NSN 4820-01-057-4119

Part Details | VALVE SEAT

4820-01-057-4119 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: 56970624, 56-97-0624, 264378510 ITEM 10, 2643-785-10 ITEM 10, 2640801X2, 2640-801X2, 2640801X02PIECE 10, 2640-801X02PIECE 10, 2640801X02PIEC, 2640-801X02PIEC, 255753PC11, 255773PC11, 255753PC11, 255753PC11, 8457285243 ITEM 10, 845-7285243 ITEM 10, 5164775906ITEM 30, 516-4775906ITEM 30, 5164775906ITEM, 516-4775906ITEM, 255753PC11, 4820-01-057-4119, 01-057-4119, 4820010574119, 010574119

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 12, 197801-057-411922113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4820-01-057-4119
Part Number Cage Code Manufacturer
56-97-062496169ELECTRIC BOAT CORPORATION
2643-785-10 ITEM 1096169ELECTRIC BOAT CORPORATION
2640-801X296169ELECTRIC BOAT CORPORATION
2640-801X02PIECE 1096169ELECTRIC BOAT CORPORATION
2640-801X02PIEC96169ELECTRIC BOAT CORPORATION
255753PC1111859HUNT VALVE COMPANY, INC.DBA WAECO VALVE DIVISION
255773PC1143689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255753PC1143689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255753PC1127424MORLAND VALVE CO INCSUB OF SMITH VALVE CORP
845-7285243 ITEM 1053711NAVAL SEA SYSTEMS COMMAND
516-4775906ITEM 3053711NAVAL SEA SYSTEMS COMMAND
516-4775906ITEM53711NAVAL SEA SYSTEMS COMMAND
255753PC1117062P J VALVES INC
Technical Data | NSN 4820-01-057-4119
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OVERALL HEIGHT0.438 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.871 INCHES MINIMUM AND 2.873 INCHES MAXIMUM
BODY INSIDE DIAMETER1.688 INCHES NOMINAL
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS0.500 INCHES NOMINAL
SPECIAL FEATURESWITH 6 EQUALLY SPACED GROOVES 1/4 IN. RADIUS BY 3/32 IN. DEEP