NSN 4820-01-176-1085

Part Details | VALVE SEAT

4820-01-176-1085 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: 429B244002, 429B244-002, 429B244, 3216801, 4820-01-176-1085, 01-176-1085, 4820011761085, 011761085

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 07, 198401-176-108522113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-176-1085
Part Number Cage Code Manufacturer
429B244-00201289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
429B24401289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
321680180064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-01-176-1085
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER3.500 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.875 INCHES NOMINAL
BODY INSIDE DIAMETER1.708 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT1.125 INCHES NOMINAL
UNDER FLANGE HEIGHT1.812 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG32.000 NOMINAL
SEAT RADIUS0.625 INCHES NOMINAL