NSN 4820-00-459-1639

Part Details | VALVE SEAT

4820-00-459-1639 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: 408420P15, 4820-00-459-1639, 00-459-1639, 4820004591639, 004591639

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 07, 197000-459-163922113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-00-459-1639
Part Number Cage Code Manufacturer
408420P1577445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 4820-00-459-1639
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
BODY INSIDE DIAMETER0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM