OPTIBELT SPB236-2 2517 V-Belt Pulley

Optibelt SPB V-Belt Pulley

Description

This is a high-quality V-belt pulley, model SPB 236X2 2517, from the renowned manufacturer Optibelt. It is engineered for use with SPB profile narrow V-belts and is designed to be mounted using a 2517 taper lock bush. The robust cast iron construction ensures excellent durability and power transmission efficiency for demanding industrial environments.

Specifications

• Manufacturer: Optibelt
• Part Number: SPB 236X2 2517
• Profile: SPB
• Pitch Diameter: 236 mm
• Number of Grooves: 2
• Required Taper Bush: 2517
• Material: Cast Iron

Label Info

• Brand: optibelt
• Model: SPB 236X2 2517

Application

This pulley is suitable for a wide range of mechanical power transmission applications, including pumps, fans, conveyors, compressors, and general industrial machinery where reliable performance is critical.

Country of Origin

This product is manufactured in Germany.

CO2 Impact

Opting for this pre-owned pulley saves an estimated 13.0 kg of CO2 compared to a new production. This saving is equivalent to the emissions of driving a car for 65 kilometers.

Availability

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

FAQ

Question? What is a 2517 taper lock bush?

A 2517 taper lock bush is a standardized mechanical component used to fix a pulley to a shaft. The ‘2517’ designation defines its dimensions, including a maximum bore size of 25mm and a length of 1.7 inches. It provides a secure, keyed connection that is easy to install and remove.

Question? What is the difference between SPB and other V-belt profiles like SPA or SPC?

The main difference is the cross-sectional size. The profiles increase in size from SPA to SPB, SPC, and SPZ. An SPB profile belt has a top width of 16.3mm and a height of 13mm. It is crucial to match the pulley profile (SPB) with the correct V-belt profile to ensure proper fit and efficient power transmission.

Question? How do I correctly align a two-groove pulley for optimal belt life?

Proper alignment is crucial. Use a straightedge or a laser alignment tool across the faces of both the driver and driven pulleys. Ensure the pulleys are parallel (angular alignment) and that the grooves are in the same plane (offset alignment). Misalignment is a primary cause of premature belt wear and vibration.

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Last Update: Friday, March 13, 2026