thats good info cyclic hotline, obviously you have done more investigation on it than i have.
problem i see, is how do you overhaul parts when required to do it iaw the Bell manuals?? as a clever auditor will tell you that once the bell part goes to Agusta it is no longer a bell part... and round and round in circles you go!
believe me i have been there when trying to comply with 2 different things that contradict themselves...