Complete kit - includes: one diaphragm, two valve assemblies, and two sealing washers (these are all the rubber parts for one pump).
Available in nitrile or Viton.
• Nitrile (Buna N) is a strong all purpose material good for oily water, sewage, dewatering and general waste water applications
• Viton® is best when pumping waste or liquids containing gasoline, biodiesel, or liquids containing other hydrocarbons
• Although the parts are available separately, a Hypalon® kit is not available for the 18 gpm pumps
• Diaphragm dimensions: 8-1/16" OD; 1-9/16"H from base to outer flange; 3-1/4" C/C drive arm attachment bolt holes
• If necessary, check appropriate chemical compatibility charts to determine which to order