NSN 4820-01-203-4792

Part Details | VALVE SEAT

4820-01-203-4792 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: 29984 PIECE 4 1 14 IN, 29984 PIECE 4 1 1/4 IN, 29984, 4820-01-203-4792, 01-203-4792, 4820012034792, 012034792

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 14, 198501-203-479222113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-203-4792
Part Number Cage Code Manufacturer
29984 PIECE 4 1 1/4 IN14959CRANE CODIV VALVE DIV
2998414959CRANE CODIV VALVE DIV
Technical Data | NSN 4820-01-203-4792
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER1.563 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.389 INCHES MINIMUM AND 1.391 INCHES MAXIMUM
BODY INSIDE DIAMETER1.229 INCHES MINIMUM AND 1.239 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.319 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
UNDER FLANGE HEIGHT0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL