FeaturesLocate as close to fluid container as possibleAccepts suction line from bulk containers or mixing tanksMounting footprint is strictly a reference letter used to simplify the matching of pumps to follower plates and related accessories. (i.e. pump with "A" mounting footprint will fit any accessory with "A" mounting footprint.) ModelsFloor Mount 65138. Fits the following pump models (Mounting Footprint A):6 5 0 4 8 5 - X 4 X6 5 0 8 8 3 - X 4 X - B6 5 0 4 9 1 - X 4 3 - B6 5 0 4 9 2 - X 4 3 - B6 5 0 6 9 1 - X 4 3 - B6 5 0 8 9 1 - X X D - C6 5 0 6 9 2 - X 4 3 - B6 5 0 9 4 0 - X X D - B6 5 0 9 3 4 - X 4 3 - C6 5 0 9 3 5 - X 4 3 - C Floor Mount 65139. Fits the following pump models (Mounting Footprint B):6 5 0 8 6 3 - X 4 D - B6 5 0 9 6 3 - X 4 D - B6 5 0 8 7 1 - X X E - C6 5 0 8 7 5 - X X E - C6 5 0 8 8 8 - X X D6 5 0 9 7 1 - X X E - C6 5 0 8 8 9 - X X D6 5 0 9 8 9 - X X D6 5 0 9 4 1 - X X E - C