Page 5 of Features of NTN Engineering Plastics by NTN Corporation Japan

standard series of ntn engineering plastics sliding bearings indication of serial number r-ml length inner diameter model code dimensions to be measured at 25°c part no length l tolerances 25 30 40 0 -0.25 dimension mm 60 80 c recommended fit mm shaft h7 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 22 24 25 26 28 30 31 32 35 38 40 45 50 55 60 65 70 0 -0.010 0 -0.012 0 -0.012 0 -0.012 0 -0.015 0 -0.015 0 -0.015 0 -0.015 0 -0.018 0 -0.018 0 -0.018 0 -0.018 0 -0.018 0 -0.018 0 -0.018 0 -0.021 0 -0.021 0 -0.021 0 -0.021 0 -0.021 0 -0.021 0 -0.021 0 -0.021 0 -0.025 0 -0.025 0 -0.025 0 -0.025 0 -0.025 0 -0.025 0 -0.025 0 -0.030 0 -0.030 0 -0.030 0 -0.030 mounted clearance minimum 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.045 0.045 0.045 0.045 mm when mounted in h7 housing made of carbide 50 mm 0.3 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 housing h7 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 22 23 25 27 28 30 32 34 35 36 39 42 44 50 55 60 65 70 75 +0.012 0 +0.012 0 +0.015 0 +0.015 0 +0.015 0 +0.015 0 +0.018 0 +0.018 0 +0.018 0 +0.018 0 +0.018 0 +0.018 0 +0.018 0 +0.021 0 +0.021 0 +0.021 0 +0.021 0 +0.021 0 +0.021 0 +0.021 0 +0.021 0 +0.025 0 +0.025 0 +0.025 0 +0.025 0 +0.025 0 +0.025 0 +0.025 0 +0.025 0 +0.030 0 +0.030 0 +0.030 0 +0.030 0 +0.030 0 maximum 0.075 0.085 0.095 0.095 0.100 0.100 0.100 0.100 0.115 0.115 0.115 0.115 0.115 0.115 0.115 0.130 0.130 0.130 0.130 0.130 0.130 0.135 0.135 0.165 0.165 0.165 0.165 0.165 0.165 0.165 0.195 0.195 0.195 0.195 r-ml1525 r-ml1625 0.5 0.5 0.5 r-ml1825 0.5 0.7 r-ml2025 r-ml2030 r-ml2225 r-ml2425 r-ml2430 r-ml2525 r-ml2530 r-ml2625 r-ml2630 r-ml2830 r-ml3025 r-ml3030 r-ml3040 r-ml3125 r-ml3140 0.7 0.7 0.7 0.7 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 1.1 1.1 1.1 1.1 1.1 r-ml3225 r-ml3230 r-ml3240 r-ml3525 r-ml3530 r-ml3540 r-ml3550 r-ml3840 r-ml4025 r-ml4030 r-ml4040 r-ml4050 r-ml4525 r-ml4530 r-ml4540 r-ml4550 r-ml5030 r-ml5040 r-ml5050 r-ml5060 r-ml5530 r-ml5540 r-ml6030 r-ml6040 r-ml6530 r-ml6540 r-ml7040 r-ml5560 r-ml6060 r-ml6560 r-ml7060 r-ml7080 1.1 13

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