Shell Needle Roller Bearing Metric 12 mm ID x 19 mm OD x 25 mm Width, Caged Heavy Duty Chromium Molybdenum Steel, Single Unit for Linear Slide Units and Machinery

Single caged metric shell needle roller bearing
✔️ 12 mm ID, 19 mm OD, 25 mm width, caged, chromium molybdenum steel

This single bearing is a caged shell needle roller used in linear slide units, small gearboxes, robotics, and compact machinery for radial load support and smooth rotation. Unlike sealed ball bearings or ceramic options, it shines where space and radial capacity matter.

✅ Model: TA1225Z (TA-Z Metric series)
✅ Size: 12 mm ID x 19 mm OD x 25 mm width
✅ Cage: caged retainer; enclosure: open
✅ Material: chromium molybdenum steel (Cr-Mo)
✅ Load ratings: dynamic 13,800 N; static 18,300 N
✅ Max speed: 35,000 rpm; single row

💡 What is a needle roller bearing used for in linear slide units? Needle roller bearings give high radial load capacity in a low-profile package, ideal for confined assemblies. Quick overview: - High radial load support for shafts in limited space; great for linear slide unit installations - Caged designs help keep rollers aligned for reliable operation in small transmissions and gearboxes - A good choice when a sealed ball bearing or ceramic option won't fit the thin cross-section required