===============+==============+=========+=============+============
Diameter of | Diameter of |Length of| Diameter of | Gallons
Steam Cylinder.|Water Plunger.| Stroke. |Suction Pipe.|per Minute.
---------------+--------------+---------+-------------+------------
6 | 12 | 9 | 6 | 350 to 400
12 | 20 | 9 | 10 |1000 to 1200
16 | 25 | 9 | 12 |1400 to 1600
18-1/2 | 30 | 9 | 14 |2000 to 2300
19-1/2 | 33 | 15 | 16 |3200 to 3600
---------------+--------------+---------+-------------+------------