NSN 4820-00-054-3850

Part Details | VALVE SEAT

4820-00-054-3850 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: H547000126428570128, H547-0001-264285701-28, 7155393X40PC2, 71553-93X40PC2, 264285701 ITEM 28, 2642-857-01 ITEM 28, 2640801010013, 264080101-0013, 2640859X1PC4, 2640-859X1PC4, 2640857X1PC8, 2640-857X1PC8, 2640801X1PC13, 2640-801X1PC13, 2640801X01 ITEM 13, 2640-801X01 ITEM 13, 255584 PIECE 13, 255122PC3, 256348 PIECE 6, 255584 PIECE 13Q3, 255122PC3Q3, SSN6715082048224PC2Q3, SSN671-508-2048224PC2Q3, H547000126428570128Q3, H547-0001-264285701-28Q3, 8454687577 ITEM27Q3, 845-4687577 ITEM27Q3, 8454558795 ITEM 28Q3, 845-4558795 ITEM 28Q3, 738385826428570128Q3, 7383858-264285701-28Q3, 7155393X40PC2Q3, 71553-93X40PC2Q3, 264285701 ITEM 28Q3, 2642-857-01 ITEM 28Q3, 2640801010013Q3, 264080101-0013Q3, 2640859X1PC4Q3, 2640-859X1PC4Q3, 2640857X1PC8Q3, 2640-857X1PC8Q3, 2640801X1PC13Q3, 2640-801X1PC13Q3, 2640801X01 ITEM 13Q3, 2640-801X01 ITEM 13Q3, 256348 PIECE 6Q3, 8454687577 ITEM 27, 845-4687577 ITEM 27, 8454558795 ITEM 28, 845-4558795 ITEM 28, 738385826428570128, 7383858-264285701-28, SSN6715082048224PC2, SSN671-508-2048224PC2, 8454558795 ITEM 28, 845-4558795 ITEM 28, 4820-00-054-3850, 00-054-3850, 4820000543850, 000543850

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 30, 196700-054-385022113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-00-054-3850
Part Number Cage Code Manufacturer
H547-0001-264285701-2896169ELECTRIC BOAT CORPORATION
71553-93X40PC296169ELECTRIC BOAT CORPORATION
2642-857-01 ITEM 2896169ELECTRIC BOAT CORPORATION
264080101-001396169ELECTRIC BOAT CORPORATION
2640-859X1PC496169ELECTRIC BOAT CORPORATION
2640-857X1PC896169ELECTRIC BOAT CORPORATION
2640-801X1PC1396169ELECTRIC BOAT CORPORATION
2640-801X01 ITEM 1396169ELECTRIC BOAT CORPORATION
255584 PIECE 1343689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255122PC343689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
256348 PIECE 643689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255584 PIECE 13Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
255122PC3Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
SSN671-508-2048224PC2Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
H547-0001-264285701-28Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-4687577 ITEM27Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-4558795 ITEM 28Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
7383858-264285701-28Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
71553-93X40PC2Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2642-857-01 ITEM 28Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
264080101-0013Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2640-859X1PC4Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2640-857X1PC8Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2640-801X1PC13Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2640-801X01 ITEM 13Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
256348 PIECE 6Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-4687577 ITEM 2753711NAVAL SEA SYSTEMS COMMAND
845-4558795 ITEM 2853711NAVAL SEA SYSTEMS COMMAND
7383858-264285701-2853711NAVAL SEA SYSTEMS COMMAND
SSN671-508-2048224PC280064NAVAL SHIP SYSTEMS COMMAND
845-4558795 ITEM 2880064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4820-00-054-3850
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