KF055XP0 ultra thin wall four point contact ball bearing
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KF055XP0 ultra thin wall four point contact ball bearing
Metric Dimensions (mm)
| Bore d | 139.7 | mm | Bearing inner bore |
| Outer Dia. D | 177.8 | mm | Bearing outer diameter |
| Width B | 19.05 | mm | Bearing width |
Imperial Dimensions (inch)
| Imperial Bore | 5.5 | inch | Imperial inner bore size |
| Imperial Outer Dia. | 7 | inch | Imperial outer diameter size |
| Imperial Width | 0.75 | inch | Imperial width size |
Radial Load (KN)
| Dynamic Load Cr | 24070 | KN | Basic dynamic radial load rating |
| Static Load C0r | 31330 | KN | Basic static radial load rating |
Axial Load
| Axial Cr | 36450 | KN | Basic dynamic axial load rating |
| Axial C0r | 78360 | KN | Basic static axial load rating |
Moment Load (N·m)
| Moment Cr | 1430 | N·m | Basic dynamic moment load rating |
| Moment C0r | 2480 | N·m | Basic static moment load rating |
Other Parameters
| Weight | 1.18 | kg | Bearing weight |
KF055XP0 ultra thin wall four point contact ball bearing balances large bore diameter and KF‑series ultra‑slim equal cross‑section. It undertakes multi‑direction combined loads and delivers stable high‑accuracy rotation. Suitable for large‑diameter light‑load positioning platforms,special optical assemblies and compact industrial automation equipment.
KF series X-type four point contact thin section ball bearing features equal cross section design. It can bear radial load, bidirectional axial load and overturning moment load in compact installation space. Available in chrome steel or stainless steel, multiple precision grades. Widely applied in robotic joints, rotary tables, medical equipment and aerospace machinery, offering stable precision operation.


