The GRACO CD1131 is a compact, electric pump designed for use with 35 lb (5 gallon) oil or grease buckets. It is constructed from robust materials including steel, Buna-N, Acetal, Lubrithane, Polyurethane, Brass, and Polyethylene. This pump is intended for automatic lubrication of in-plant machinery and off-road equipment, providing reliable and efficient grease or oil delivery in demanding environments[2][5].