NSN 4820-00-838-3571

Part Details | VALVE SEAT

4820-00-838-3571 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: 475J107, 4820-00-838-3571, 00-838-3571, 4820008383571, 008383571

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 14, 196600-838-357122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-838-3571
Part Number Cage Code Manufacturer
475J10700672GRIMES AEROSPACE CO
Technical Data | NSN 4820-00-838-3571
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.1775 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.0670 INCHES MINIMUM AND 1.0685 INCHES MAXIMUM
BODY INSIDE DIAMETER0.563 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.126 INCHES NOMINAL
UNDER FLANGE HEIGHT0.156 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL