Timken 309KG Single Row Radial Deep Groove Ball Bearing

Timken 309KG (MPN 309KG) is a single-row radial deep-groove ball bearing from Timken Fafnir’s 300 Series, featuring an open, straight-bore design optimized for high-speed, low-friction operation. Its Conrad deep-groove design enables it to carry radial loads and moderate thrust loads in both directions, making it suitable for electric motors, pumps, gearboxes, conveyors, fans, compressors, agricultural equipment, and general industrial machinery requiring reliable rotational performance. Key specifications include bore 45 mm, outside diameter 100 mm, width 25 mm; dynamic radial load rating 58,717 N (13,200 lbf); static radial load rating 31,671 N (7,120 lbf); weight approximately 0.80 kg; closure: open; bore type: straight; ball material and cage material: steel; maximum shaft fillet radius 1.5 mm; limiting speeds 4,140 rpm (grease) and 4,830 rpm (oil).