Linear Bearings - Self Lubricating Plain

US Manufacturer of Linear Bearings, Linear Actuators, Shafts, Rails & Guides

PBC Linear is a major US manufacturer of linear motion products, including linear bearings, linear actuators, shafting, rails, guides, and precision motion assemblies, with expedited delivery available from our advanced manufacturing facility near Rockford, Illinois. Since 1983, we have grown from pioneering self-lubricating plain bearing technology into a full-line linear motion supplier serving US industry in automation, packaging, medical, food processing, transportation, defense, and heavy industrial applications.

Our 200,000-square-foot facility combines engineering support, automated production, and state-of-the-art CNC machining to deliver consistent quality, fast lead times, and cost-effective linear motion solutions. With more than 15 pending patents supporting ongoing product innovation, PBC Linear continues to develop technologies that reduce maintenance, improve reliability, and help customers solve demanding motion challenges. From standard components to configured actuator systems and custom-engineered assemblies, we provide the products and application expertise needed to keep machines moving smoothly.

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America’s top supplier of self-lubricating plain linear bearings, shafts, rails, guides, axial bearings, V-wheel systems, pillow blocks, ball bearings, slew ring bearings, lead screw actuators, ball screw actuators, and belt-driven actuators. All products are made at our Roscoe, Illinois factory, 90 miles west of Chicago, ensuring fast, reliable delivery with a quality guarantee.

