d 630-900mm
Product Parameter
Designation Mass
m
≈kg
Principal dimensions
mm
Fitting dimansion
mm
Basic load ratings
KN
Calculation coefficient Fatigue limit load
Cur/ N
Limiting Speed
nG /min–1
Reference Speed
nB/min–1
d D B r
min
D1
ds ns da
min
Da
max
ra
max
Dyc
Cr
Stc
Cor
e Y1 Y2 Y0
239/710-K-MB 336 710 950 180 6 877.5 12.5 23.5 733 927 5 4800000 12000000 0.18 3.85 5.73 3.76 720000 480 350
239/710-MB 355 710 950 180 6 877.5 12.5 23.5 733 927 5 4800000 12000000 0.18 3.85 5.73 3.76 720000 480 350
230/710-B-K-MB 650 710 1030 236 7.5 938.8 12.5 23.5 738 1002 6 7650000 17000000 0.22 3.07 4.57 3 1140000 480 325
230/710-B-MB 674 710 1030 236 7.5 938.8 12.5 23.5 738 1002 6 7650000 17000000 0.22 3.07 4.57 3 1140000 480 325
240/710-B-K30-MB 873 710 1030 315 7.5 921.6 12.5 23.5 738 1002 6 9500000 22800000 0.3 2.26 3.37 2.21 1550000 430 223
241/710-B-K30-MB 1820 710 1150 438 9.5 982 12.5 23.5 750 1110 8 15600000 35500000 0.38 1.79 2.67 1.75 2340000 400 116
241/710-B-MB 1830 710 1150 438 9.5 982 12.5 23.5 750 1110 8 15600000 35500000 0.38 1.79 2.67 1.75 2340000 400 116
239/750-K-MB 394 750 1000 185 6 923.2 12.5 23.5 773 977 5 5200000 12900000 0.17 3.95 5.88 3.86 790000 480 325
239/750-MB 426 750 1000 185 6 923.2 12.5 23.5 773 977 5 5200000 12900000 0.17 3.95 5.88 3.86 790000 480 325
230/750-K-MB 792 750 1090 250 7.5 990.9 12.5 23.5 778 1062 6 8500000 19000000 0.22 3.01 4.48 2.94 1010000 450 305
230/750-MB 806 750 1090 250 7.5 990.9 12.5 23.5 778 1062 6 8500000 19000000 0.22 3.01 4.48 2.94 1010000 450 305
240/750-B-K30-MB 1070 750 1090 335 7.5 976.2 12.5 23.5 778 1062 6 10800000 26000000 0.3 2.26 3.37 2.21 1730000 400 204
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Introduction
features self aligning roller bearing is a double row non separable bearing & ndash; including the solid outer ring with spherical raceway, the solid inner ring and the drum roller with cage. The inner ring has a cylindrical or conical hole. the symmetrical drum roller can be freely adjusted in the outer spherical raceway. Therefore, it is possible to compensate for shaft bending and misalignment of mating surfaces, see compensation for angular misalignment. most sizes of self-aligning roller bearings are designed by X-life . These bearings have better kinematic properties and optimized raceway surfaces, and are made of high-performance materials without middle ribs. Therefore, under the same working conditions, the basic dynamic load rating and basic life rating of the bearing are significantly improved. In some applications, this means that smaller bearing arrangements can be chosen. and indicate in the dimension table. self aligning roller bearing can bear bidirectional axial force and high radial force. they are designed for high bearing capacity because they have as many and long drum rollers as possible, and self-aligning roller bearings are also suitable for extremely heavy loads. optimized tightness between roller and raceway ensures uniform stress distribution in the bearing. self aligning roller bearing can compensate angle misalignment. The allowable load corresponding to the centering angle is P & lt; 0.1 & middot; C R . See the table below. these tuning angles are allowed if: angle misalignment is constant (static angle misalignment) the inner ring is a rotating part. if the outer circle rotates, the inner circle swings, or the center adjustment angle is greater than the value in the table, the allowable center adjustment angle of the bearing will be smaller. please contact us if the above situation occurs.
series & nbsp; & nbsp; & nbsp; heart setting angle
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