Armstrong Fluid Technology 8975000-98201K Seal Kit 322838-753 the internal diaphragm vent is

the internal diaphragm vent is sufficient

the Johnson Controls STT15A-602R Penn Seat Repair Kit is the essential service component to restore factory-spec performance

Is the Y2145 motor compatible with both 50Hz and 60Hz systems

Key Benefits: Precise Geometry: Specifically calibrated for the Honeywell DR4300 and DR4200 series

Armstrong Fluid Technology 8975000-98201K Seal Kit 322838-753 the internal diaphragm vent isThe Armstrong Fluid Technology 8975000 98201K Seal Kit is a high performance replacement mechanical seal designed for industrial and commercial pumping systems. Engineered for precision, this MECH SEAL KIT w 6" GASKET provides a comprehensive solution for restoring pump efficiency and maintaining a leak free environment. This specific kit is the direct replacement for legacy part numbers 975000 991, 9975000 991, and 8975000 982, ensuring seamless