The Lumax Plastic Pail Pump, No. LX-1337, is designed for transferring chemicals, water-based solutions and lightweight oils. The pump includes a 2 ft. flex hose and a 2" bung adapter. This durable piston action pump delivers 8 fluid ounces per stroke. The pail pump has a capacity of 5-6.5 gallons, and the 18" dip tube fits small containers. The suction inlet includes a 1/2" hose barb and 3/4" NPT threads.