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, 256348 PIECE 6, 255584 PIECE 13, 255122PC3, 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, 255584 PIECE 13Q3, 255122PC3Q3, SSN6715082048224PC2Q3, SSN671-508-2048224PC2Q3, 8454687577 ITEM 27, 845-4687577 ITEM 27, 8454558795 ITEM 28, 845-4558795 ITEM 28, 738385826428570128, 7383858-264285701-28, 8454558795 ITEM 28, 845-4558795 ITEM 28, SSN6715082048224PC2, SSN671-508-2048224PC2, 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
256348 PIECE 643689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255584 PIECE 1343689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
255122PC343689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
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
255584 PIECE 13Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
255122PC3Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
SSN671-508-2048224PC2Q303950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
845-4687577 ITEM 2753711NAVAL SEA SYSTEMS COMMAND
845-4558795 ITEM 2853711NAVAL SEA SYSTEMS COMMAND
7383858-264285701-2853711NAVAL SEA SYSTEMS COMMAND
845-4558795 ITEM 2880064NAVAL SHIP SYSTEMS COMMAND
SSN671-508-2048224PC280064NAVAL 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