>> Search results for: TF4S21YY NSN Search Results National Stock Number (NSN) Description 5950-01-241-9850, 5950012419850 Cancelled -> Replaced by 5950013121160 5950-01-279-8090 , 5950012798090 TRANSFORMER,AUDIO FREQUENCY 5950-00-069-6894, 5950000696894 TRANSFORMER,AUDIO FREQUENCY 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