| Overall dimensions（mm) | Rated load(N) | Rated load{kgf} | Rated speed min-1 | Bearing code | Installation dimensions(mm) | Weight(g)(Reference) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | B1 | γ(minimum) | Cr | Cor | Cr | Cor | Grease lubrication Open Z·ZZ | Oil lubrication Open Z | Open | Dust cover type | da（minimum） | db(maximum） | Da（maximum） | db(maximum） | γa（maximum） | Open | Dust cover type |
| 9.525 | 22.225 | 5.558 | 7.142 | 0.4 | 3350 | 1410 | 340 | 144 | 32000 | 38000 | R6 | R6 ZZ | 12.6 | 11.9 | 19.2 | 20 | 0.4 | 9.02 | 11 |
| 7.938 | 12.7 | 3.967 | 3.967 | 0.15 | 540 | 276 | 55 | 28 | 40000 | 48000 | R1810 | R1810 ZZ | 9.2 | 9 | 11.5 | 11.6 | 0.15 | 1.56 | 1.48 |
| 6.35 | 19.05 | 5.558 | 7.142 | 0.4 | 2620 | 1060 | 267 | 108 | 36000 | 43000 | R4AA | R4AA ZZ | 9.4 | 9 | 16 | 16.6 | 0.4 | 7.48 | 9.17 |
| 6.35 | 15.875 | 4.978 | 4.978 | 0.3 | 1610 | 660 | 164 | 68 | 38000 | 45000 | R4B | R4B ZZ | 8.4 | 8.4 | 13.8 | 13.8 | 0.3 | 4.5 | 4.43 |
| 6.35 | 12.7 | 3.175 | 4.762 | 0.15 | 1080 | 440 | 110 | 45 | 40000 | 50000 | R188 | R188 ZZ | 7.6 | 7.4 | 11.5 | 11.6 | 0.15 | 1.53 | 2.21 |
| 6.35 | 9.525 | 3.175 | 3.175 | 0.1 | 420 | 204 | 43 | 21 | 48000 | 56000 | R168B | R168B BZZ | 7.2 | 7 | 8.7 | 8.9 | 0.1 | 0.58 | 0.62 |
| 4.762 | 12.7 | 3.967 | 4.978 | 0.3 | 1300 | 485 | 133 | 49 | 43000 | 53000 | R3 | R3 ZZ | 6.8 | 6.5 | 10.7 | 11.2 | 0.3 | 2.21 | 2.79 |
| 4.762 | 9.525 | 3.175 | 3.175 | 0.1 | 710 | 270 | 73 | 28 | 50000 | 60000 | R166 | R166 ZZ | 5.6 | 5.9 | 8.7 | 8.8 | 0.1 | 0.81 | 0.85 |
| 4.762 | 7.938 | 2.779 | 3.175 | 0.1 | 360 | 149 | 37 | 15 | 53000 | 63000 | R156 | R156 ZZS | 5.6 | 5.5 | 7.1 | 7.3 | 0.1 | 0.39 | 0.42 |
| 3.967 | 7.938 | 2.779 | 3.175 | 0.1 | 360 | 149 | 37 | 15 | 53000 | 63000 | R155 | R155 ZZS | 4.8 | 5.5 | 7.1 | 7.3 | 0.1 | 0.51 | 0.56 |
| 3.175 | 12.7 | 4.366 | 4.366 | 0.3 | 640 | 225 | 65 | 23 | 53000 | 63000 | R2A | R2A ZZ | 5.2 | 4.6 | 10.7 | 8.2 | 0.3 | 3.3 | 3.23 |
| 3.175 | 9.525 | 3.967 | 3.967 | 0.3 | 630 | 218 | 64 | 22 | 56000 | 67000 | R2 | R2 ZZ | 5.2 | 4.8 | 7.5 | 8 | 0.3 | 1.36 | 1.39 |
| 3.175 | 9.525 | 2.779 | 3.571 | 0.15 | 640 | 225 | 65 | 23 | 53000 | 63000 | R2-6 | R2-6 ZZS | 4.4 | 4.6 | 8.3 | 8.2 | 0.15 | 0.96 | 1.13 |
| 3.175 | 7.938 | 2.779 | 3.571 | 0.1 | 560 | 179 | 57 | 18 | 60000 | 67000 | R2-5 | R2-5 ZZ | 4 | 4.3 | 7.1 | 7.3 | 0.1 | 0.55 | 0.72 |
| 3.175 | 6.35 | 2.38 | 2.779 | 0.1 | 283 | 95 | 29 | 9.5 | 67000 | 80000 | R144 | R144 ZZ | 4 | 3.9 | 5.5 | 5.9 | 0.1 | 0.25 | 0.27 |
| 2.38 | 7.938 | 2.779 | 3.571 | 0.15 | 550 | 175 | 56 | 18 | 60000 | 71000 | R1-5 | R1-5 ZZ | 3.6 | 4.1 | 6.7 | 7 | 0.15 | 0.6 | 0.72 |
| 2.38 | 4.762 | - | 2.38 | 0.1 | 143 | 52 | 15 | 5.5 | 80000 | 95000 | R133 | R133 ZZS | — | 3 | — | 4.2 | 0.1 | — | 0.13 |
| 2.38 | 4.762 | 1.588 | - | 0.1 | 188 | 60 | 19 | 6 | 80000 | 95000 | R133 | — | 3.2 | — | 3.9 | — | 0.1 | 0.1 | — |
| 1.984 | 6.35 | 2.38 | 3.571 | 0.1 | 310 | 108 | 32 | 11 | 67000 | 80000 | R1-4 | R1-4 ZZ | 2.8 | 3.9 | 5.5 | 5.9 | 0.1 | 0.35 | 0.5 |
| 1.397 | 4.762 | 1.984 | 2.779 | 0.1 | 231 | 66 | 24 | 6.5 | 90000 | 110000 | R1 | R1 ZZ | 2.2 | 2.3 | 3.9 | 4.1 | 0.1 | 0.15 | 0.19 |
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