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+1 (217) 579-8045SpecificationsAltra Master No30270539UPC884107120782Ratio4ratio order4Torque Cap Lb In962Output Rpm 1750437.0Bore CodeB5Motor Hp Class I5Output ShaftProjecting O/PFan Cooled RatingNoDescriptionBoston Gear's helical gear drives have been used in some of the most demanding applications and environments across a wide range of industries. We've designed the product line to include three different series in order to meet a broader array of application requirements. In addition, these compact, heavy-duty gear drives are built to simplify maintenance and provide consistently reliable operation. And with both our Reducer Express and our Guaranteed Same Day Shipment Program at your service, you can count on us to deliver what you need when you need it.Family NameHM Series QuillInput StyleQuillReductionSingleMax Input Power HP6.880BaseNo BaseProduct DescriptionSize 2 Helical Multiplier, 4:1 ratio, 56C-140TCFlangeYesFamily Id30,283Unit Of MeasureEnglish