National 387A Taper Bearing Cone

Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

PREMIUM MATERIALS -- Precision manufactured using premium-grade steel for outstanding durability and performance SMOOTH ROTATION -- Crowned raceways and rollers for even load distribution OE-STYLE DESIGN -- Engineered to meet OE specifications COMPREHENSIVE COVERAGE -- Industry-leading coverage for domestic and import applications RIGOROUS TESTING -- Comprehensive testing throughout design and development processes by National engineers for quality you can count on