NSK MF 52 BZZ deep groove ball bearing

NSK MF 52 BZZ belongs to deep groove ball bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for MF 52 BZZ and any equivalents.

This NSK deep groove ball bearing from the MF BZZ series is a single row unit with metal shields on both sides. It handles moderate radial and axial loads in compact equipment that needs protection from dust and particles. The extra reduced section makes it a good fit where mounting space is tight, such as small motors, fans and power tools. MR supplies it and quotes by part number.

Reading the MF BZZ code helps you confirm what you are ordering. MF identifies a deep groove ball bearing with an extra reduced section, which means a smaller outside diameter than the 60 series. The following digits, as in MF 52 BZZ or MF 104 BZZ, are the size code that sets the boundary dimensions. The B suffix points to a specific internal design, and ZZ tells you the bearing carries metal shields on both sides. Those shields block dust and particles, but they are not hermetic seals.

In industrial plants, MF BZZ bearings show up where space is limited: small electric motors, cooling fans, low-power centrifugal pumps, portable power tools and instrumentation. You will also find them in textile machines, industrial printers and light transmission systems. Their compact size and shielding suit moderately dusty areas, as long as alignment and lubrication are kept in good condition.

When selecting an MF BZZ bearing, check the radial and axial loads, the rotation speed and the environment. The ZZ shields work well in dusty conditions, but if moisture or liquids are present, consider a more effective seal. Mount the bearing with suitable tools and avoid direct blows on the shields. Factory lubrication normally lasts the bearing's service life under normal conditions; demanding applications may need periodic relubrication.

If you are replacing a bearing from another brand, the NSK MF BZZ series has equivalents in other manufacturers' catalogs. Compare the main dimensions (bore, outside diameter and width) and the protection type. A similar code is not enough: verify load capacity and internal clearance. MR can help you find the right equivalent and quote the exact part number you need.