NSN 4820-01-146-4136

Part Details | VALVE SEAT

4820-01-146-4136 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: 875520625 ITEM 1, 87552-0625 ITEM 1, 875520625, 87552-0625, 5154674133 ITEM 1, 515-4674133 ITEM 1, 5154674133, 515-4674133, 4820-01-146-4136, 01-146-4136, 4820011464136, 011464136

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 29, 198301-146-413622113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-146-4136
Part Number Cage Code Manufacturer
87552-0625 ITEM 196169ELECTRIC BOAT CORPORATION
87552-062596169ELECTRIC BOAT CORPORATION
515-4674133 ITEM 180064NAVAL SHIP SYSTEMS COMMAND
515-467413380064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-01-146-4136
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER15.940 INCHES NOMINAL
BODY OUTSIDE DIAMETER12.493 INCHES NOMINAL
BODY INSIDE DIAMETER9.770 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT2.250 INCHES NOMINAL
UNDER FLANGE HEIGHT0.250 INCHES NOMINAL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG10.000 NOMINAL
SPECIAL FEATURES9 HOLES,0.531 IN. DIA,DRILL AND C BORE 0.800 IN. DIA;EQUALLY SPACED ON A 14.625 IN. BOLT CIRCLE DIA