NSN 4820-01-218-3417

Part Details | VALVE SEAT

4820-01-218-3417 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: 31697021, 3169702-1, 3169702, 4820-01-218-3417, 01-218-3417, 4820012183417, 012183417

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 10, 198501-218-341722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-218-3417
Part Number Cage Code Manufacturer
3169702-159364HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
316970299193HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 4820-01-218-3417
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.395 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.965 INCHES NOMINAL
BODY INSIDE DIAMETER0.878 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.213 INCHES NOMINAL
UNDER FLANGE HEIGHT0.570 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG59.000 MINIMUM AND 60.000 MAXIMUM