NSN 4820-00-254-1456

Part Details | VALVE SEAT

4820-00-254-1456 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: 28261061, 2826106-1, 4820-00-254-1456, 00-254-1456, 4820002541456, 002541456

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 30, 196900-254-145622113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-254-1456
Part Number Cage Code Manufacturer
2826106-133068TRIUMPH ACTUATION SYSTEMS -CONNECTICUT, LLC
Technical Data | NSN 4820-00-254-1456
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.156 INCHES MINIMUM AND 0.157 INCHES MAXIMUM
BODY INSIDE DIAMETER0.109 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.100 INCHES NOMINAL
UNDER FLANGE HEIGHT0.130 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG60.000 NOMINAL
FSC APPLICATION DATALANDING GEAR,AIRCRAFT