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Bell & Gossett

Bell & Gossett NRF 22 Cast Iron Wet Rotor Circulators

Bell & Gossett NRF 22 Cast Iron Wet Rotor Circulators

103251

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Description

A residential or light commercial, maintenance-free, axial flanged, in-line, cast iron, wet rotor circulation pump for hydronic heating systems. UL and cUL Listed.
1/25 HP
Single Phase

Operating Data

Maximum working pressure................................. 150 psi (10 bar)

Maximum operating temperature

NRF-22 and NRF-9F/LW ....................................... 240oF (115oC)

NRF-25, NRF-33, NRF-36 and NRF-45 .................. 225oF (107oC)

Construction Materials

Pump body............................................................... Cast iron

Impeller........................................................................... Noryl

Shaft............................................................................Ceramic

Bearings............................................. Double-sintered Carbon

Warranty

Bell & Gossett offers a warranty of three years from date of manufacture or 18 months from date of installation (whichever comes first) against failure as a result of defects in materials or workmanship.
(Less Flanges)
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