RNAST40 single bearing roller follower separable metric, 50 mm ID, no inner ring, caged cylindrical rollers, high carbon chrome steel open, 80 mm roller dia, 19.8 mm width

Single RNAST40 roller follower, separable metric
✔️ 50 mm ID, caged cylindrical rollers, no inner ring, 80 mm dia

This single separable roller follower is a cylindrical cam/track bearing for linear slide units, conveyors and cam follower duties in industrial automation and machinery.

✅ Model: RNAST40 caged separable type
✅ Inner diameter: 50 mm
✅ Roller diameter: 80 mm, roller width: 19.8 mm
✅ Material: high carbon chrome steel, carbon steel retainer
✅ Dynamic load rating: 35,900 N; static load: 61,100 N
✅ Temperature range: -20 to 120 C; open enclosure
✅ No inner ring; open, caged design for easy assembly
✅ Weight: 0.920 lb; sold as a single bearing unit

💡 What is a roller follower used for in linear slide unit or cam follower applications? A roller follower acts as a rolling contact element that converts cam or track motion into controlled motion with lower friction. Short intro to common uses: - Used in linear slide units, cam drives, conveyors and indexing systems for smooth tracking - Helps reduce wear compared with sliding bearings and works well with sealed ball bearing setups and ceramic options - Handy for high radial load situations and for easy replacement or maintenance in automation systems