| Overall dimensions（mm) | Rated load(KN) | Rated speed min-1 | Bearing code | Installation dimensions(mm) | Weight(kg) | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | γ(minimum) | γ1(minimum) | FW | EW | Cr | Cor | Grease lubrication | Oil lubrication | NU type | NJ type | NUP type | N type | NF type | da（minimum） | Db(minimum) | db(maximum） | dc(minimum） | dd(minimum） | da(maximum） | db(maximum） | Db(minimum) | γa（maximum） | γb(maximum） | (Reference) | |
| 25 | 80 | 21 | 1.5 | 1.5 | 388 | 628 | 46.5 | 40 | 9000 | 11000 | NU 405 | NU | NJ | — | N | NF | 33 | 33 | 37 | 41 | 46 | 72 | 72 | 64 | 1.5 | 1.5 | 0.57 |
| 25 | 62 | 24 | 1.1 | 1.1 | 34 | — | 65.5 | 56 | 9000 | 11000 | * NU 2305 ET U537 | NU | NJ | NUP | — | — | 315 | 315 | 32 | 37 | 40 | 55.5 | — | — | 1 | 1 | 0.338 |
| 25 | 62 | 24 | 1.1 | 1.1 | 34 | — | 57 | 56 | 9000 | 11000 | NU 2305 ET | NU | NJ | NUP | — | — | 315 | 315 | 32 | 37 | 40 | 55.5 | — | — | 1 | 1 | 0.338 |
| 25 | 62 | 17 | 1.1 | 1.1 | — | 53 | 29.3 | 25.2 | 10000 | 13000 | N 305 | 一 | — | — | N | NF | 31.5 | — | — | — | — | — | 55 | 50 | 1 | 1 | 0.233 |
| 25 | 52 | 18 | 1 | 0.6 | 31.5 | — | 40 | 34.5 | 12000 | 14000 | * NU 2205 ET U537 | NU | NJ | NUP | — | — | 30 | 29 | 30 | 34 | 37 | 47 | — | — | 1 | 0.6 | 0.16 |
| 25 | 52 | 18 | 1 | 0.6 | 31.5 | — | 35 | 34.5 | 12000 | 14000 | NU 2205 ET | NU | NJ | NUP | — | — | 30 | 29 | 30 | 34 | 37 | 47 | — | — | 1 | 0.6 | 0.16 |
| 25 | 52 | 15 | 1 | 0.6 | — | 45 | 17.7 | 15.7 | 13000 | 16000 | N 205 | 一 | — | — | N | NF | 30 | — | — | — | — | — | 48 | 46 | 1 | 0.6 | 0.135 |
| 25 | 47 | 12 | 0.6 | 0.3 | 30.5 | — | 14.3 | 13.1 | 15000 | 18000 | NU1005 | NU | — | — | — | — | — | 27 | 30 | 32 | — | 43 | — | — | 0.6 | 0.3 | 0.94 |
| 20 | 52 | 21 | 1.1 | 0.6 | 27.5 | — | 42 | 39 | 11000 | 14000 | NU 2304 ET | NU | NJ | NUP | — | — | 26.5 | 24 | 26 | 30 | 33 | 45.5 | — | — | 1 | 0.6 | 0.209 |
| 20 | 52 | 21 | 1.1 | 0.6 | 28.5 | — | 30.5 | 27.2 | 11000 | 14000 | NU 2304 | NU | NJ | NUP | — | — | 26.5 | 24 | 27 | 30 | 33 | 45.5 | — | — | 1 | 0.6 | 0.217 |
| 20 | 52 | 15 | 1.1 | 0.6 | 27.5 | — | 31.5 | 26.9 | 12000 | 15000 | NU 304 ET | NU | NJ | NUP | — | — | 26.5 | 24 | 26 | 30 | 33 | 45.5 | — | — | 1 | 0.6 | 0.145 |
| 20 | 52 | 15 | 1.1 | 0.6 | — | 44.5 | 21.4 | 17.3 | 12000 | 15000 | N 304 | — | — | — | N | NF | 26.5 | — | — | — | — | — | 48 | 46 | 1 | 0.6 | 0.148 |
| 20 | 47 | 18 | 1 | 0.6 | 26.5 | — | 30.5 | 28.3 | 13000 | 16000 | NU 2204 ET | NU | NJ | NUP | — | — | 25 | 24 | 25 | 29 | 32 | 42 | — | — | 1 | 0.6 | 0.138 |
| 20 | 47 | 18 | 1 | 0.6 | 27 | — | 20.7 | 18.4 | 13000 | 16000 | NU 2204 | NU | NJ | — | — | — | 25 | 24 | 25 | 29 | 32 | 42 | — | — | 1 | 0.6 | 0.144 |
| 20 | 47 | 14 | 1 | 0.6 | 26.5 | — | 25.7 | 22.6 | 13000 | 16000 | NU 204 ET | NU | NJ | NUP | — | — | 25 | 24 | 25 | 29 | 32 | 42 | — | — | 1 | 0.6 | 0.107 |
| 20 | 47 | 14 | 1 | 0.6 | — | 40 | 15.4 | 12.7 | 15000 | 18000 | N 204 | — | — | — | N | NF | 25 | — | — | — | — | — | 43 | 42 | 1 | 0.6 | 0.107 |
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