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LYC developed precision spindle bearings with all kinds of accuracy class and different structural style, mainly including double-row cylindrical roller bearings of NN3000K and NNV4900K type, single row, double-row taper roller bearings of 3000, 3000R, 35000 and 35000R type, high speed motor main shaft bearings and double or multi combination angle contact bearings B7000C. Among them, B3-706 and B3-707, single row taper roller bearing, used for precision jig boring machine main shaft, has won the National Golden Award and filled the domestic gap and reached the level of overseas one. C946122JY, triple angle contact ball bearing, used for precise CNC lathe main shaft, has won the second prize of former Machinery Ministry Scientific and Technical Advance.
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