NSN 4820-00-215-4722

Part Details | VALVE SEAT

4820-00-215-4722 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: 439B750PC5, 439B7501, 439B750-1, 4820-00-215-4722, 00-215-4722, 4820002154722, 002154722

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196100-215-472222113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-215-4722
Part Number Cage Code Manufacturer
439B750PC501289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
439B750-103502GENERAL ELECTRIC CONAVAL AND DRIVE TURBINE SYSTEMS DEPT
Technical Data | NSN 4820-00-215-4722
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER5.125 INCHES MINIMUM AND 5.126 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.260 INCHES NOMINAL
BODY INSIDE DIAMETER3.223 INCHES MINIMUM AND 3.225 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.936 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
UNDER FLANGE HEIGHT2.002 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL