803146/803110 Koyo Tapered Roller Bearing

Product Description:
The Koyo 803146/803110 is a durable tapered roller bearing set engineered for high-load applications. This matched bearing pair—comprising the inner cone (803146) and outer cup (803110)—offers exceptional performance under both radial and axial loads. Precision manufacturing and high-quality materials ensure long-lasting reliability in industrial and automotive systems.

Dimensions:

• Inner Diameter (d): 1.625 inches (41.275 mm)

• Outer Diameter (D): 3.5 inches (88.9 mm)

• Total Width (T): 1.187 inches (30.162 mm)

Specifications:

• Type: Single-row tapered roller bearing

• Material: High-grade bearing steel

• Cage: Steel

• Seal Type: Open (unsealed)

• Series: Inch series bearing

Features and Benefits:

• Supports both radial and axial loads with high efficiency

• Precision-machined for reduced vibration and wear

• Heat-treated steel construction improves fatigue resistance

• Simplified installation and replacement process

• Suitable for oil or grease lubrication systems

Common Applications:
This Koyo bearing set is commonly used in:

• Automotive axles and differentials

• Heavy-duty truck and trailer hubs

• Agricultural equipment (e.g., tractors, combines)

• Industrial gearboxes and transmissions

• Construction and mining machinery