Many conventional rotary and indexing applications are solved with standard ball or roller bearings, especially in the smaller size ranges of up to 200-mm diameter. Robotic arm: The 360° ring provides low-friction stability with smooth rotation. Eccentric bearings allow for easy installation with positional adjustment. Standard size rings range from 105 to 1,656 mm (4.1 to 65.19 in.) in diameter and can be customized as needed. All are manufactured with high-quality steel hardened on the edges and meeting ISO standards. The stainless-steel rings and journals on this medical application provide very quiet operation and can be segmented in 90, 180, or 270°. Their compactness
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Products & Services
Hoist Rings
Hoist rings are load-centering eyebolts. They are designed to be rigged from the center or the side and may pivot or swivel.
Tapered Roller Bearings
Tapered roller bearings consist of an inner ring (cone), an outer ring (cup), a cage and rollers, which are profiled to distribute the load evenly across the roller.
Cylindrical Roller Bearings
Cylindrical roller bearings have high radial-load capacity and moderate thrust loads. They contain rollers which are cylindrically-shaped, but crowned or end-relieved to reduce stress concentrations.
Spherical Roller Bearings
Spherical roller bearings are self-aligning, double row, combination radial and thrust bearings. They use a spherical or crowned roller as the rolling element.
Spherometers
Spherometers are used to measure the radius or curvature of spherical surfaces such as optical lenses, spherical mirrors, and balls.

Product Announcements
Smalley Steel Ring Company - ID/OD Retaining Ring Lock
Smalley Spiral Retaining Rings can operate in an internal and an external groove at the same time! Spiral retaining rings have many great benefits for the ID/OD Lock, some of which include concealed... (read more)
Bishop-Wisecarver Corporation - New HepcoMotion® Aluminum Rings for Lighter Loads
Now Available from Bishop-Wisecarver New HepcoMotion® ALR Aluminum Rings for Lighter Loads New addition to popular PRT2 line offers up to 54% less weight compared to steel rings of comparable size... (read more)
LEWCO, Inc. - Turntables
Turntables can be used to provide convenient access to all sides of product being conveyed or as an intersection between two gravity lines to create a 90-degree turn. (read more)
EZO SPB-USA, LLC - Precision Thrust Bearings
SPB-USA is a recognized leader in the manufacturing of precision thrust bearings in inch and metric dimension. All bearings are available in 52100 Chrome Steel or 440 Stainless Steel. (read more)
EZO SPB-USA, LLC - EZO Thrust Bearings from SPB-USA
SPB-USA is a recognized leader in the manufacturing of precision thrust bearings in inch and metric dimension. All EZO bearings are available in 52100 Chrome Steel or 440 Stainless Steel. (read more)
USA Tolerance Rings - Solve Your Bearing-Mount Problems
USA Tolerance Rings are an economical way to mount ball bearings in stamped, cast, or welded parts. Tolerance Rings eliminate rotating outer ring in housing bores. Tolerance Rings allow relaxed... (read more)

Topics of Interest

Spiral-wound retaining rings consist of one or more turns of rectangular edge-wound wire. This provides a coil which can be installed or removed using automatic equipment or simple hand tools. When...

Split rings formed and cut from spring wire of uniform cross-sectional size and shape are known as wire-formed rings. Rings are available in many cross-sectional shapes, but the most common have...

Spiral-wound retaining rings expand the design envelope of conventional snap rings. A Smalley spiral retaining ring holds together halves of a split ring in a hydraulic cylinder ram. The arrangement...

Hybrid taperedroller-spindle bearings help machine tools cut without cutting fluids. Spindle heating can be a problem for equipment that dry machines gear teeth. These large-bore hybrid tapered roller...

Bearings materials are classified as through-hardened materials (used largely for ball bearings) and case-hardened materials (used largely for roller bearings). Critical applications require...