Get current pricing for Size, SIZE-23889-ID Size 250-tmba-31.4a1. M667238001db079163-82-c. 14.20 Max Input Hp. 1750 Max Input Rpm. 1-1/4 Diameter Input Shaft. Ratio Of 31.4:1. Outputs 56 Rp . Product Category: Process Equipment, Sub Category: Power Generation: