Genuine Timken HM321210 Tapered Roller Bearing Cup | 6.75" OD Imperial Single Race

Restore wheel-end integrity with this Genuine Timken Tapered Roller Bearing Cup.

The Timken HM321210 is a high-performance, imperial single cup engineered to serve as the outer race for the HM321200 series bearing assembly. Manufactured with Timken’s premium case-carburized steel, this cup is designed to withstand the heavy radial and axial loads typical of commercial truck axles, cement mixers, and industrial machinery.

Using a genuine Timken cup ensures the precise geometry required to maintain the proper contact angle with the rollers, significantly reducing friction, heat buildup, and premature bearing failure.

Key Features:

• Genuine Timken Quality: Authentic USA-made precision component.

• Superior Durability: High fatigue resistance for heavy-duty long-haul and vocational use.

• Universal Compatibility: Standard fitment for high-load industrial and automotive applications.

• Condition: New in original OEM package / New Old Stock (NOS) surplus.

Technical Specifications:

• Outer Diameter (D): 6.7500 in (171.450 mm)

• Cup Width (C): 1.5000 in (38.100 mm)

• Series: HM321200

• Weight: ~3.04 lbs

• Matching Cone (Sold Separately): HM321245