
| d | 30 | mm | |
| D | 55 | mm | |
| B | 13 | mm | |
| d1 | 38.2 | mm | |
| d2 | 36.4 | mm | |
| D1 | 45.81 | mm | |
| b | 1.4 | mm | |
| C1 | 3.7 | mm | |
| C2 | 1.95 | mm | |
| C3 | 2.6 | mm | |
| r1,2 | min. | 1 | mm | 
| r3,4 | min. | 0.6 | mm | 
| a | 12.2 | mm | 

| da | min. | 34.6 | mm | 
| db | min. | 34.6 | mm | 
| Da | max. | 50.4 | mm | 
| Db | max. | 50.8 | mm | 
| ra | max. | 1 | mm | 
| rb | max. | 0.6 | mm | 
| dn | 39.9 | mm | 
| Basic dynamic load rating | C | 9.36 | kN | |
| Basic static load rating | C0 | 5.2 | kN | |
| Fatigue load limit | Pu | 0.22 | kN | |
| Attainable speed for grease lubrication | 47000 | r/min | ||
| Attainable speed for oil-air lubrication | 73000 | r/min | ||
| Ball diameter | Dw | 6.35 | mm | |
| Number of balls | z | 17 | ||
| Reference grease quantity | Gref | 1.7 | cm³ | |
| Preload and stiffness (back-to-back, face-to-face) | ||||
| Preload class A | GA | 50 | N | |
| Static axial stiffness, preload class A | 31 | N/µm | ||
| Preload class B | GB | 150 | N | |
| Static axial stiffness, preload class B | 49 | N/µm | ||
| Preload class C | GC | 300 | N | |
| Static axial stiffness, preload class C | 67 | N/µm | ||
| Calculation factors | ||||
| Calculation factor | f | 1.05 | ||
| Calculation factor | f1 | 1 | ||
| Calculation factor | f2A | 1 | ||
| Calculation factor | f2B | 1.03 | ||
| Calculation factor | f2C | 1.05 | ||
| Calculation factor | fHC | 1.01 | ||
| Calculation factor | f0 | 7.9 | ||
| Mass bearing | 0.1 | kg | 
| Model No. | Inner Diameter | Outer Diameter | Width | Type | 
| 3307 A-2ZTN9/MT33 | 35 | 80 | 34.9 | Bearings, units and housings | 
|---|---|---|---|---|
| 6414 | 70 | 180 | 42 | Bearings, units and housings | 
| 7308 BEGBM | 40 | 90 | 23 | Bearings, units and housings | 
| 891/900 M | 900 | 1060 | 95 | Bearings, units and housings | 
| C 3984 M | 420 | 560 | 106 | Bearings, units and housings | 
| D/W R133-2ZS | 2.38 | 4.762 | 2.38 | Bearings, units and housings | 
| HA 2311 | 49.2125 | 55 | 59 | Bearings, units and housings | 
| IR 40x45x20.5 | 40 | 45 | 20.5 | Bearings, units and housings | 
| KM 31 | 25 | - | 155 | Bearings, units and housings | 
| NJ 2312 ECML | 60 | 130 | 46 | Bearings, units and housings | 
| SHR 95 | 95 | - | - | Coupling systems | 
| SAFS 22522 x 3.11/16 TLC | 93.6625 | - | - | Bearings, units and housings | 
   Hot number:
305-2Z 
565931 
6207-RS1 
634-2Z 
71907 CD/P4A 
C 3188 KMB 
FYT 55 TF/VA228 
HA 3130 E 
K 81138 M 
NF 19/750 ECMB/HA1 
NU 417 
NUP 1880 MP 
NUP 2228 ECML 
OKBS 58 
PCM 151715 E 
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