
| d | 30 | mm | |
| D | 55 | mm | |
| B | 13 | mm | |
| d1 | 37.7 | mm | |
| d2 | 37.7 | mm | |
| D1 | 47.3 | mm | |
| K | 0.5 | mm | |
| C1 | 7.8 | mm | |
| r1,2 | min. | 1 | mm |
| r3,4 | min. | 0.3 | mm |
| a | 12.3 | mm |

| da | min. | 34.6 | mm |
| db | min. | 34.6 | mm |
| Da | max. | 50.4 | mm |
| Db | max. | 53 | mm |
| ra | max. | 1 | mm |
| rb | max. | 0.3 | mm |
| dn | 39.3 | mm |
| Basic dynamic load rating | C | 14.3 | kN | |
| Basic static load rating | C0 | 8 | kN | |
| Fatigue load limit | Pu | 0.34 | kN | |
| Attainable speed for grease lubrication | 38000 | r/min | ||
| Attainable speed for oil-air lubrication | 56000 | r/min | ||
| Ball diameter | Dw | 7.938 | mm | |
| Number of balls | z | 14 | ||
| Reference grease quantity | Gref | 1.59 | cm³ | |
| Preload and stiffness (back-to-back, face-to-face) | ||||
| Preload class A | GA | 50 | N | |
| Static axial stiffness, preload class A | 34 | N/µm | ||
| Preload class B | GB | 100 | N | |
| Static axial stiffness, preload class B | 45 | N/µm | ||
| Preload class C | GC | 200 | N | |
| Static axial stiffness, preload class C | 61 | N/µm | ||
| Preload class D | GD | 400 | N | |
| Static axial stiffness, preload class D | 85 | N/µm | ||
| Calculation factors | ||||
| Calculation factor | f | 1.06 | ||
| Calculation factor | f1 | 1 | ||
| Calculation factor | f2A | 1 | ||
| Calculation factor | f2B | 1.02 | ||
| Calculation factor | f2C | 1.05 | ||
| Calculation factor | f2D | 1.09 | ||
| Calculation factor | fHC | 1.02 | ||
| Calculation factor | f0 | 9.4 | ||
| Mass bearing | 0.095 | kg |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 21950 | 55.5752 | 92.02 | 12.7 | Seals |
|---|---|---|---|---|
| BD-23136 CCK/W33-AH 3136 G | 170 | 300 | 96 | Bearings, units and housings |
| 596110 | 265.1252 | - | - | Seals |
| 6216 N | 80 | 140 | 26 | Bearings, units and housings |
| C 41/670 K30MB | 670 | 1090 | 412 | Bearings, units and housings |
| GEZ 108 ES | 38.1 | 61.913 | 28.575 | Bearings, units and housings |
| K 81108 TN | 40 | 60 | Bearings, units and housings | |
| NKS 22 | 22 | 35 | 20 | Bearings, units and housings |
| NNCF 4968 CV | 340 | 460 | 118 | Bearings, units and housings |
| NNCL 4960 CV | 300 | 420 | 118 | Bearings, units and housings |
| QJ 1284 N2MA | 420 | 760 | 150 | Bearings, units and housings |
| RIS 206 A | - | - | - | Bearings, units and housings |
Hot number:
30x42x6 HMSA7P2 R
417506
7007 CE/P4AL
71924 ACE/P4A
7315 BEGAP
AH 2308
BT2B 328339/HA4
FYJ 507
GEZ 108 ESL-2LS
K 81113 TN
NKIB 5913
OKCX 340
W 6007-2RS1
SSAFS 22640 x 7.1/4 TLC
W 044
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