The ATP B4J Counter-Clockwise, Mechanical Seal pump is a high pressure, keyed, 5” x 4” Flanged water pump with a 13.5” Impeller. When operating at 2,500 RPM this pump is capable of 1,150 GPM at 208 PSI and is primarily use on Off Road, larger mine tank equipment.
This ATP Water Pump is a direct replacement for a Berkeley B4 Pump.
Check out our Water Pump Guide for more information on pump rotation, connections and seal type.