Cross Reference Numbers: R7-RB167, 910-157/P. The 910-157/P blower fan is designed to fit a number of fireplaces, including models from Regency, Osburn, Nordica, Valley Comfort, Pacific, Rotom and Fasco. Specifications of The Regency Fireplace Blower Fan??? Length x Width x Height: 14 1/2″ x 4 1/16″ x 4″, Air discharge length: 1″ x 4 3/4″ (each side), Distance between flanges: 3.25″. Motor Type: AC Shaded Pole, Rotation: CCW, Motor Bearing Type: Ball, Insulation: Class H rated to 392?? F, Motor RPM: 2800, Airflow in C. M: 80/135, Volts: 115, Frequency: 60 Hz, Power Consumption: 53 watts, Amperage: 0.92. 80/135 CFM; This regency 910-157/p fireplace insert has two speed: Black Wire is for high speed and Red Wire is for low speed. Works & fits like OEM parts to replace damaged or noisy blowers, heats rooms faster & efficiently. 100% Ball Bearing Blower??? The bearing type of this regency wood stove 910-157/p blower is 100% sealed ball bearing blowers, which is last longer and outperform cheaper sleeve bearing blowers. Sealed ball bearings require no additional maintenance, are less prone to the effects of heat, and will operate more quietly over their full lifetime. The 910-157/P regency blower motor fan replacement rotom r7-rb167 comes with rubber mounting feet which to reduce noise and vibration.