Are coordination meetings (timing, quality) with sub-suppliers successfull?
Are the product specifications for the subsupplier provided (e.g. TL)?
Are the milestones feasible and OK (delivery reliability of all purchase parts related to quantities, dates)?
In case of firmness-critical purchase parts, are the essential characteristic values specific for material determined from strain tests?
Is supplier visit necessary for initial sampling (if so, related to which parts)?
Is defined, related to which parts a Run@Rate will be performed at the supplier?
Does the Run@Rate performed at the supplier meet the quoted requirements?
Are logistics plans with the suppliers agreed and feasible?