AST Bearings is a leading supplier of precision ball and roller bearings, cost-efficient rotary assemblies, custom bearing solutions, and related value-added services.
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Power Transmission Engineering is THE magazine of mechanical components. PTE is written for engineers and maintenance pros who specify, purchase and use gears, gear drives, bearings, motors, couplings, clutches, lubrication, seals and all other types of mechanical power transmission and motion control components.
