| Housing material | Composite | |||


| d | 30 | mm | |
| A | 33 | mm | |
| A1 | 15.3 | mm | |
| A3 | H14 | 3.2 | mm |
| A5 | 20 | mm | |
| B | 38.1 | mm | |
| Da | H11 | 93.7 | mm |
| Db | 78 | mm | |
| J | 82.5 | mm | |
| L | 108 | mm | |
| N | 12.3 | mm | |
| s1 | 22.2 | mm | |
| T | 42.2 | mm |
| Basic dynamic load rating | C | 19.5 | kN | |
| Basic static load rating | C0 | 11.2 | kN | |
| Fatigue load limit | Pu | 0.475 | kN | |
| Limiting speed | 3800 | r/min |
(with shaft tolerance h6)
| Mass bearing unit | 0.48 | kg |
| Thread grub screw | G2 | M6x0.75 | ||
| Hexagonal key size for grub screw | N | 3 | mm | |
| Recommended tightening torque for grub screw | 4 | N·m | ||
| Recommended diameter for attachment bolts, mm | G | 10 | mm | |
| Recommended diameter for attachment bolts, inch | G | 0.375 | in | |
| Housing | ||||
| Bearing | ||||
| End cover | ||||
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 31173 | 79.375 | 104.78 | 11.13 | Seals |
|---|---|---|---|---|
| 331290 | 685.8 | 876.3 | - | Bearings, units and housings |
| 61815-2RS1 | 75 | 95 | 10 | Bearings, units and housings |
| BC4-8021/HB1 | 850 | 1180 | - | Bearings, units and housings |
| PWTR 20.2RS | 20 | 47 | 24 | Bearings, units and housings |
| RNU 204 ECP | 26.5 | 47 | 14 | Bearings, units and housings |
| SAF 22616 x 2.3/4 TLC | 69.85 | - | - | Bearings, units and housings |
| SAF 2513-210 | 55.5625 | - | - | Bearings, units and housings |
| SALA 70 TXE-2LS | 70 | - | 49 | Bearings, units and housings |
| SAW 23536 x 6.1/2 | 165.1 | - | - | Bearings, units and housings |
| SYE 1 7/16-3 | 36.5125 | - | - | Bearings, units and housings |
| SYK 25 WD | 25 | - | - | Bearings, units and housings |
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