ZIBOO
ZIBOO IKO NAU4909UU Cylindrical Roller Bearing 68x45x22mm
Sealed cylindrical roller bearing sized 68 by 45 by 22 millimetres
- Sealed design keeps contaminants out of the bearing race
- 68 mm outer diameter fits specified housing dimensions
- 45 mm inner diameter matches standard shaft requirements
- 22 mm width supports load capacity for electrician tool applications
Precision Roller Bearing for Electrician Tooling
The ZIBOO IKO NAU4909UU is a sealed cylindrical roller bearing built for power-tool applications that demand high radial-load capacity. Its 68 mm outer diameter, 45 mm inner diameter and 22 mm width suit electrician-grade gear where compact, durable rotation is essential. New condition ensures full service life from first fit.
Straightforward Press-Fit With Seal Protection
Installation follows standard press-fit practice; the integral UU seals keep contaminants out and lubricant in without extra shielding. Common issues arise if the bearing is driven in crooked or if the housing bore is undersized, causing binding or premature wear. Correct alignment and bore tolerance prevent almost all field failures.
Highlights
- Sealed design keeps contaminants out of the bearing race
- 68 mm outer diameter fits specified housing dimensions
- 45 mm inner diameter matches standard shaft requirements
- 22 mm width supports load capacity for electrician tool applications
Specifications
| Brand | IKO |
|---|---|
| Model | IKO NAU4909UU |
Questions about this item
How do I verify the 68x45x22mm cylindrical roller bearing rotates smoothly after installation?
Rotate the inner ring by hand; it should turn freely without binding or noise, and the UU seals must stay seated in their grooves.
What comes in the box and what must I source separately for the NAU4909UU bearing?
The box contains the sealed IKO NAU4909UU bearing only; you will need to supply the correct shaft and housing fits, plus a suitable grease if re-lubrication is required.
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