Grundfos GU 125 Union Set 529911 Bronze 3/4" Sweat

The Grundfos circulator pumps, Series UP, are specifically designed for heating systems. The pumps are also suitable for circulation of hot domestic water and for circulation of liquid in cooling and air-conditioning systems. Features: Bronze and stainless steel construction. Wet rotor design. Composite impeller. Eliminates and prevents corrosive effects of fresh water. Maintenance-free, low energy consumption, easy to install, quiet running. Improved performance and efficiency. Pre-program usage times to save power. No additional wiring required. Adds to savings by operating pump by ...

bearing assembly for PD & 60 Series Pumps: PD-38S, PD38T, PD39S, PD39T, PD40S, PD40T, 60-15S, 60-15T, 60-16S, 60-16T, 60-17S, 60-17T, 60-18S, 60-18T, 60-19S, 60-19T, 60-20S, 650-20T, 60-21S, 60-21T, 60-1½A, 60-2A.

Motor mount ring set for various Series 1522 and Series 60 Pumps: 1522 1S, 1522 2S, 1522 3S, 1522S4S, 1522 1T, 1522 2T, 1522 3ST 1522S4T, 1522 5S, 1522 5T, 1522 6S, 1522 6T, 1522 7S, 1522 7T, PD-35, PD35, PD-35S PD55S BI, PDB35S, PD35T PD35T BI, PDB35T, PD-37, PD37, PD37S PD37S BI, PDB37S, PD37T PD37T BI, PDB37T, 601S, 602S, 603S, 604S, 605S, 606S, 60-3S, 60-3T, 60-4S, 60-4T, 60-11T.

bearing assembly for various large bore 60 Series pumps: 617S, 617T, 618S, 618T, 619T, 620T, 622S, 622T, 623S, 623T, 624S, 624T, 625S, 625T, 1½X7, 2X7.

Coupler for various Series 1522 and Series 60 Pumps: 1522 1S, 1522 2S, 1522 3S, 1522S4S, 1522 1T, 1522 2T, 1522 3ST 1522S4T, PD-35, PD35, PD-35S PD55S BI, PDB35S, PD35T PD35T BI, PDB35T, PD-37, PD37, PD37S PD37S BI, PDB37S, PD37T PD37T BI, PDB37T, 601T, 601S, 602S, 602T, 603S, 603T, 604S, 604T, 605S, 605T, 606S, 606T, 607S, 607T, 608S, B601S, B602S, B602T, B603S, B603T, B604S, 604T, B605S, B605T, B606S, B606T, B607S, B607T, B608S, 60-1S, 601T, 60-2S, 602T, 60-3S, 60-3T, 60-4S, 60-4T, 60-10S, 60-11S, 60-11T, 60--B11S, 60-13S, 60-13T, 60-B13S, 60-B13T, 60-14S, 60-14T, 60-B14S, 60-B14T.