... , NTN, THK, IKO, NACHI. Angular contact ball bearings are able to support radial load and axial load. as single row angular ... load in single direction, matched bearing mounting is often adopted to them. as matched pairs of bearings, preload for them is ... be clean, cool and dry, optimumTemperature of 10 to 25 degrees Celsius, a maximum of 30Degrees Celsius, a minimum of not less than ...