32910XU NTN Tapered Roller Bearing 50x72x15mm

The NTN 32910XU is a single-row tapered roller bearing designed to accommodate combined radial and axial loads while maintaining high rigidity and operational reliability. Its optimized contact angle and roller geometry allow for efficient load distribution, making it suitable for applications involving high loads and moderate speeds.

Technical Specifications:
Bearing type: Single-row tapered roller bearing
Bore diameter (d): 50 mm
Outer diameter (D): 72 mm
Width (T): 20 mm
Dynamic load rating (C): approximately 52.2 kN
Static load rating (C₀): approximately 57.5 kN
Limiting speed (grease): approximately 6,000 rpm
Limiting speed (oil): approximately 8,000 rpm

Manufactured from high carbon chromium bearing steel, the NTN 32910XU provides excellent wear resistance, fatigue strength, and dimensional stability under demanding conditions. It features precision-machined raceways that ensure smooth rotation and reduced friction during operation.

The tapered roller design provides line contact between rolling elements and raceways, resulting in higher load capacity compared to standard ball bearings. The bearing is separable, consisting of an inner ring (cone) and outer ring (cup), which simplifies installation, disassembly, and maintenance.

The NTN 32910XU is commonly used in automotive wheel hubs and differentials, industrial gearboxes and transmissions, as well as agricultural and heavy-duty machinery where strength, precision, and durability are essential.