K81228 NTN Bore Diameter 140.000mm Thrust roller bearings
Dc1 140 mm Dc 200 mm Lw 19 mm Bearing ring (inner ring) WS WS81228 Bearing ring (outer ring) GS GS81228 Ea 189 mm Eb 150.1 mm Cage assembly mass 1.2 kg Ca 370 kN C0a 1.280 kN Nlim (grease) 350 rpm Nlim (oil) 1.400 rpm Min operating temperature, Tmin -20 °C Max operating temperature,