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756-A Tapered Roller Bearing Set – High Capacity Industrial Axle and Gearbox Component

204.49 204.49

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Product Category: Tapered Roller Bearing

Product Details

Brand: TIMKEN
756-A Tapered Roller Bearing Set – High Capacity Industrial Axle and Gearbox Component

The 756-A Tapered Roller Bearing (TRB) is engineered for exceptional performance in high-stress, combined load environments. Featuring a precise geometry that ensures true rolling motion and minimal friction, this bearing utilizes high-grade, heat-treated AISI 52100 bearing steel for both the cone and cup. Its specific tapered design excels at managing simultaneously applied radial and heavy thrust loads, making it indispensable for critical industrial applications. Precision-matched components guarantee optimal load distribution across the roller assembly, minimizing localized stress concentration and extending the operational life far beyond standard specifications. Optimized for reliability in demanding machinery, including heavy-duty truck axles, industrial gearboxes, and large reduction drives, the 756-A significantly contributes to lower Total Cost of Ownership (TCO). Its robust construction reduces the likelihood of premature failure, maximizing uptime and reducing unplanned maintenance events. Selecting the 756-A ensures consistent operational efficiency and structural integrity, delivering the reliability expected by senior maintenance engineers and OEM specifiers in sectors ranging from mining and construction to pulp and paper.

Key Features

  • Optimized Roller Profile: Minimizes edge stress and maximizes load distribution.
  • Case-Hardened Races: Provides exceptional surface hardness and resistance to wear and fatigue.
  • Integrated Tapered Geometry: Superior management of severe combined (radial and thrust) loads.
  • Reduced Frictional Heat: Engineered surface finishes decrease operating temperature, prolonging grease life.
  • Dimensional Stability: Manufactured to extremely tight tolerances for interchangeability and reliable fit.
  • Corrosion Resistant Options Available: Suitable for humid or exposed industrial environments (Specify coated version).

Technical Specifications

Designation756-A (Cone Assembly)
TypeTapered Roller Bearing (Single Row)
d3.5000 in (88.900 mm)
D7.0000 in (177.800 mm)
B2.1250 in (53.975 mm) - Cone Width
T2.1875 in (55.563 mm) - Total Bearing Width
MaterialAISI 52100 High-Carbon Bearing Steel
C_90202 kN (45,400 lbf) - Dynamic Load Rating (90 million revolutions)
C0296 kN (66,500 lbf) - Static Load Rating
Fatigue_Limit_Load21.6 kN
Maximum_Speed_Grease2,400 RPM
Maximum_Speed_Oil3,200 RPM
Application_SuitabilityHigh Radial & Axial Combined Loads