
| d | 40 | mm | |
| D | 68 | mm | |
| B | 15 | mm | |
| d1 | 50.95 | mm | |
| d2 | 49.87 | mm | |
| D2 | 58.88 | mm | |
| r1,2 | min. | 1 | mm |
| r3,4 | min. | 0.6 | mm |
| a | 14.8 | mm |


| da | min. | 44.6 | mm |
| db | min. | 44.6 | mm |
| Da | max. | 63.4 | mm |
| Db | max. | 64.8 | mm |
| ra | max. | 1 | mm |
| rb | max. | 0.6 | mm |
| dn | 51.6 | mm |
| Basic dynamic load rating | C | 9.95 | kN | |
| Basic static load rating | C0 | 9.3 | kN | |
| Fatigue load limit | Pu | 0.236 | kN | |
| Attainable speed for grease lubrication | 28000 | r/min | ||
| Attainable speed for oil-air lubrication | 43000 | r/min | ||
| Ball diameter | Dw | 4.762 | mm | |
| Number of balls | z | 26 | ||
| Reference grease quantity | Gref | 2.22 | cm³ | |
| Preload and stiffness (back-to-back, face-to-face) | ||||
| Preload class A | GA | 24 | N | |
| Static axial stiffness, preload class A | 28 | N/µm | ||
| Preload class B | GB | 48 | N | |
| Static axial stiffness, preload class B | 36 | N/µm | ||
| Preload class C | GC | 145 | N | |
| Static axial stiffness, preload class C | 57 | N/µm | ||
| Calculation factors | ||||
| Calculation factor | f | 1.04 | ||
| Calculation factor | f1 | 1 | ||
| Calculation factor | f2A | 1 | ||
| Calculation factor | f2B | 1.02 | ||
| Calculation factor | f2C | 1.05 | ||
| Calculation factor | fHC | 1 | ||
| Calculation factor | f0 | 9.8 | ||
| Mass bearing | 0.21 | kg |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 2306 M | 30 | 72 | 27 | Bearings, units and housings |
|---|---|---|---|---|
| 58741 | 149.225 | 180.98 | 12.7 | Seals |
| BT2B 331854/HA1 | 571.5 | 812.8 | - | Bearings, units and housings |
| D/W R8 R | 12.7 | 28.575 | 6.35 | Bearings, units and housings |
| GEP 180 FS | 180 | 260 | 122 | Bearings, units and housings |
| NNU 4984 B/SPW33 | 420 | 560 | 140 | Bearings, units and housings |
| NU 202 ECPHA | 15 | 35 | 11 | Bearings, units and housings |
| OH 31/1000 HE | 950 | 1240 | 609 | Bearings, units and housings |
| OKF 270 | 270 | 595 | - | |
| SAF 22634 x 6 T | 152.4 | - | - | Bearings, units and housings |
| SI 80 TXE-2LS | 80 | - | 55 | Bearings, units and housings |
| SSAFS 22532 x 5.1/2 TLC | 139.7 | - | - | Bearings, units and housings |
Hot number:
120x160x12 HMSA10 V
12x22x7 HMS5 V
30x52x7 HMS5 RG
42644
53307 + U 307
67560
AH 308
FYTBK 35 TR
K 155x163x26
K 81209 TN
K 81213 TN
MS 31/530
NNU 4160 K30M/W33
RNA 22/6.2RS
SAW 23528 x 4.13/16
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