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SKF 1308 EK TN Self-Aligning Ball Bearing | High-Capacity, Tapered Bore (40x90x23 mm)

130.06 130.06

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Marca: SKF
Product Category: Self-Aligning Ball Bearing

Product Details

Brand: SKF
SKF 1308 EK TN Self-Aligning Ball Bearing | High-Capacity, Tapered Bore (40x90x23 mm)

The 1308 EK TN is a high-performance, self-aligning double-row ball bearing designed specifically to accommodate significant shaft deflection and static misalignment without compromising performance or lifespan. Featuring the 'E' designation for optimized internal geometry, this bearing delivers substantially higher dynamic load ratings compared to standard designs, making it ideal for robust industrial operations. The construction includes a durable, lightweight polyamide cage (TN), which ensures quieter operation and superior high-speed performance due to reduced inertia and friction. Equipped with a ‘K’ tapered bore (1:12 taper), the 1308 EK TN facilitates easy mounting and dismounting using adapter or withdrawal sleeves, providing flexibility for applications where shafts are subject to periodic removal or field maintenance is required. This bearing is a standard choice for applications in materials handling, heavy-duty conveying systems, agricultural machinery, and textile equipment where operational integrity must be maintained despite unavoidable alignment errors. Its combination of high load capacity, self-aligning function, and reliable cage structure ensures maximum uptime and exceptional cost-efficiency.

Key Features

  • Self-Aligning Capability: Accommodates severe static and dynamic misalignment, ensuring long service life even in non-rigid mounting structures.
  • Optimized Internal Geometry (E): Provides significantly higher dynamic load ratings than standard 1308 bearings, maximizing operational reliability.
  • Tapered Bore (K): Enables precise axial location and simplified mounting/dismounting using adapter sleeves, reducing installation time.
  • Polyamide Cage (TN): Offers reduced friction, lower noise output, and is suitable for higher operating speeds compared to standard steel cages.
  • Versatile Application: Ideal for installations subject to heavy shock loads, vibration, and angular misalignments (e.g., fans, conveyors, agricultural machinery).

Technical Specifications

d40 mm
D90 mm
B23 mm
typeSelf-Aligning Ball Bearing
bore_typeTapered (K, 1:12)
cage_materialPolyamide (TN)
internal_designOptimized (E) - High Capacity
dynamic_load_rating_C30.7 kN
static_load_rating_C010.6 kN
limiting_speed_grease7500 r/min
mass0.65 kg