The FAG B71903-C-T-P4S-DTL is a high-precision angular contact ball bearing specifically engineered for demanding spindle applications. This part number signifies a set of two B71903 series bearings arranged in a tandem (DTL) configuration with a light preload, providing superior rigidity and accuracy. It features a 15-degree contact angle (C), a durable textile laminate cage (T) guided by the outer ring, and a P4S precision class, ensuring optimal performance in high-speed and high-accuracy machinery. The bearing set has an inner diameter of 17 mm, an outer diameter of 30 mm, and a combined width of 14 mm for the tandem pair.