPACE UK DIV AEROSPACE -YEOVIL

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Technical Data | NSN 4820-01-375-8078

Characteristic Specifications
STYLE DESIGNATOR B1 THREADED FLANGED
FLANGE DIAMETER 0.482 INCHES NOMINAL
BODY INSIDE DIAMETER 0.188 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.063 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.270 INCHES NOMINAL
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
THREAD SERIES DESIGNATOR UNS SINGLE THREADED PORTION
NOMINAL THREAD SIZE 0.312 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 36 SINGLE THREADED PORTION
THREAD CLASS 2A SINGLE THREADED PORTION
THREAD LENGTH 0.120 INCHES NOMINAL SINGLE THREADED PORTION
III END ITEM IDENTIFICATION AIRCRAFT, B-2 BOMBER

Restrictions/Controls & Freight Information | NSN 4820-01-375-8078

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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
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
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