NSN 4820-01-289-1604

Part Details | VALVE SEAT

4820-01-289-1604 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: 19824253D5, 198-24-253-D-5, 19824253D5, 198-24-253-D-5, 4820-01-289-1604, 01-289-1604, 4820012891604, 012891604

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48NOV 17, 198801-289-160422113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-289-1604
Part Number Cage Code Manufacturer
198-24-253-D-516626CIRCOR INTL INC
198-24-253-D-535795LESLIE CONTROLS, INC.
Technical Data | NSN 4820-01-289-1604
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER2.432 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.188 INCHES NOMINAL
BODY INSIDE DIAMETER1.250 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.158 INCHES NOMINAL
UNDER FLANGE HEIGHT0.130 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG37.000 NOMINAL