Wilkes and McLean the parent company of Wilkes Pulse and Wilkes Accu is a hydraulic equipment manufacture and distributor out of Schaumburg, Illinois. Wilkes Pulse manufacturers two types of inline hydraulic suppressors that are used to reduce noise, shock and vibrations in hydraulic systems leaving an overall smoother running application. Wilkes Accu represents NACOL Accumulators. NACOL manufactures one of the industries highest quality accumulators, building them with many features to insure they are built to last. Wilkes Accu stocks accumulators and parts from 1/5 of pint up to 15 gallon.