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BT2B 328695 A/HA1 BT2B 328699 G/HA1 China preciison tapered roller bearings suppllier d 333.375 mm D 469.9 mm T 166.688 mm B 166.688 mm d1 ≈ 364 mm D1 ≈ 419 mm r1,2 min. 3.3 mm r3,4 min. 3.3 mm ...