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GATES B-43 Series High-Performance Spherical Roller Bearing (SRB) | Heavy-Duty, 85x150x49mm

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Marca: GATES
Product Category: Spherical Roller Bearing

Product Details

Brand: GATES
GATES B-43 Series High-Performance Spherical Roller Bearing (SRB) | Heavy-Duty, 85x150x49mm

The GATES B-43 is a premier heavy-duty spherical roller bearing engineered for extreme operational environments where reliability and load capacity are paramount. Featuring two rows of rollers, a common spherical raceway in the outer ring, and two inner ring raceways inclined at an angle to the bearing axis, the B-43 excels in compensating for shaft deflection and significant angular misalignment (up to ±2.5 degrees). Constructed from premium GCR15 high-carbon chrome steel and utilizing a robust, precision-machined brass cage, this bearing delivers superior performance under high radial and axial shock loads, ensuring extended service life in applications such as crushers, vibratory screens, heavy gearboxes, and continuous casting machinery. Its optimized internal geometry minimizes friction and heat generation, maintaining stability even at high operating temperatures. Investing in the GATES B-43 bearing translates directly into reduced Total Cost of Ownership (TCO) and maximized operational uptime. Designed specifically to exceed industry standards for fatigue life, the B-43 minimizes unplanned maintenance expenditures by offering dependable performance in the harshest conditions, including dusty, wet, or intensely loaded installations. Its consistent load distribution and self-aligning capability simplify installation and reduce the risk of premature failure caused by mounting imperfections. For critical industrial processes where bearing failure results in catastrophic downtime, the GATES B-43 provides the reliable, durable foundation necessary for uninterrupted productivity and consistent operational efficiency.

Key Features

  • Exceptional misalignment compensation (up to 2.5 degrees) handles shaft deflection effortlessly.
  • High static and dynamic load ratings suitable for applications demanding maximum durability (Cr: 250 kN).
  • Precision-machined brass cage (M designation) ensures optimal roller guidance and improved performance in high-vibration conditions.
  • Optimized internal geometry reduces friction, lowering operating temperature and extending lubricant life.
  • Manufactured from high-purity GCR15 bearing steel for maximum wear resistance and fatigue life.

Technical Specifications

modelB-43
bearing_typeSpherical Roller Bearing (SRB)
d85 mm (Bore Diameter)
D150 mm (Outer Diameter)
B49 mm (Width)
dynamic_load_rating_Cr250 kN
static_load_rating_Co270 kN
limiting_speed_oil3,600 rpm
limiting_speed_grease3,000 rpm
material_ringsGCR15 High-Carbon Chrome Steel
cage_materialMachined Brass (M)
fatigue_load_limit_Pu28 kN
mass3.5 kg