d 400-420mm
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
23980-B-K-MB 68.2 400 540 106 4 499 9.5 17.7 414.6 525.4 3 1830000 4150000 0.18 3.71 5.52 3.63 275000 900 710
23980-B-MB 72.9 400 540 106 4 499 9.5 17.7 414.6 525.4 3 1830000 4150000 0.18 3.71 5.52 3.63 275000 900 710
23080-K-MB 143 400 600 148 5 540.5 12.5 23.5 418 582 4 3050000 6200000 0.24 2.79 4.15 2.73 365000 800 670
23080-MB 151 400 600 148 5 540.5 12.5 23.5 418 582 4 3050000 6200000 0.24 2.79 4.15 2.73 365000 800 670
24080-B-K30-MB 196 400 600 200 5 530.9 12.5 23.5 418 582 4 3900000 8500000 0.33 2.06 3.06 2.01 670000 700 485
24080-B-MB 198 400 600 200 5 530.9 12.5 23.5 418 582 4 3900000 8500000 0.33 2.06 3.06 2.01 670000 700 485
23180-B-K-MB 261 400 650 200 6 567.2 12.5 23.5 426 624 5 4250000 8500000 0.31 2.15 3.2 2.1 670000 750 485
23180-B-MB 270 400 650 200 6 567.2 12.5 23.5 426 624 5 4250000 8500000 0.31 2.15 3.2 2.1 670000 750 485
24180-B-K30 312 400 650 250 6 553.5 12.5 23.5 426 624 5 5100000 10400000 0.39 1.72 2.56 1.68 720000 670 310
24180-B 326 400 650 250 6 553.5 12.5 23.5 426 624 5 5100000 10400000 0.39 1.72 2.56 1.68 720000 670 310
23280-B-K-MB 442 400 720 256 6 609.8 12.5 23.5 426 694 5 5700000 10800000 0.38 1.78 2.65 1.74 820000 700 370
23280-B-MB 469 400 720 256 6 609.8 12.5 23.5 426 694 5 5700000 10800000 0.38 1.78 2.65 1.74 820000 700 370
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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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