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轴承型号:LM300849/11
轴承内组件型号：LM300849
轴承外圈型号：LM300811
材质:高碳铬滚动轴承钢(GCr15)
硬度:59-62HRC
内径(d):40.988mm
外径(D):67.975mm
装配高度(T):17.50mm
内圈高度(B):18.00mm
外圈高度(C):13.500mm
重量:0.239KG
圆锥滚子轴承主要用来承受以径向负荷为主的径向与轴向联合负荷，一般不宜单独承受轴向负荷，此种轴承可以分别安装内圈（带全组滚子与保持器）和外圈。 该种轴承不允许轴相对外壳有倾斜，在径向负荷任用下会产生附加轴向力。圆锥滚子轴承轴向游隙的大小，对轴承能否正常工作关系很大，当轴向游隙过小时，温升较高；轴向游隙较大时，轴承容易损坏。故在安装和运转时要特别注意调整轴承的轴向游隙，必要时可以预过盈安装，以增加轴承的刚性。
| Bearing numbers | Dimensions(mm) | Weight | ||||||
| d | D | T | B | C | R | r | Kg | |
| HM801349/10 | 40.483 | 82.550 | 29.370 | 28.575 | 23.020 | 3.5 | 3.3 | 0.731 |
| LM300849/11 | 40.988 | 67.975 | 17.500 | 18.000 | 13.500 | 1.5 | 0.239 | |
| HM803146/10 | 41.275 | 88.9 | 30.162 | 29.370 | 23.020 | 3.5 | 3.3 | 0.89 |
| HM803146/11 | 41.275 | 88.9 | 30.162 | 29.370 | 23.020 | 3.5 | 0.8 | 0.9 |
| 18590/20 | 41.275 | 73.025 | 16.667 | 17.462 | 12.700 | 3.5 | 1.5 | 0.281 |
| LM501349/10 | 41.275 | 73.431 | 19.558 | 19.812 | 14.732 | 3.5 | 0.8 | 0.335 |
| LM501349/14 | 41.275 | 73.431 | 21.430 | 19.812 | 16.604 | 3.5 | 0.8 | 0.355 |
| 11162/300 | 41.275 | 76.200 | 18.009 | 17.384 | 14.288 | 1.5 | 1.5 | 0.337 |
| 25578/20 | 42.862 | 82.931 | 23.812 | 25.400 | 19.050 | 2.3 | 0.8 | 0.584 |
| HM803149/10 | 44.45 | 88.9 | 30.162 | 29.370 | 23.020 | 3.5 | 3.0 | 0.84 |
| HM803149/11 | 44.45 | 88.9 | 30.162 | 29.370 | 23.020 | 3.5 | 0.8 | 0.85 |
| HM903249/10 | 44.45 | 95.25 | 30.958 | 28.575 | 22.225 | 3.5 | 0.8 | 1 |
| 25580/20 | 44.45 | 82.931 | 23.812 | 25.400 | 19.050 | 3.5 | 0.8 | 0.56 |
| 25582/20 | 44.45 | 82.931 | 24.812 | 26.400 | 20.050 | 5.0 | 0.8 | 0.556 |
| HM803149/10 | 44.45 | 88.900 | 30.162 | 29.370 | 23.020 | 3.5 | 3.3 | 0.849 |
| 3782/20 | 44.45 | 93.264 | 30.162 | 30.302 | 23.812 | 3.5 | 3.3 | 0.961 |
| 3776/20 | 44.983 | 93.264 | 30.162 | 30.302 | 23.812 | 3.5 | 3.3 | 0.952 |
| LM102949/10 | 45.242 | 73.431 | 19.558 | 19.812 | 15.748 | 3.5 | 0.8 | 0.307 |
| LM603049/11 | 45.242 | 77.788 | 19.842 | 19.842 | 15.080 | 3.5 | 0.8 | 0.372 |
| LM603049/12 | 45.242 | 77.788 | 21.430 | 19.842 | 16.667 | 3.5 | 0.8 | 0.381 |
| 17887/31 | 45.230 | 79.985 | 19.842 | 20.638 | 15.080 | 2.0 | 1.3 | 0.4 |
| 25590/20 | 45.618 | 82.931 | 23.812 | 25.400 | 19.050 | 3.5 | 0.8 | 0.543 |
| 25590/22 | 45.618 | 83.058 | 23.876 | 25.400 | 19.114 | 3.5 | 2.0 | 0.545 |
| 25590/23 | 45.618 | 82.931 | 26.988 | 25.400 | 22.225 | 3.5 | 2.3 | 0.57 |
| LM503349A/10 | 45.987 | 74.976 | 18.000 | 18.000 | 14.000 | 1.5 | 0.296 | |
| 18690/20 | 46.038 | 79.375 | 17.462 | 17.462 | 13.495 | 2.8 | 1.5 | 0.329 |
| 359A/354A | 46.038 | 85.000 | 20.638 | 21.692 | 17.462 | 3.5 | 1.3 | 0.489 |
| 3778/20 | 47.625 | 93.264 | 30.162 | 30.302 | 23.812 | 6.4 | 3.3 | 0.898 |
