Circulating Pump Motor Compatible with Brand Bell and Gossett Compatible with Grainger Part Number 4RC91 4RC92 Compatible with Manufacturer Model Number 102206 PR AB Compatible with Pump Type In-Line Circulating Pumps Compatible with Series W02206 W02208 W02208LF Compatible with Series Family PR Horsepower 1/6 Maximum Ambient Temperature 104 Degrees F Maximum RPM 1 725 RPM Minimum Ambient Temperature 32 Degrees F Motor Enclosure Design Open Drip-Proof