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Thrust angular-contact ball bearing > Bearings for ball screw support > Ball screw support bearings for machine tools (open type) with an inner diameter of 15-60 millimeters

Ball screw support bearings for machine tools (open type) with an inner diameter of 15-60 millimeters

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Product drawing

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drawing

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Product parameters

External dimensions（mm)size（mm)Recommended lubricating greaseRated speed min-1Bearing codeRated dynamic load CaUltimate axial loadweight(kg)
dDBγ(minimum)γ1(minimum)d1D2d1D2Filling amount
(cc)		greaseoilSingle -row bear load
DF, DB
(N)		Double-row bear load
DT, DF, DBD
DFF, DBB
(N)		3 columns bear load DTD,DFT,DBT（N)Single -row bear load
DF, DB
(N)		Double-row bear load
DT, DF, DBD
DFF, DBB
(N)		3 columns bear load DTD,DFT,DBT（N)(refer to)
15 47 15 1 0.6 27.2 34 34 39.6 2.2 6000 8000 15 TAC 47B 21900 35500 47500 26600 53000 79500 0.144
17 47 15 1 0.6 27.2 34 34 39.6 2.2 6000 8000 17 TAC 47B 21900 35500 47500 26600 53000 79500 0.144
20 47 15 1 0.6 27.2 34 34 39.6 2.2 6000 8000 20 TAC 47B 21900 35500 47500 26600 53000 79500 0.135
25 62 15 1 0.6 37 45 45 50.7 3 4500 6000 25 TAC 62B 28500 46500 61500 40500 81500 122000 0.252
30 62 15 1 0.6 39.5 47 47 53.2 3.2 4300 5600 30 TAC 62B 29200 47500 63000 43000 86000 129000 0.224
35 72 15 1 0.6 47 55 55 60.7 3.8 3600 5000 35 TAC 72B 31000 50500 67000 50000 100000 150000 0.31
40 72 15 1 0.6 49 57 57 62.7 3.9 3600 4800 40 TAC 72B 31500 51500 68500 52000 104000 157000 0.275
40 90 20 1 0.6 57 68 68 77.2 8.8 3000 4000 40 TAC 90B 59000 95500 127000 89500 179000 269000 0.674
45 75 15 1 0.6 54 62 62 67.7 4.2 3200 4300 45 TAC 75B 33000 53500 71000 57000 114000 170000 0.27
45 100 20 1 0.6 64 75 75 84.2 9.7 2600 3600 45 TAC 100B 61500 100000 133000 99000 198000 298000 0.842

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