NSN 4820-01-123-2187

Part Details | VALVE SEAT

4820-01-123-2187 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: 45016, 45016, 4820-01-123-2187, 01-123-2187, 4820011232187, 011232187

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 08, 198101-123-218722113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-123-2187
Part Number Cage Code Manufacturer
4501653239COMPAIR KELLOGGDIV OF ROBERTSHAW CONTROLS CO
450161XBP3LEROI INTERNATIONAL INCDBA COMPAIR LEROI
Technical Data | NSN 4820-01-123-2187
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER0.750 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.565 INCHES NOMINAL
BODY INSIDE DIAMETER0.375 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.124 INCHES NOMINAL
UNDER FLANGE HEIGHT0.222 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.250 INCHES NOMINAL
END ITEM IDENTIFICATION4920-01-044-5927