Every AD in the library whose text names the Pratt & Whitney PW4060, of which 14 are registered in the US.
20 not superseded, 3 of them with a repeat action. 31 listed in all, newest published June 15, 2018.
Listed by the model designations in each AD's text. An AD written for a part number, or for "all" engines of a maker, may name no model and so not appear here: search the library for the part or the maker as well.