Version:
Ball bearing with sealing discs 2Z-C3.
Screw ISO 4017, grade 8.8, electro zinc-plated.
Nut ISO 4035, grade 8, electro zinc-plated.
Note:
Ready-to-install tension pulleys for belts, complete with ball bearing. The ball bearings are sealed both sides, permanently lubricated and maintenance-free.
For tensioning belts on the back of the belt. The tension pulleys can be combined with all tensioning elements to form an elastic belt tensioner. Rigid mounting without a tensioning element is also possible. Can also be used as an idler pulley.