Unidirectional thrust ball bearing includes a shaft washer, a housing washer and a set of steel ball-cage. The bearing can be separated, and the shaft washer, housing washer, steel ball-cage can be installed separately. Unidirectional thrust ball bearing is mainly used to withstand one-way axial loads and can be used for one-way axial positioning.
Basic dimensions mm | Basic load ratings kN | Limit Rotational Speed rmin | Bearing part number | Other dimensions mm | Mounting dimensions mm | Mass kg | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
d | D | T | rmin | Cr | Cor | Grease lubrication | Oil lubrication | Bearing part number | d1 | D1 | damin | Damax | ramax | Mass |
20 | 35 | 10 | 0.3 | 14.2 | 18.3 | 4900 | 6800 | 51104 | 35 | 21 | 29 | 26 | 0.3 | 0.0372 |
25 | 42 | 11 | 0.6 | 18.7 | 26.3 | 4800 | 6300 | 51105 | 42 | 26 | 35.2 | 31.8 | 0.6 | 0.0589 |
25 | 47 | 15 | 0.6 | 24.8 | 30.7 | 4000 | 5300 | 51205 | 47 | 27 | 38.2 | 33.8 | 0.6 | 0.117 |
25 | 52 | 18 | 1 | 35.7 | 42 | 3400 | 4500 | 51305 | 52 | 27 | 41.2 | 35.8 | 1 | 0.165 |
30 | 47 | 11 | 0.6 | 19.6 | 31.2 | 4500 | 6000 | 51106 | 47 | 32 | 40.2 | 36.8 | 0.6 | 0.0642 |
30 | 52 | 16 | 0.6 | 26.7 | 37.9 | 3600 | 4800 | 51206 | 52 | 32 | 43.2 | 38.8 | 0.6 | 0.138 |
30 | 52 | 16 | 0.6 | 25.3 | 35 | 3600 | 4800 | 51206/HV | 52 | 32 | 43.2 | 38.8 | 0.6 | 0.147 |
30 | 60 | 21 | 1 | 42.8 | 55.6 | 2800 | 3800 | 51306 | 60 | 32 | 48 | 42 | 1 | 0.266 |
30 | 70 | 28 | 1 | 64.1 | 74.4 | 2000 | 3000 | 51406 | 70 | 32 | 54 | 46 | 1 | 0.498 |
35 | 52 | 12 | 0.6 | 20.4 | 36.2 | 4300 | 5600 | 51107 | 52 | 37 | 45.2 | 41.8 | 0.6 | 0.0779 |
35 | 52 | 12 | 0.6 | 15.4 | 28.5 | 4300 | 5600 | 51107H | 52 | 37 | 45.2 | 41.8 | 0.6 | 0.0817 |
35 | 55 | 16 | 0.6 | 24.9 | 42.4 | 4300 | 5600 | 51107X3 | 55 | 37 | 47 | 43 | 0.6 | 0.141 |
35 | 62 | 18 | 1 | 37.3 | 54.2 | 3000 | 4000 | 51207 | 62 | 37 | 51.2 | 45.8 | 1 | 0.193 |
35 | 68 | 24 | 1 | 55.5 | 73.8 | 2400 | 3400 | 51307 | 68 | 37 | 54.8 | 48.2 | 1 | 0.361 |
35 | 68 | 24 | 1 | 55.5 | 73.8 | 2400 | 3400 | 51307/YA6 | 68 | 37 | 54.8 | 48.2 | 1 | 0.301 |
40 | 60 | 13 | 0.6 | 26.9 | 51.2 | 3800 | 5000 | 51108 | 60 | 42 | 52 | 48 | 0.6 | 0.118 |
40 | 60 | 16 | 0.6 | 26.9 | 51.2 | 3800 | 5000 | 51108/YAD | 60 | 37 | 52 | 48 | 0.6 | 0.172 |
40 | 60 | 13 | 0.6 | 25.1 | 46.1 | 3800 | 5000 | 51108H | 60 | 42 | 52 | 48 | 0.6 | 0.126 |
40 | 68 | 19 | 1 | 47 | 74.1 | 2800 | 3800 | 51208 | 68 | 42 | 56.8 | 51.2 | 1 | 0.273 |
40 | 68 | 19 | 1 | 44.8 | 69.2 | 2800 | 3800 | 51208M | 68 | 42 | 56.8 | 51.2 | 1 | 0.324 |
40 | 78 | 26 | 1 | 69.3 | 95.2 | 2000 | 2400 | 51308 | 78 | 42 | 62.8 | 55.2 | 1 | 0.521 |
40 | 100 | 28 | 1.1 | 74.9 | 151 | 1700 | 2400 | 51708 | 100 | 58 | 76 | 64 | 1.1 | 0.970 |
45 | 65 | 14 | 0.6 | 25.3 | 49.7 | 3400 | 4500 | 51109 | 65 | 47 | 57 | 53 | 0.6 | 0.139 |
45 | 65 | 14 | 0.6 | 26.2 | 52.3 | 3400 | 4500 | 51109M | 65 | 47 | 57 | 53 | 0.6 | 0.162 |
45 | 73 | 20 | 1 | 47.7 | 81.3 | 2600 | 3600 | 51209 | 73 | 47 | 61.8 | 56.2 | 1 | 0.332 |
45 | 85 | 28 | 1 | 75.8 | 108.3 | 1900 | 2800 | 51309 | 85 | 47 | 69 | 61 | 1 | 0.656 |
45 | 85 | 28 | 1 | 75.8 | 108.3 | 1900 | 2800 | 51309M | 85 | 47 | 69 | 61 | 1 | 0.751 |
50 | 70 | 14 | 0.6 | 27.1 | 58.4 | 3200 | 4300 | 51110 | 70 | 52 | 62 | 58 | 0.6 | 0.155 |
50 | 70 | 14 | 0.6 | 27.1 | 58.4 | 3200 | 4300 | 51110M | 70 | 52 | 62 | 58 | 0.6 | 0.186 |
50 | 78 | 22 | 1 | 54.4 | 94.3 | 2400 | 3400 | 51210 | 78 | 52 | 66.8 | 61.2 | 1 | 0.374 |