6211 Hybrid Ceramic Bearings can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls
If you are bothered about the SF350XP0 35"x36
of Ribs 16 Rib Section PL Material Rubber Technical Improved transmission ratio is possible (Poly V 1 : 60 vs V belt 1 : 20)
Product Info Acting Type Double Acting Airtac nsu Standard Air Cylinder NFPA Product Series Airtac NSU Pneumatic Cylinder Bore Size 2-1/2 inch Brand Airtac Component Type Standard Air Cylinder Magnet With Magnet Stroke Length 3 inch Type of Thread NPT
2 kN C dynamic = 55 kN Co static = 44 kN Speed in grease = 13000 rpm Speed in oil = 20000 rpm Preloading force Fv L = 315 N Preloading force Fv M = 1022 N Preloading force Fv H = 2100 N Unloading force KaE L = 986 N Unloading force KaE M = 3479 N Unloading force KaE H = 7697 N Axial rigidity Ca L = 71
XPB2700 Raw edge cogged wedge belts Hybrid Spindle Bearings HCB70-E 6211 Hybrid Ceramic Bearings canXPB2700 Raw edge cogged wedge belts XPB2700, Raw edge classic V belt Metric, Synthetic Rubber, Wedge belt, Polyester cord Specification Manufacturer Product Code XPB2700 Basic Product Description Raw edge classic V belt Measurement Metric UOM Each Inside Length Li (mm) 2660 Datum Length Ld (mm) 2700 Outside Length La (mm) 2717 Section Width (mm) 16. 3 Section Height (mm) 13 Weight (Kg) 0. 697 Material Synthetic Rubber Cord Type Polyester cord