Single NAST12 Roller Follower, Metric 12 mm ID, Separable Caged Cylindrical Rollers, High-Carbon Chrome Steel, Open Heavy-Duty Type for Linear Slide Unit and Machine Guide Applications
✔️ Separable caged cylindrical rollers; 12 mm ID, 32 mm OD, 12 mm W
This single NAST12 roller follower is an open, separable cylindrical roller follower used in linear slide units, cam drives, conveyor guides and machine tool feeds.
✅ Model: NAST12 (NAST Metric Series)✅ Inside diameter: 12 mm
✅ Outside diameter: 32 mm
✅ Overall width: 12 mm (11.8 mm typical)
✅ Roller surface profile: Cylindrical, roller dia 32 mm
✅ Retainer: Caged heavy-duty type
✅ Material: High carbon chrome steel
✅ Load capacity: Dynamic 10500 N, Static 10900 N
✅ Enclosure: Open; single bearing pack (each)
✅ Weight: 0.130 lb each; SKU: 862373
💡 What is a roller follower used for in linear slide units? A roller follower is a rolling-element guide that carries radial loads and delivers smooth linear motion with minimal friction, handy for heavy-duty machine guidance. Short intro sentence: it keeps cams, slides, and guides tracking precisely under load. - Perfect for linear slide unit guides, cam followers, and conveyor tracking systems - Preferred when higher load capacity is needed over sealed ball bearing designs - Consider ceramic alternatives for extreme-speed or corrosion-prone setups, but steel rollers win for impact-heavy, heavy-duty jobs