Bearings

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

---

Cross References:
B1663

Mfr Part Number:

663

Part Description:

Taper Bearing Cone

Cone Radius (in):

0.1400

Cone Bore (mm):

82.5500

Cone Length (in):

1.6250

Cone Bore (in):

3.2500

Cone Length (mm):

41.2750

Cone Radius (mm):

3.5560