Single Needle Roller Cage Bearing KT455320C3, 45 mm ID x 53 mm OD x 20 mm Width, High Carbon Steel, C3 Diameter Tolerance, Precision Shaft Support for Linear Slide Units and Gearboxes
UPC: 00193019897706
āļø 45 mm ID x 53 mm OD x 20 mm Width, high carbon steel, C3
This single needle roller cage bearing is a compact radial support used where space is tight. It's typically fitted in linear slide units, gearboxes, cam followers and industrial machinery for reliable shaft support.
ā KT455320C3 single bearing unit, needle roller cageā Inner diameter 45 mm, outer diameter 53 mm, width 20 mm
ā High carbon steel cage and rollers for durable radial load handling
ā C3 roller diameter tolerance for increased internal clearance and thermal growth compensation
ā Suits linear slide units, gearboxes, cam followers, precision shaft support
š” How does C3 tolerance affect needle roller bearings in linear slide units and gearboxes? C3 clearance provides extra internal space to reduce contact stress and allow thermal expansion. - Better for applications with shaft growth, higher operating temperatures, or tight fits - Helps prevent preload from rising in linear slide unit installs and gearbox assemblies - Improves life under light misalignment and keeps needle roller bearings running cooler - Consider sealed ball bearing or ceramic options if contamination or extreme speeds are primary concerns