OPTIBELT 2517-20

Optibelt Taper Lock Bush 20mm Bore 2517

Description

This Optibelt Taper Lock Bush is a high-quality mounting component designed for securing pulleys, sprockets, and other transmission elements to a shaft. With a bore size of 20mm, this 2517 series bush provides a strong, reliable connection suitable for a wide range of industrial applications. Manufactured from durable cast iron, it ensures long service life and consistent performance.

Specifications

• Manufacturer: Optibelt
• Type: Taper Lock Bush
• Series: 2517
• Bore Diameter: 20 mm
• Material: Cast Iron
• Includes grub screws for installation

Label Info

• Type: 2517
• Bore Size: 20

Application

Ideal for use in conveyor systems, agricultural machinery, industrial fans, and general mechanical engineering applications where a secure shaft-to-hub connection is required.

Country of Origin

Germany

CO2 Impact

Choosing this component saves approximately 2.2 kg of CO2 compared to manufacturing a new one. This is a sustainable choice for your maintenance needs.

Availability

This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What are the correct tightening torques for the grub screws on a 2517 taper bush?

For a 2517 taper bush, the grub screws (typically 1/2 inch) should be tightened to a torque of approximately 34 Newton-meters (Nm) or 25 ft-lbs. Always tighten screws alternately to ensure even seating.

Is this 2517 bush compatible with pulleys or sprockets from other brands?

Yes, the 2517 taper bush size is an industry standard. It is fully compatible with any pulley, sprocket, or coupling hub that is machined to accept a 2517 style bush, regardless of the manufacturer.

What is the keyway size for a 20mm bore on this 2517 taper bush?

According to DIN 6885 standards for a 20mm bore, the keyway dimensions are typically 6mm wide by 3.5mm deep (key size is 6x6mm).

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Last Update: Friday, March 13, 2026