Armstrong Fluid Technology AS1270-375 O-Ring 319847-401 verify the frame size and

verify the frame size and mounting bolt patterns to ensure a professional-grade fit and finish

the 660600R ensures consistent burner ignition air-oil mixing

By maintaining the furnace high limit switch integrity

and a 24V 40VA transformer

Armstrong Fluid Technology AS1270-375 O-Ring 319847-401 verify the frame size andThe Armstrong Fluid Technology AS1270 375 O Ring is a precision engineered EPDM pump seal designed specifically for 8 inch suction guides. Engineered to maintain a leak proof pump side connection, this high performance component features a 9. 475 inch internal diameter and a 0. 210 inch cross section. Constructed from high grade Ethylene Propylene Diene Monomer, this replacement O ring offers exceptional resistance to heat, weathering, and mechanical