The ACTN Series Angular Contact Ball Bearings are precision-engineered components specifically designed for high-stiffness applications requiring preloaded performance. Featuring a specialized 25-degree contact angle and enhanced raceway geometry, these bearings deliver exceptional axial and radial rigidity in compact assemblies. The series incorporates nitrogen-stabilized steel components for dimensional stability under thermal variations, ensuring consistent preload maintenance.
| Inquiry | Designation | Principal Dimensions(mm) | Basic Load Ratlngs(kN) | Limited Speed(rpm) | |||||
|---|---|---|---|---|---|---|---|---|---|
| d | D | B | Cr | Cor | Grease | Oil | |||
| 7020ACTN | 100 | 150 | 24 | 69 | 69.7 | 3800 | 5000 | ||
| 7220ACTN | 100 | 180 | 34 | 142.3 | 120.6 | 3200 | 4300 | ||
| 7021ACTN | 105 | 160 | 26 | 80.9 | 72.2 | 3600 | 4800 | ||
| 7221ACTN | 105 | 190 | 36 | 159 | 135.1 | 3000 | 4000 | ||
| 7022ACTN | 110 | 170 | 28 | 98.5 | 93.9 | 3400 | 4600 | ||
| 7222ACTN | 110 | 200 | 38 | 176.3 | 151.2 | 2800 | 3800 | ||
| 7024ACTN | 120 | 180 | 28 | 103.5 | 104.5 | 2800 | 3800 | ||
| 7224ACTN | 120 | 215 | 40 | 193.6 | 170.9 | 2400 | 3400 | ||
| 7026ACTN | 130 | 200 | 33 | 122.4 | 127.8 | 2600 | 3400 | ||
| 7226ACTN | 130 | 230 | 40 | 196.4 | 200.1 | 2000 | 3000 | ||
| 7028ACTN | 140 | 210 | 33 | 145.3 | 152.8 | 2400 | 3200 | ||
