Machined needle roller bearings RNA4912 68x85x25mm NKE

The solid RNA4912 needle roller bearing from NKE impresses with its technical specifications: an inner diameter of 68 mm, an outer diameter of 85 mm, and a width of 25 mm. With a weight of only 0.3 kg, it is lightweight yet robust. This open bearing has no seal and is suitable for a temperature range of -20 to +100 °C.

Belonging to tolerance class P0/PN or ABEC 1, the NKE RNA4912 needle roller bearing offers reliability and precision. It does not require an inner ring and has a circumferential groove with lubrication hole(s) for efficient lubrication. With a single row needle roller design and a steel sheet cage, it offers high load capacity and durability.

The bearing clearance of the needle roller bearing is set to normal radial bearing clearance, ensuring smooth operation. Overall, the solid RNA4912 needle roller bearing from NKE is a high-quality solution for applications that require precision and durability.