>> Search results for: 550R503B NSN Search Results National Stock Number (NSN) Description 5905-00-683-2120, 5905006832120 Cancelled -> Replaced by 5905008530715 5905-01-009-8941 , 5905010098941 RESISTOR,VARIABLE,NONWIRE WOUND, 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