RNAST40R single roller follower, separable caged cam-style, Metric 50 mm bore, no inner ring, crowned rolling elements, high carbon chrome steel, 80 mm diameter, 19.8 mm width

Single RNAST40R roller follower, 50 mm bore
✔️ Separable caged follower, 50 mm bore, 80 mm rollers, 19.8 mm width

This single separable roller follower is a caged cam follower used in linear slide units, cam tracks, conveyors, and industrial machinery for guided motion and radial load support.

✅ Model RNAST40R, RNAST Metric Series, separable caged design
✅ Inside diameter (bore): 50 mm; roller diameter: 80 mm; width: 19.8 mm
✅ Material: high carbon chrome steel, caged retainer, crowned roller surface
✅ Dynamic load capacity 35900 N; static load capacity 61100 N; temp -20 to 120 deg C
✅ Open enclosure, no inner ring, single bearing pack, weight 0.920 lb, SKU 862908

💡 What is a roller follower used for in linear slide unit and cam follower applications? Roller followers transfer motion and carry radial loads in cam-driven systems while keeping friction low and tracking accurate. - Ideal for linear slide unit guides, conveyor systems, and cam tracks that need precise load carrying. - They help reduce wear compared to plain bearings and can be paired with sealed ball bearing or ceramic options for harsh environments. - Caged separable designs make inspection, maintenance, and replacement easier for machine shops and automation equipment.