Bison Pumps offers Stainless Steel Security Nuts for flange installations. These nuts can be installed onto any 3/8”-16 bolt for an added layer of protection. The nuts require a Security Nut Socket to install/remove.
These Security Nuts could be used when installing a Model 1900 Stainless Steel Pitcher Pump, Pitcher Pump Stand – Model 1900 or Flat Flange Deep Well Pump System.
This accessory works with the following pumps:
