Positive Displacement Pumps Positive Displacement Pumps Download the below PDF document with the different curve sizes for Positive Displacement Pumps. Different Curve Sizes: – WA 03-6 – WA 04-1 – WA 04-2 – WA 04-4 – WA 07-2 – WA 07-3 – WA 07-5 – WA 10-2 – WA 12-1 – WA 12-2 – WA 12-4 – WA 16-2 – WA 22-1 – WA 22-2 – WA 22-3 – WA 30-2 – WA 30-4 – WA 50-2 – WA 50-4 – WA 65-2 – WA 90-2 – WA 110-2 – WA 200-2 Download Request a QuotePlease enable JavaScript in your browser to complete this form.Name *FirstLast Business/Organisation *Email *Phone NumberYour Request *Submit