and no-one seems to be buying the 139 for SAR duties
Really? So, UK (FBH/CHC), Malaysia, Sweden (SMA), UAE (UAEAF), Qatar (QEAF), Spain (Salvamento Maritimo), Italy (AMI, Coast Guard), Egypt (EAF), Trinidad & Tobago, Japan, Azerbaijan, Netherlands (Caribbean) Australia, Cyprus, various US agencies haven't ordered the AW139 for SAR?