Technical data Main bearing Main bearing journals Diameter in mm, standard, bearing journal No. 1 42.964-42.975 42.964-42.975 (1.6915-1.6919 i n) (1.6915-1.6919 i n) No. 2 45.964-45.975 42.964-42.975 (1.8096-1.8100 i n) (1.8096-1.8100 i n) No. 3 - 45.964-45.975 (1.8096-1.8100 i n) undersize, No. 1 0.25 mm 42.760-42.786 42.760-42.786 (.0098 i n) (1.6834-1.6844 i n) (1.6834-1.6844 i n) 0.50 mm 42.510-42.536 42.510-42.536 (.0196 i n) (1.6736-1.6746 i n) (1.6736-1.6746 i n) undersize, No. 2 0.25 mm 45.764-45.790 42.760-42.786 (.0098 i n) (1.8017-1.8027 i n) (1.6834-1.6844 i n) 0.50 mm 45.514-45.540 42.510-42.536 (.0196 i n) (1.7918-1.7929 i n) (1.6736-1.6746 i n) undersize, No.
3 0.25 mm 45.764-45.790 (.0098 i n) (1.8017-1.8027 i n) 0.50 mm 45.514-45.540 (.0196 i n) (1.7918-1.7929 i n) MD2010 MD2020 Diameter in mm, standard, bearing journal No. 1 45.964-45.975 67.900-67.970 (1.8096-1.8100 i n) (2.6732-2.6759 i n) No. 2 45.964-45.975 67.900-67.970 (1.8096-1.8100 i n) (2.6732-2.6759 i n) No. 3 45.964-45.975 67.960-67.986 (1.8096-1.8100 i n) (2.6755-2.6766 i n) undersize, No. 1 0.25 mm 45.854-45.934 67.650-67.720 (.0098 i n) (1.8052-1.8084 i n) (2.6633-2.6661 i n) 0.50 mm 45.604-45.684 67.400-67.470 (.0196 i n) (1.7954-1.7985 i n) (2.6535-2.6562 i n) undersize, No.
2 0.25 mm 45.854-45.934 67.650-67.720 (.0098 i n) (1.8052-1.8084 i n) (2.6633-2.6661 i n) 0.50 mm 45.604-45.684 67.400-67.470 (0196 i n) (1.7954-1.7985 i n) (2.6535-2.6562 i n) undersize, No. 3 0.25 mm :....
45.714-45.725 67.710-67.736 (.0098 i n) (1.7997-1.8001 i n) (2.6657-2.6667 i n) 0.50 mm 45.464-45.475 67.460-67.486 (.0196 i n) (1.7899-1.7903 i n) (2.6559-2.6569 i n) M D2030 MD2040 Big-end bearing Big-end bearing journals Big-end bearing, radial clearance in mm 0.031-0.068 0.035-0.083 0.035-0.085 (.0012-.0026 i n) (.0013-.0032 i n) (.0013-.0033 i n) Bearing journal length in mm 15.65-16.55 17.70-18.60 19.70-20.60 (.6161-.6515 i n) (.6968-.7322 i n) (.7755-.8110 i n) Diameter in mm, standard 34.964-34.975 38.964-38.975 51.964-51.975 (1.3765-1.3769 i n) (1.5340-1.5344 i n) (2.0458-2.0463 i n) undersize, 0.25 mm 34.714-34.725 38.714-38.725 51.714-51.725 (0098 i n) (1.3666-1.3671 i n) (1.5240-1.5246 i n) (2.0359-2.0364 i n) 0.50 mm 34.464-34.475 38.464-38.475 51.464-51.475 (.0196 i n) (1.3561-1.3572 i n) (1.5143-1.5147 i n) (2.0261-2.0266 i n) MD2010 , MD2020 MD2030 M D2040 1 1