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TIMKEN 18337 Tapered Roller Bearing Cup – 88.90mm OD – High-Precision Industrial Outer Ring

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Marca: TIMKEN
Product Category: Tapered Roller Bearing

Product Details

Brand: TIMKEN
TIMKEN 18337 Tapered Roller Bearing Cup – 88.90mm OD – High-Precision Industrial Outer Ring

The TIMKEN 18337 Cup is the high-precision outer ring component designed to mate with a compatible Cone assembly (e.g., 18335 or 18336) to form a robust, single-row tapered roller bearing unit. Manufactured using TIMKEN's proprietary high-carburization alloy steel, this cup is engineered for superior fatigue resistance and maximum operational longevity under severe conditions. The precisely ground raceways ensure optimal roller contact geometry, minimizing stress concentrations and delivering the necessary rigidity required for industrial machinery operating under combined heavy radial and axial loads. This design ensures consistent performance and predictable service life in critical applications. Selecting the TIMKEN 18337 guarantees reduced operational friction and optimized power transmission efficiency across diverse industrial sectors, including heavy-duty truck transmissions, construction equipment, gear drives, and agricultural machinery. As a Senior Product Manager, we emphasize that specifying genuine TIMKEN components drastically reduces unplanned downtime and lowers the total cost of ownership (TCO). This specific cup design is interchangeable with many common bearing series, simplifying maintenance while ensuring the highest level of reliability synonymous with the TIMKEN brand.

Key Features

  • TIMKEN Optimized Geometry: Designed for maximum load distribution across the entire roller length, extending life.
  • Precision Ground Raceway: Ensures minimal friction and heat generation, crucial for high-speed industrial applications.
  • High-Carburization Alloy Steel: Proprietary metallurgy provides exceptional hardness and surface integrity against contamination and wear.
  • Dimensional Stability: Maintains tight tolerances under extreme temperature variations.
  • Reduced Maintenance Cycle: Engineered for long service intervals, significantly lowering operational costs.

Technical Specifications

D88.900 mm (3.5000 in)
B19.050 mm (0.7500 in)
T (Cup Width)19.050 mm
d (Inferred Bore)44.450 mm (Approximate, based on paired cone)
Bearing Series18300 Series Tapered Roller
Component TypeCup (Outer Ring)
Basic Dynamic Load Rating (C90)48.9 kN (Approximate, depending on pairing)
Fatigue Limit Load (Pu)5.6 kN