Oak Bluffs, MA old classifieds archive and funnies > By Year
> 2008
> New boston 239D-20 gear reducer 20:1 ratio reductor
New boston 239D-20 gear reducer 20:1 ratio reductor
You are purchasing a Boston Gear 239D-20 Speed Reducer
10 :1 Ratio, 4.360HP @1750 RPM, 3022 INLB Torque Output
1.375 Keyed Shaft, 1.937 Thru Bore with Keyway
Go to: http://bostongear.com/pdf/product_sections/200_series_helical.pdf + for more information.
