Cam follower and support roller SKF KRE 47 PPA

SKF KRE 47 PPA is a cam follower and support roller reference, within Bearings. Request a quote for KRE 47 PPA via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SKF KRE PPA series cam follower is a roller bearing with an integrated stud, designed to support radial loads and transmit motion directly on cams, raceways or linear guides. It is mounted fixed by the stud and rotates on the outer raceway, which allows replacing bushings or simple rollers in actuating mechanisms. Its sealed construction and profile make it suitable for applications requiring rigidity and precision in contact.

The KRE PPA series designation is read in parts: KRE identifies a cam follower with needle cage and stud, PPA indicates the type of sealing and the characteristics of the outer raceway. The number that appears between both letters, as in KRE 47 PPA, corresponds to the outer diameter in millimeters. Thus, the series covers different sizes according to load and space requirements. The PPA suffixes usually indicate a double-lip seal and an outer raceway with a specific profile for rolling contact.

These rollers are used in machine tool cams, conveyor belt guiding systems, packaging equipment and automated assembly lines. In Argentine industry they appear in presses, punching machines, stamping machines and material feed mechanisms. They are also found in the food and pharmaceutical sector, where cleanliness and sealing are critical, and in lifting and linear motion applications that require high load capacity in little space.

To correctly select a cam follower, take into account the outer diameter, width and type of sealing. The KRE PPA series offers protection against contaminants, ideal for dusty or chip-laden environments. Mounting must ensure precise alignment of the stud with the raceway; excessive misalignment shortens service life. Proper lubrication and internal clearance also influence performance: verify that the roller turns smoothly and without noise. In applications with shock loads, consider a larger diameter or a wider raceway.

Regarding equivalents, SKF cam followers can be interchanged with those from other brands that follow the same dimensional designation, such as INA, NTN or NSK, but always verify tolerances and the type of sealing. Interchangeability is not automatic: a roller with the same outer diameter may differ in width, raceway radius or load capacity. Consult compatibility tables or request technical advice before replacing a component.

If you need to replace an SKF KRE PPA series cam follower, send the complete part number via WhatsApp to MR Accesorios Industriales. We will quote you and advise you so that the replacement is correct. With more than 80 years in the market, MR Accesorios Industriales is your partner for power transmission components and bearings.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.