NSN 4820-01-054-3561

Part Details | VALVE SEAT

4820-01-054-3561 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: 26438591020, 264385910-20, 264385910 ITEM 20, 2643-859-10 ITEM 20, 2640801X1PIECE15, 2640-801X1PIECE15, H547000126438591020, H547-0001-264385910-20, G547000326438591020, G547-0003-264385910-20, 255584 PC 15, 7114678204 ITEM 9Q3, 711-4678204 ITEM 9Q3, 26438591020Q3, 264385910-20Q3, 264385910 ITEM 20Q3, 2643-859-10 ITEM 20Q3, 2640801X1PIECE15Q3, 2640-801X1PIECE15Q3, 255584 PC 15Q3, H547000126438591020Q3, H547-0001-264385910-20Q3, G547000326438591020Q3, G547-0003-264385910-20Q3, 8457286650 ITEM 20Q3, 845-7286650 ITEM 20Q3, 755047926438591020Q3, 7550479-264385910-20Q3, 738385826438591020Q3, 7383858-264385910-20Q3, 7114678204 ITEM 9, 711-4678204 ITEM 9, 8457286650 ITEM 20, 845-7286650 ITEM 20, 755047926438591020, 7550479-264385910-20, 738385826438591020, 7383858-264385910-20, 255584 PIECE 15, 255584 PIECE 15, 255584 PIECE 15, 255584 PIECE 15, 4820-01-054-3561, 01-054-3561, 4820010543561, 010543561

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 18, 197801-054-356122113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-054-3561
Part Number Cage Code Manufacturer
264385910-2096169ELECTRIC BOAT CORPORATION
2643-859-10 ITEM 2096169ELECTRIC BOAT CORPORATION
2640-801X1PIECE1596169ELECTRIC BOAT CORPORATION
H547-0001-264385910-2096169ELECTRIC BOAT CORPORATION
G547-0003-264385910-2096169ELECTRIC BOAT CORPORATION
255584 PC 1543689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
711-4678204 ITEM 9Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
264385910-20Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2643-859-10 ITEM 20Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2640-801X1PIECE15Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
255584 PC 15Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
H547-0001-264385910-20Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
G547-0003-264385910-20Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-7286650 ITEM 20Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
7550479-264385910-20Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
7383858-264385910-20Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
711-4678204 ITEM 953711NAVAL SEA SYSTEMS COMMAND
845-7286650 ITEM 2053711NAVAL SEA SYSTEMS COMMAND
7550479-264385910-2053711NAVAL SEA SYSTEMS COMMAND
7383858-264385910-2053711NAVAL SEA SYSTEMS COMMAND
255584 PIECE 1517062P J VALVES INC
255584 PIECE 1553154PORTLAND VALVE LLC
255584 PIECE 1503670TYCO FIRE PRODUCTS LPDBA TYCO FIRE PROTECTION PRODUCTS
255584 PIECE 152U949YANKEE MACHINE INC
Technical Data | NSN 4820-01-054-3561
Characteristic Specifications
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSITEMS THAT SUPPORT A LEVEL I OR SUBSAFE CRITICAL SYSTEM/COMPONENT THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS AND REQUIRES OBJECTIVE QUALITY EVIDENCE (OQE) TRACEABLE TO PERMANENT MARKING ON THE MATERIAL
CRITICALITY CODE JUSTIFICATIONZZZY