NSN 4820-00-901-1048

Part Details | VALVE SEAT

4820-00-901-1048 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: 280694PC13, 173152, 4820-00-901-1048, 00-901-1048, 4820009011048, 009011048

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 08, 196700-901-104822113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-901-1048
Part Number Cage Code Manufacturer
280694PC1399657MAROTTA CONTROLS, INC.
17315299657MAROTTA CONTROLS, INC.
Technical Data | NSN 4820-00-901-1048
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER0.747 INCHES MINIMUM AND 0.749 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.688 INCHES MINIMUM AND 0.689 INCHES MAXIMUM
BODY INSIDE DIAMETER0.375 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.073 INCHES MINIMUM AND 0.077 INCHES MAXIMUM
UNDER FLANGE HEIGHT0.037 INCHES MINIMUM AND 0.039 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG30.000 NOMINAL