SKF PHP 1-B68-SDS drive pulley

SKF PHP 1-B68-SDS belongs to drive pulley, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for PHP 1-B68-SDS and any equivalents.

For V-belt drives that need to come apart without a press, the SKF PHP line with SDS mounting is a practical answer. The pulley is fixed to the shaft through a taper bushing, so it can be removed and reinstalled when maintenance or a speed change is due. It transfers power between parallel shafts and is common on equipment where alignment and belt tension are checked regularly.

Reading the code helps you order the right item. PHP is the SKF family for V-belt pulleys. The first figure tells you how many grooves the pulley carries. The letter B is the belt profile. The number after that is the pitch diameter, given in inches or millimeters depending on the catalogue. SDS at the end means the pulley mounts on a taper bushing. So a PHP 1-B46-SDS is a one-groove unit for a B-profile belt, diameter 46, with SDS fixing. The series covers diameters from 46 to 60, in one or two grooves, all with SDS mounting.

Typical duty includes fans, centrifugal pumps, compressors, conveyors and machine tools. Plants in food processing, textiles, plastics and water treatment use them where the drive has to run with little attention. You will also find them on refrigeration equipment and suction systems. Because the bushing lets you set and reset the pulley, aligning and tensioning the belt is straightforward, which keeps wear and unexpected stoppages down.

To pick a PHP B-SDS pulley, settle four things: belt profile, number of grooves, pitch diameter and the bushing that matches your shaft. With an SDS taper bushing, clean the mating surfaces first and make sure shaft and bore are free of burrs, then tighten to the manufacturer's torque figure. Check pulley alignment with a straightedge or laser so the bearings do not take side load. The pulley itself needs no lubrication; belt condition and correct tension are what you watch.

SKF V-belt pulleys can replace other makes when belt profile, pitch diameter and fixing system line up. Taper bushings, though, are not always interchangeable between brands, so confirm the bushing standard and shaft dimensions. Interchange usually holds within the same profile and diameter designation, but it pays to verify the full part number before you swap out an existing pulley.

Send the complete part number, or the shaft and belt dimensions, over WhatsApp or email. The team replies promptly, can suggest equivalents and will help you match pulley and bushing.