NSN 4820-00-486-3400

Part Details | VALVE SEAT

4820-00-486-3400 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.

Alternate Parts: 52525, 525-25, 52525, 525-25, 4820-00-486-3400, 00-486-3400, 4820004863400, 004863400

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-486-340022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-00-486-3400
Part Number Cage Code Manufacturer
525-2556705DONALLCO INC
525-2545934ONTIC ENGINEERING AND MANUFACTURING,INC.
Technical Data | NSN 4820-00-486-3400
Characteristic Specifications
BODY OUTSIDE DIAMETER0.570 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
BODY INSIDE DIAMETER0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL
UNDER FLANGE HEIGHT0.969 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SEAL ACCOMMODATION TYPE GROOVED
FSC APPLICATION DATAACFT PROPELLER FEATHERING PUMP