SlewPro Manufacturing Blog

SlewPro Acquires Rhino Gear

Posted by Richard Potesta on Wed, May 10, 2017 @ 15:05 PM

Expands and improves capabilities to serve wider range of customer needs

SlewPro, a precision manufacturer of slewing rings and slewing drives, and related products, has acquired the assets of Rhino Gear, a provider of steel pinions, gears, pulleys, sprockets, splines, and custom broached internal shapes. SlewPro will continue to use the Rhino Gear brand following the acquisition.

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Installation Measures to Consider When Installing a Slewing Ring Bearing

Posted by Richard Potesta on Wed, Mar 29, 2017 @ 12:03 PM

While slewing ring bearings do perform heavy-duty functions often under the worst possible conditions, they must be treated as delicate instruments to ensure their accuracy and a long operating life. Following the installation procedures precisely is critical to ensuring the best possible performance.

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The Ins & Outs of Slewing Rings

Posted by Richard Potesta on Wed, Mar 1, 2017 @ 08:03 AM

Slewing Ring Bearings

A slewing ring bearing is usually a circular device that supports the weight of rotating equipment and is used to turn devices of many sizes and types for industry, energy, transport, agriculture, radar and tracking devices, and even medical equipment. In different sizes and designs, slewing ring bearings turn heavy-duty cranes, offshore drilling equipment, and medical diagnostic devices.

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What You Need to Know About Slewing Drives

Posted by Richard Potesta on Fri, Feb 10, 2017 @ 10:02 AM

Slew Drive

A slew drive is a gearbox designed to handle radial or axial loads using high rotational torque. In addition, the slewing ring bearing, at the heart of the drive, enables it to withstand high overhung or moment loads. A descendent of the “worm” screw, slewing drives are present in construction machinery, manufacturing, military equipment and many other applications that require strength and precision.

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Slew Ring Bearing Lubrication Mistakes You Should Avoid

Posted by Richard Potesta on Wed, Oct 26, 2016 @ 16:10 PM


Lubrication is essential for maintaining the integrity of a slew ring bearing. When bearings are optimally lubricated, they not only run safely, but also reduce the potential for premature failure. In order to ensure that slew ring bearings are properly maintained, the following mistakes should be avoided.

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Pinions Should Never Be An Afterthought

Posted by Richard Potesta on Wed, Oct 12, 2016 @ 09:10 AM

When you get dressed, you put on your shirt and pants. You probably take the time to pick out all your undergarments. Most people even do their hair and brush their teeth. When you are ready to go, do you slip your shoes on without putting on socks first? Of course not.

Most people understand that the small things matter in life. Socks may not be the most exciting part of your wardrobe, but you look funny without them. Worse, your feet will probably start to get uncomfortable, and you could even ruin your shoes. Socks prove that something does not have to be prominently visible to make or break your readiness for the task at hand.

The same principle applies to manufacturing. When you take the time to buy the best slewing ring bearings for your needs, be sure to complete your purchase with pinions.

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Slew Ring Bearing Condition Monitoring to Ensure Safe Crane Operation

Posted by Richard Potesta on Tue, Sep 27, 2016 @ 10:09 AM

There are several vital design components of a crane, including slew ring bearings. These bearings allow the crane to rotate 360 degrees, while sustaining the load of the crane and associated weights, including the payload and counterbalance. A failure of the slew ring bearing would result in an operational breakdown that could end in catastrophe.

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How to Prevent the Failure of Your Slewing Ring Bearings

Posted by Richard Potesta on Tue, Aug 23, 2016 @ 15:08 PM

Slewing ring bearing failures can be catastrophic situations that can even end in death in the most serious cases. Fortunately, there are preventative measures you can take to help ensure your slewing ring bearings operate the way you need them to time and time again. Below you will find three preventative maintenance steps that you need to take when caring for your slewing ring bearings.

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4 Commonly Overlooked Slewing Ring Bearing Installation Measures

Posted by Richard Potesta on Tue, Jul 26, 2016 @ 08:07 AM

Now that you have specified an appropriate slewing ring bearing for your project, it is time to move into the installation phase. Ensure a successful installation by taking the following four factors into consideration.

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3 Things to Know When Working With a Bearing Supplier

Posted by Richard Potesta on Wed, Apr 13, 2016 @ 11:04 AM

When it comes to purchasing a slewing ring bearing, it is common for original equipment manufacturers (OEMs) to do their procurement through a distributor. However, this is not always the best option - companies should instead deal directly with a bearings supplier. This type of communication offers a variety of benefits including reduced risk, reduced price, and faster response times.

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