Nachi Angular Contact Ball Bearing, Bore Dia 30 mm, Outer Dia 72 mm, Width 19 mm, Open

The 7306BMU angular contact ball bearing is a high-precision, single-row bearing designed for demanding applications requiring both radial and axial load support in one direction. It features a 30 mm bore, 72 mm outer diameter, and 19 mm width, with a 40° contact angle for optimal thrust capacity. The bearing is constructed with a durable brass cage, offers a dynamic load rating of 27,600 N and a static load rating of 17,400 N, and is capable of speeds up to 8,700 rpm with grease lubrication or 12,000 rpm with oil. Its flush-ground rings and machined brass cage ensure smooth operation, low noise, and energy efficiency, making it ideal for high-speed spindles and precision machinery. Manufactured in Japan, the 7306BMU is known for its reliability, precision, and long service life in industrial and electrical applications.