NSN 4820-00-571-3734

Part Details | VALVE SEAT

4820-00-571-3734 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: 894B361P3, 894B361PC3, 1261A100, 1261A100, 4820-00-571-3734, 00-571-3734, 4820005713734, 005713734

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 17, 196800-571-373422113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-571-3734
Part Number Cage Code Manufacturer
894B361P301289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
894B361PC301289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
1261A10007586KORNYLAK CORPORATION
1261A10053953OPCON INC
Technical Data | NSN 4820-00-571-3734
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER5.775 INCHES MINIMUM AND 5.776 INCHES MAXIMUM
BODY OUTSIDE DIAMETER4.560 INCHES NOMINAL
BODY INSIDE DIAMETER3.438 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT1.060 INCHES NOMINAL
UNDER FLANGE HEIGHT1.320 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.180 INCHES NOMINAL