>> Search results for: 138C490 NSN Search Results National Stock Number (NSN) Description 4520-01-024-7550, 4520010247550 HEATING ELEMENT,ELECTRICAL,IMMER 4540-01-227-4625 , 4540012274625 HEATING ELEMENT,ELECTRICAL,IMMERSION TYPE 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