Japan Civil Aviation Bureau Certifies Donaldson Inlet Barrier Filter For Agustawestland Aw109e/S/Sp Helicopters

ST. LOUIS, Mo., December 3, 2012 – Donaldson Aerospace & Defense, a division of Donaldson Company, Inc. (NYSE: DCI) has received a Supplemental Type Certificate (STC) approval from Japan’s Civil Aviation Bureau (JCAB) for an Inlet Barrier Filter (IBF) system for the AgustaWestland AW109E Power and AW109SP Grand New helicopters. Donaldson produces the only IBF available for these aircraft. With JCAB certification, Japanese AW109E/SP operators now have the opportunity to realize the proven operating cost reductions and increased operational capabilities an IBF offers.