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3223 products
Solid Linear Shaft of Ceramic Coated Aluminum, 12mm diameter, 300mm length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$11.93
Solid Linear Shaft of Ceramic Coated Aluminum, 8mm diameter, 600mm length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$22.74
Double linear ball bearing, closed, with a 1/2" inner diameter (ID). The twin-size format equals two standard linear ball bearings mounted back-to-back for added stability. Its ball bearing design provides a low coefficient of friction and offers an advantage in cantilevered applications where plain bearings may be limited by the..
$32.67
Square Flanged Linear Ball Bearing with a 12mm ID (inner diameter) and standard size with an end flange mount. Features a heat treated allow steel shell for durability, low coefficient of friction for speed and resin retainer for quiet motion. ISO Metric Series - Closed shell for end-supported shafts Handles..
$21.81
Double linear ball bearing, closed, with a 12mm ID (inner diameter). Featuring a heat-treated alloy steel shell for durability, a resin retainer polymer cage for reduced noise and a low coefficient of friction for speed. Handles cantilevered loads better than plain bearings, overcoming the 2:1 binding ratio limitation of plain..
$33.28
Linear ball bearing, open shelled, with a 3/4" inner diameter (ID). The open design allows use with supported shafting while the ball bearing design provides smooth, accurate linear motion with a low coefficient of friction. It offers an advantage in cantilevered applications where plain bearings may be limited by the..
$23.44
Linear Shaft of hardened carbon steel, 4mm diameter, 600mm length, made in the USA by PBC Linear® as Simplicity® 60 Plus steel. Featuring an optimized surface finish that enhances the performance of linear bearings such as self-lubricating plain bearings, ball bearings, roller bearing pillow blocks, and guide carriages. Solid, not..
$22.67
Low Profile Linear Slide Guide with a 27mm width, 150mm length and 12mm height, featuring anodized aluminum linear rails and molded polymer slider carriages with stainless steel threaded inserts, ensuring durability and resistance to contaminants, dyes, and weak acids. These miniature linear guides have a high load capacity, supporting up..
$21.03
Square Flanged Linear Ball Bearing, End Mount with an 8mm ID, center mount and double wide design for higher cantilevered load capacity. The heat-treated alloy steel shell ensures durability, while the resin retainer polymer cage minimizes noise and the low coefficient of friction enhances speed. Temperature Range: -4/+176°F (-20/+80°C) End..
$32.99
Non-Captive Lead Screw Linear Actuator 200mm long, 6mm screw diameter with a NEMA 14 Motor, Round Anti-Backlash Nut, 1mm lead, and the screw is made from precision-rolled 300 Series Stainless Steel and coated with PTFE to prevent flaking. The Round Constant Force™ Anti-Backlash nut uses a spring to maintain uniform..
$191.99
Solid Linear Shaft of Ceramic Coated Aluminum, 6mm diameter, 600mm length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$21.62
Linear Shaft made of 1060 Carbon Steel with a 1/4" diameter and 6" length, rated Class L for Precision Tolerance and Standards Compliance. Made in the USA by PBC Linear® as RC 60 Plus case-hardened steel, the shaft is not drilled nor tapped, but you can click "Configure & Quote"..
$4.50
Solid Linear Shaft of Ceramic Coated Aluminum, 10mm diameter, 150mm length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$6.04
Linear ball bearing, open shelled, with a 1/2" inner diameter (ID). The open design allows use with supported shafting while the ball bearing design provides smooth, accurate linear motion with a low coefficient of friction. It offers an advantage in cantilevered applications where plain bearings may be limited by the..
$20.78
Solid Linear Shaft of Ceramic Coated Aluminum, 6mm diameter, 300mm length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$10.81
Miniature Linear Guide with a 7mm base width and 100mm length with a ceramic coated aluminum linear rail and anodized aluminum carriage with a Precision Running Clearance in this case. Leverages self-lubricating Simplicity® sliding bearing technology with the FrelonGold® liner under the carriage.   Number of Carriages: 1 (for more click on..
$53.25
Steel V-Wheel, 20mm diameter (Size 1) and permanently sealed and lubricated. V-Guide wheels are precision-ground, dual-row angular contact roller bearings with hardened outer surfaces, offering low-friction guidance for linear motion applications. They can be used with internal or external 90-degree rails, as well as round shafts. Size 1 = 20mm..
$29.52
Stainless Steel V-Wheel, 60mm outer diameter (Size 4) and permanently sealed and lubricated. V-Guide wheels are dual-row angular contact roller bearings offering low-friction guidance for linear motion applications. They can be used with internal or external 90-degree rails, as well as round shafts. Size 4 = 60mm outer diameter 440..
$108.93
Steel V-Wheel, 30mm outer diameter (Size 2). V-Guide wheels are precision-ground, dual-row angular contact roller bearings with hardened outer surfaces, offering low-friction guidance for linear motion applications. They can be used with internal or external 90-degree rails, as well as round shafts. Size 2 = 30mm outer diameter Matches VR2,..
$32.66
V-Wheel bushing, concentric fixed, for V-Guide Size 3 wheels. Engineered to handle radial loads effectively. Made of 303 stainless steel for superior corrosion resistance and machinability, ensuring longevity in demanding environments.  Bushing Only -V-Wheel sold separately Bushing Outer Diameter equals the bore diameter 303 stainless Steel Construction Compatible with wheel..
$9.02

All Products

3223 products

US Manufacturer of Linear Bearings, Linear Actuators, Shafts, Rails & Guides

PBC Linear is a major US manufacturer of linear motion products, including linear bearings, linear actuators, shafting, rails, guides, and precision motion assemblies, with expedited delivery available from our advanced manufacturing facility near Rockford, Illinois. Since 1983, we have grown from pioneering self-lubricating plain bearing technology into a full-line linear motion supplier serving US industry in automation, packaging, medical, food processing, transportation, defense, and heavy industrial applications.

Our 200,000-square-foot facility combines engineering support, automated production, and state-of-the-art CNC machining to deliver consistent quality, fast lead times, and cost-effective linear motion solutions. With more than 15 pending patents supporting ongoing product innovation, PBC Linear continues to develop technologies that reduce maintenance, improve reliability, and help customers solve demanding motion challenges. From standard components to configured actuator systems and custom-engineered assemblies, we provide the products and application expertise needed to keep machines moving smoothly.