Bower A37 Tapered Roller Bearing - Set

The Bower A37 is a premium-grade tapered roller bearing set designed for reliable performance in automotive wheel bearing applications. Manufactured by Bower (BCA), a division of NTN Corporation, this bearing assembly features precision-engineered components that meet or exceed OEM specifications.

Complete Bearing Set Includes:

• Cone (LM603049) and cup (LM603011) assembly
• Pre-lubricated rollers for immediate installation
• Case carburized steel construction for superior durability
• Crowned raceways for even load distribution

Technical Specifications:

• Bore diameter: 1.7812 inches (45.242mm)
• Outside diameter: 3.0625 inches (77.788mm)
• Width: 0.7813 inches (19.842mm)
• Fillet radius: 0.031 inches
• Operating temperature range: -40°F to 250°F
• ABMA precision rating: Class 2

This tapered roller bearing set features conical rollers and raceways arranged so that the rollers and raceways meet at a common apex, providing high capacity for both radial and single thrust loads. The precision manufacturing ensures consistent performance and extended service life in demanding applications. Interchange references include SET37, S37, LM603049, and LM603011.