Armstrong Pumps No. 4 Series Seal Bearing Assembly

The Armstrong SBA contain an interchangeable module that consists of a stainless steel pump shaft and a housing that contains precision crafted front and back end bearings that are permanently lubricated. safer solution for facility and service personnel. Faster on site service and replacement|S&H #4 Series Maintenance-free Seal Bearing Assembly, a longer circulator life without maintenance (regular oil lubrication is not required)no more oil pools on floor|Stainless steel face plate, coupler face guard meets or exceeds OSHA standards|The standard for 65 years in hydronics|Repairable, replaceable, environmentally friendly and now maintenance free