>> Search results for: 2056AS05553 NSN Search Results National Stock Number (NSN) Description 5905-01-550-4290, 5905015504290 STEM SENSOR ASSEMBL 5930-01-730-1693 , 5930017301693 SWITCH,PROXIMITY 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information