NSN 4820-01-284-2246

Part Details | VALVE SEAT

4820-01-284-2246 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: 7543001002, 7543-001-002, 7342320, 73423-20, 73423 4IN ITEM 3, 4820-01-284-2246, 01-284-2246, 4820012842246, 012842246

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 19, 198801-284-224622113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-284-2246
Part Number Cage Code Manufacturer
7543-001-00257574VELAN VALVE CORPORATION
73423-2057574VELAN VALVE CORPORATION
73423 4IN ITEM 357574VELAN VALVE CORPORATION
Technical Data | NSN 4820-01-284-2246
Characteristic Specifications
FLANGE DIAMETER4.563 INCHES NOMINAL
OVERALL HEIGHT0.932 INCHES MINIMUM AND 0.937 INCHES MAXIMUM
BODY OUTSIDE DIAMETER4.313 INCHES NOMINAL
BODY INSIDE DIAMETER3.500 INCHES MINIMUM AND 3.505 INCHES MAXIMUM
SEATING SURFACE SHAPE ANGULAR
SPECIAL FEATURESWITH STELLITE NO. 6