NMB is a manufacturer of miniature ball bearings. NMB’s offerings range from merely small ball bearings to ball bearings which could be a period on the lettering of a quarter. NMB available in inch and metric sizes, open or shielded and flanged or unflanged. For extreme noise-sensitive applications, superior hardness and corrosion resistance our ball bearings are manufactured with DD400™ stainless steel material. Chrome steel is available for applications in uses and environments where corrosion resistance is not a critical factor.

NMB is part of the MinebeaMitsumi Group of Companies. MinebeaMitsumi Inc. is a comprehensive manufacturer of high precision components. With 36 manufacturing facilities and a multinational presence in 18 countries, including Thailand, China, Singapore, Japan, Europe and North America, MinebeaMitsumi remains a world leader in the design and manufacturing of electro-mechanical components. NMB Bearing develops products that take advantage of their mass production technologies and ultra-precision machining capabilities.

NMB miniature and small ball bearings
The NMB miniature ball bearing is a machined part consisting of an outer ring, an inner ring, a rolling element, a rolling element holder, a seal (dust cover), and a spring ring. Miniature and KOYO 6205 2rs Bearing small ball bearings, which have an outer diameter of less than 30 mm, are precision parts that are mounted on the load-bearing part in order to ensure stable operation of the drive shaft of the rotating equipment with high precision.