NSN 4820-01-287-4869

Part Details | VALVE SEAT

4820-01-287-4869 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: 2641635, 2630384 ITEM 32, 2641635L1, 2640092 ITEM 21L1, 2641635, 4820-01-287-4869, 01-287-4869, 4820012874869, 012874869

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 22, 198801-287-486922113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-287-4869
Part Number Cage Code Manufacturer
264163596169ELECTRIC BOAT CORPORATION
2630384 ITEM 3296169ELECTRIC BOAT CORPORATION
2641635L103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
2640092 ITEM 21L103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
264163592003PARKER HANNIFIN CORPORATIONDIV AEROSPACE GROUP HEADQUARTERS
Technical Data | NSN 4820-01-287-4869
Characteristic Specifications
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
CRITICALITY CODE JUSTIFICATIONZZZY