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TSNA 530 Adapter Sleeve for 250mm Shafts - Premium Tapered Mounting Assembly

204.33 204.33

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Marca: Others
Product Category: Needle Roller Bearing

Product Details

Brand: SKF
TSNA 530 Adapter Sleeve for 250mm Shafts - Premium Tapered Mounting Assembly

The TSNA 530 Adapter Sleeve is a critical high-precision component designed for securely mounting large spherical roller bearings (like the 240/241 series) and CARB bearings onto plain cylindrical shafts. This heavy-duty sleeve utilizes a precise 1:12 tapered bore, guaranteeing optimal contact and accurate radial clearance reduction during installation. Manufactured from high-grade carbon steel, the TSNA 530 offers exceptional strength and durability, minimizing the risk of fretting corrosion or slippage in high-vibration, high-load industrial environments. Its robust design is engineered to facilitate easy, controlled mounting and dismounting, often requiring hydraulic methods due to the substantial interference fit required for shafts exceeding 200mm. Optimizing uptime in demanding applications such as mining conveyors, paper mills, cement mixers, and heavy machinery, the use of the correct TSNA 530 ensures predictable and extended bearing service life. By achieving the exact required radial clearance setting, the sleeve prevents premature fatigue and thermal instability. The sleeve assembly is standardized to accommodate corresponding lock nuts (like the KM or HM series, often requiring hydraulic nuts for this size), providing excellent locking ability against substantial axial loads and minimizing costly maintenance interventions. Investing in the TSNA 530 guarantees reliable performance and operational safety for critical rotating equipment.

Key Features

  • Precision machined 1:12 taper for guaranteed radial clearance control.
  • Facilitates secure mounting of large bore self-aligning bearings (e.g., 240/241 series).
  • Constructed from high-tensile steel for extreme axial load resistance.
  • Designed for quick, controlled installation and removal using hydraulic dismounting methods.
  • Prevents shaft damage and eliminates the need for tight shaft tolerances.
  • Optimized for high-vibration and severe duty applications (Mining, Steel, Pulp & Paper).

Technical Specifications

d1250 mm (Shaft Diameter)
d_min280 mm (Smallest taper bore diameter)
D_max320 mm (Largest overall diameter)
B1255 mm (Overall Sleeve Width)
Taper1:12 standard industrial taper
MTr 300x4 (Common equivalent thread)
Mass_Approx35 kg
MaterialHigh-strength normalized carbon steel