Needle Roller Bearing with Separable Cage, Double-Row RNAFW405540, 40 mm ID x 55 mm OD x 40 mm Width, High Carbon Steel, Oil Holes, Single Unit, Metric Series, up to 12000 rpm

Single needle roller bearing, separable caged unit
✔️ 40 mm ID x 55 mm OD x 40 mm W, double-row, oil holes

Compact double-row needle roller bearing for industrial shafts and linear slide units, supplied as a single unit pack for maintenance or machine builds.

✅ Type: Caged separable, double-row needle roller bearing
✅ Size: 40 mm ID x 55 mm OD x 40 mm width
✅ Material: high carbon steel, open enclosure, with oil holes
✅ Dynamic load capacity: 53900 N, static capacity: 96000 N
✅ Max speed: 12000 rpm, suitable for linear slide units and shafts
✅ Series: RNAFW metric series, industrial single bearing pack
✅ Weight: ~0.281 kg each, single unit pack specified

💡 What is a needle roller bearing used for in linear slide units and compact shaft applications? They support heavy radial loads in tight spaces and are handy for compact machine assemblies. - Compact high-load support for shafts, gearboxes, and conveyor rollers, improving space efficiency and load capacity. - Good option when comparing sealed ball bearing or ceramic choices for speed, durability, or corrosion resistance. - Commonly used in linear slide unit guides, automotive subassemblies, and industrial machinery where low profile, high-capacity bearings are needed.