The NTN 7906UADGGMP42 is a genuine NTN high-precision angular contact ball bearing, engineered for demanding applications like machine tool spindles. This bearing features a 30mm bore, 47mm outer diameter, and a 9mm width. It is designed for universal matching (U) and has a 25-degree contact angle (AD). The bearing incorporates a durable machined brass cage (GM) and meets P4 (ISO Class 4) precision standards, ensuring high rigidity, accuracy, and performance in high-speed environments. It comes with a standard light preload (G) for optimal operational characteristics.