Boston Gear 800BR Series helical worm gear drives are heavy duty helical gear drives with long life performance features and simplified maintenance. The 800BR Series comes in double and triple reduction ratios from 8:1 through 900:1 and a maximum 10HP rating. As always, the 800BR Series is available via Reducer Express.Pre-LubricatedYesRatio180:1Max Input HP1Fan CooledNoUnit Of Measure ShowEnglishOutput RPM @17509.1Output Shaft StyleHollow O/PProduct Family800BR SERIESExact Gear Ratio182.494Product DescriptionS863BR-T/R RED 180:1 Ratio, No Base, "H" ASSYRated Efficiency82%BaseNo BaseMax Output Torque Cap7427Input Frame SizeNoneInput StyleShaft InputReduction StagesTripleWeight83Motor HP1Recommended LubricationKlubersynth UH1 6-460Family Id30,314AGMA Service ClassIOutput Shaft O.D./Bore Size1.5