Replacement fan motor for williams and sears wall furnaces. Specifications: 115 volts two speed 1.7 Amps 1050 rpm 1 30 hp ccw rotation as viewing shaft end shaft 1 2 x 2 inch with flat motor diameter 5 inch mounting bolts opposite shaft side bolts measure 2-3 8 inch apart x 4 inch apart thermally protected replacement for numbers p062101 p151101 a0510b2105 a0510b2106 a0510b2178 da3d180 7151-2142 pd143 f0510b408s and d143.