Ball and Roller Bearings

Tapered Roller BearingsMetric seriesr1TCDBrdad Boundary dimensions Basic load ratings Limiting speeds Bearingdynamic static dynamic static numbersmm kN kgf min -1d D T B C rs min rls min Cr Cor Cr Cor grease oil3032354072 20.75 19 15 1.5 1.5 58.5 58.5 6 000 5 950 5 500 7 300 4T-30306CA72 20.75 19 14 1.5 1.5 48.5 51.5 4 950 5 250 5 000 6 700 4T-30306D72 28.75 27 23 1.5 1.5 81.0 90.0 8 250 9 150 5 700 7 600 4T-3230672 28.75 27 23 1.5 1.5 79.0 94.0 8 050 9 550 5 500 7 300 4T-32306C72 28.75 27 23 1.5 1.5 70.0 88.5 7 150 9 050 5 500 7 300 4T-32306CR 58 17 17 13 1 1 37.0 46.5 3 750 4 750 6 600 8 700 4T-320/32X65 26 26 20.5 1 1 70.5 85.0 7 200 8 650 6 000 8 000 4T-332/3275 29.75 28 23 1.5 1.5 84.0 102 8 600 10 400 5 200 6 900 4T-323/32C55 14 14 11.5 0.6 0.6 27.4 37.5 2 790 3 850 6 800 9 000 32907XU62 18 18 14 1 1 41.5 52.5 4 250 5 350 6 100 8 100 4T-32007X62 21 21 17 1 1 50.5 66.5 5 150 6 800 6 100 8 100 4T-3300772 18.25 17 15 1.5 1.5 55.5 61.5 5 650 6 250 5 500 7 400 4T-3020772 24.25 23 19 1.5 1.5 72.5 87.0 7 400 8 900 5 500 7 400 4T-3220772 24.25 23 19 1.5 1.5 68.0 85.5 6 950 8 750 5 300 7 100 4T-32207C72 24.25 23 18 1.5 1.5 62.0 78.5 6 300 8 000 5 300 7 100 4T-32207CR 72 28 28 22 1.5 1.5 87.5 109 8 900 11 200 5 500 7 400 4T-3320780 22.75 21 18 2 1.5 75.0 77.0 7 650 7 900 5 000 6 600 4T-3030780 22.75 21 17 2 1.5 66.5 68.5 6 750 7 000 4 800 6 400 4T-30307C80 22.75 21 15 2 1.5 63.5 70.0 6 450 7 100 4 400 5 800 4T-30307D80 32.75 31 25 2 1.5 101 115 10 300 11 700 5 000 6 600 4T-3230780 32.75 31 25 2 1.5 93.0 117 9 500 12 000 4 800 6 400 4T-32307C62 15 15 12 0.6 0.6 32.5 48.0 3 350 4 900 5 900 7 800 32908XU68 19 19 14.5 1 1 50.0 65.5 5 100 6 650 5 300 7 100 4T-32008X68 22 22 18 1 1 59.5 82.5 6 050 8 400 5 300 7 100 4T-3300875 26 26 20.5 1.5 1.5 79.5 103 8 100 10 500 5 200 6 900 4T-3310880 19.75 18 16 1.5 1.5 61.0 67.0 6 250 6 850 4 900 6 600 4T-3020880 24.75 23 19 1.5 1.5 79.5 93.5 8 100 9 550 4 900 6 600 4T-3220880 32 32 25 1.5 1.5 103 132 10 500 13 400 4 900 6 600 4T-3320885 33 32.5 28 2.5 2 118 144 12 000 14 700 4 600 6 200 4T-T2EE04090 25.25 23 20 2 1.5 91.5 102 9 350 10 400 4 400 5 900 4T-3030890 25.25 23 19 2 1.5 83.0 87.0 8 450 8 900 4 200 5 600 4T-30308C90 25.25 23 17 2 1.5 77.0 85.5 7 850 8 700 3 900 5 200 4T-30308D90 35.25 33 27 2 1.5 122 150 12 500 15 300 4 400 5 900 32308U90 35.25 33 27 2 1.5 110 140 11 300 14 300 4 200 5 600 4T-32308C4568 15 15 12 0.6 0.6 33.5 51.5 3 450 5 250 5 300 7 000 32909XUMinimal allowable dimension for chamfer dimension r or r1. This bearing does not incorporate the subunit dimensions.Note: When selecting bearings with bearing numbers marked with " ", please consult NTN Engineering.B-130