Features | Boston Gear'S 700 Series High Strength Bronze Worm Gear Is Straddle Mounted Between Heavy-Duty Tapered Roller Bearings To Increase Thrust And Overhung Load Capacities, Sizes 713-760, Housings Are Straddle-Milled, Top And Bottom, For Precise Alignment Of Horizontal And Vertical Bases, Internal Baffles Assure Positive, Leak-Free Venting, Its Multi-Position Mounting Flexibility Allows For Installation In Virtually Any Position, Our 700 Series High Strength Steel Output Shaft Assures Capacity For High Torque And Overhung Loads, Pipe Plugs Allow Easy Fill, Level And Drain In Any Mounting Position, The 700 Series Large Oil Reservoir Provides Efficient Heat Dissipation And Lubrication For Longer Operating Life, The 700 Series Rugged Housing, Fabricated Of Fine-Grained, Gear-Quality Cast Iron, Provides Maximum Strength For Maximum Durability, As Well As Greater Precision During Worm And Gear Alignment, The 700 Series Super-Finished Oil-Seal Diameters On Both Input And Output Shafts Extend Seal Life |