Description Compliance & Restrictions Material = Steel4.75" DiameterGenuine Armstrong Replacement Parts
ARMSTRONG INTERNATIONAL, INC. 816304-051 ARMSTRONG S-55 Circulator Pump Bronze Impeller 4.75" Diameter MSRP: Was: $461.00 Now: $437.00
ARMSTRONG INTERNATIONAL, INC. 816304-321 ARMSTRONG S-55 Circulator Pump Noryl Impeller 4.75" Diameter MSRP: Was: $369.00 Now: $350.00
ARMSTRONG INTERNATIONAL, INC. 816304-047 ARMSTRONG S-57 Circulator Pump Bronze Impeller 5.25" Diameter MSRP: Was: $445.00 Now: $422.00
ARMSTRONG INTERNATIONAL, INC. 816304-317 ARMSTRONG S-57 Circulator Pump Noryl Impeller 5.25" Diameter MSRP: Was: $329.00 Now: $312.00
ARMSTRONG INTERNATIONAL, INC. 816304-017 ARMSTRONG H-53 Circulator Pump Steel Impeller 5.25" Diameter MSRP: Was: $314.00 Now: $298.00