OEM Product Solutions – oil and gas and power generation including wind energy. Industry engineering services. OEM equipment for Super Radiator Coils, Flender Graffenstadden high speed gearboxes, Kingsbury fluid film bearings, Cavex worm gearboxes, Welter Bevel gears and Oeltechnik lube systems and interstage coolers. Hudson Fin Fan Coolers and Fans.