NSN 4820-01-184-8509

Part Details | VALVE SEAT

4820-01-184-8509 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: 3422034, 3422-034, 4820-01-184-8509, 01-184-8509, 4820011848509, 011848509

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 24, 198401-184-850922113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-184-8509
Part Number Cage Code Manufacturer
3422-03466503WOODWARD, INC.DBA WOODWARD
Technical Data | NSN 4820-01-184-8509
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.308 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.9325 INCHES MINIMUM AND 0.9345 INCHES MAXIMUM
BODY INSIDE DIAMETER0.803 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.125 INCHES NOMINAL
UNDER FLANGE HEIGHT0.219 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURESFOR ACFT ENG F-101,FUEL CONTROL 1270M87P03