NSN 4820-00-663-5051

Part Details | VALVE SEAT

4820-00-663-5051 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: 289538, 289538, 289538, 4820-00-663-5051, 00-663-5051, 4820006635051, 006635051

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-663-505122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-663-5051
Part Number Cage Code Manufacturer
28953898897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
28953858870PLASTIFAB INCDBA PLASTIFAB/LEED PLASTICS
28953803033PLASTIFAB INCORPORATED
Technical Data | NSN 4820-00-663-5051
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.016 INCHES NOMINAL
BODY OUTSIDE DIAMETER8.770 INCHES NOMINAL
BODY INSIDE DIAMETER8.150 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT