Single Machined Needle Roller Bearing TAF212920, 21 mm ID x 29 mm OD x 20 mm Width, Caged Light Duty, High Carbon Steel Open Type, 1-Row Metric Series, 18,200 N Dynamic Capacity

Single machined needle bearing, 21 mm ID x 29 mm OD x 20 mm
✔️ High-carbon steel, open, caged 1-row, 18,200 N dyn, 19,000 rpm

This single machined needle roller bearing is sold each and fits compact assemblies like transmissions, gearboxes, and linear slide units where low-profile radial support is needed.

✅ Model: TAF212920, TAF Metric Series
✅ Inside diameter: 21 mm
✅ Outside diameter: 29 mm
✅ Width: 20 mm
✅ Material: High carbon steel; open enclosure
✅ Rows: 1; caged light duty; machined type
✅ Dynamic load: 18,200 N; Static load: 27,100 N
✅ Max speed: 19,000 rpm; weight: 0.080 lb; sold as single unit

💡 What is a needle roller bearing used for in compact linear slide units? A needle roller bearing offers slim, high-capacity radial support and reduces friction and wear in tight assemblies, making it a handy choice for constrained motion systems. Here’s how it helps: - Provides low-profile radial support in linear slide unit and linear motion systems - Handy when replacing sealed ball bearing setups in tight housings - Handles high radial loads with compact footprint and works next to ceramic or steel shafts - Commonly used in transmissions, gearboxes, and compact actuator assemblies