US Manufacturer of Linear Bearings, Linear Actuators, Shafts, Rails & Guides
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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.
Linear support rail, undrilled, 12" in length and made for a 1/2" diameter linear shaft, sold separately. A support rail is a linear rail on top of which shafts can handle heavy loads without sagging or binding. This solid aluminum rail, made in the USA with advanced cold stamp manufacturing,..
$30.66
Solid Linear Shaft of Ceramic Coated Aluminum, 20mm 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..
$19.49
Low Profile Support Rail for 5/8" Shafts - LSR10PD-036.000-SL Carbon Steel Length: 36" Pre-Drilled
$64.67
Pre-Drilled Low Profile Support Rail of 36" length, made for 5/8" diameter linear shafts sold separately, crafted from AISI C-1018 carbon steel with high strength and ductility. Features a 40% lower profile than standard rails. The pre-drilled variant has a PD in the part number. Consult Configuration CAD and Quote..
$64.67
Low Profile Steel Support Rail of 36" length, made for 5/8" diameter linear shafts sold separately, undrilled and crafted from AISI C-1018 carbon steel with high strength and ductility. Features a 40% lower profile than standard rails. The pre-drilled variant has a PD in the part number. Consult Configuration CAD..
$47.35
Open plain linear bearing of 38mm JIS ID with a precision running clearance of 0.0005" per side. Its green anodized aluminum shell ensures robust durability, while the FrelonGOLD® liner delivers self-lubricating, maintenance-free performance with vibration damping. The open shell is tailored for rail-supported shafting. Straight outer diameter (OD) Meets JIS..
$100.59
JIS plain linear bearing with a 38mm ID, open, compensated with 0.0015" running clearance per side. Its green anodized aluminum shell ensures robust durability, while the FrelonGOLD® liner delivers self-lubricating, maintenance-free performance with vibration damping. The open shell is tailored for rail-supported shafting. Straight outer diameter (OD) Meets JIS metric..
$100.59
Linear Shaft of 440 Stainless Steel, 16mm diameter, 150mm length, made in the USA by PBC Linear®, featuring RC 50 Plus™ hardness and an optimized surface finish that enhances the performance of linear bearings such as self-lubricating plain bearings and ball bearings. Solid, not pre-drilled. Neither drilled nor tapped -..
$23.19
Linear rail, 30mm wide and 250mm long, with a U-shaped roll-formed steel profile and zinc plating for corrosion resistance, from the cost-effective Commercial Rail series. Compatible with the CR30MCA carriage, which uses three hardened chrome steel roller bearings for precise motion. Linear Rail Only - Carriage part number CR30MCA sold..
$12.91
Low Profile Steel Support Rail of 12" length, made for 1.25" diameter linear shafts sold separately, undrilled and crafted from AISI C-1018 carbon steel with high strength and ductility. Features a 40% lower profile than standard rails. The pre-drilled variant has a PD in the part number. Consult Configuration CAD..
$19.30
Lead screw with a standard triangle nut, 12mm diameter, 5mm lead, 254mm length, and made of precision-rolled 300 Series stainless steel coated with PTFE to reduce friction and prevent flaking. With exceptional lead accuracy of 0.003"/ft (76 µm/300 mm) and precision straightening from the only automated CNC lead screw straightening..
$72.57
Lead screw with a standard round nut, 254mm length, 12mm diameter, 5mm lead, and made of precision-rolled 300 Series stainless steel coated with PTFE to reduce friction and prevent flaking. With an exceptional lead accuracy of 0.003"/ft (76 µm/300 mm), the lead screw exceeds industry standards, providing improved straightness, a..
$72.57
Lead Screw with a Round Anti-Backlash Nut featuring a 12mm diameter, 5mm lead, and a length of 254mm, 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 radial pressure, reducing backlash by 2-4..
$83.74
Lead screw with a standard triangle nut, 12mm diameter, 1mm lead, 254mm length, and made of precision-rolled 300 Series stainless steel coated with PTFE to reduce friction and prevent flaking. With exceptional lead accuracy of 0.003"/ft (76 µm/300 mm) and precision straightening from the only automated CNC lead screw straightening..
$72.57
Lead screw with a standard round nut, 254mm length, 12mm diameter, 1mm lead, and made of precision-rolled 300 Series stainless steel coated with PTFE to reduce friction and prevent flaking. With an exceptional lead accuracy of 0.003"/ft (76 µm/300 mm), the lead screw exceeds industry standards, providing improved straightness, a..
$72.57
Lead Screw with a Round Anti-Backlash Nut featuring a 12mm diameter, 1mm lead, and a length of 254mm, 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 radial pressure, reducing backlash by 2-4..
$83.74
Adjustable linear ball bearing, closed, with a 1" inner diameter (ID). The adjustable split shell design lets users fine-tune fit and running clearance for smooth, accurate linear motion with a low coefficient of friction. Its ball bearing design offers an advantage in cantilevered applications where plain bearings may be limited..
$81.45
Adjustable linear ball bearing with a 25mm ID JIS Metric, featuring a flexible slit along the side that provides adaptability for imperfect or worn shafts. A standard-sized heat-treated alloy steel shell enhances durability and load capacity, especially in cantilevered applications. Double seals add protection, a low coefficient of friction enables..
$36.49
Linear ball bearing, closed shell, with a 25mm ID JIS Metric, featuring a standard-sized heat-treated alloy steel shell that enhances durability and load capacity. Recommended over plain bearings in cantilevered applications as the 2:1 binding rule does not apply. Double seals add protection, a low coefficient of friction enables higher..
$30.73
Adjustable Linear Ball Bearing with a 25mm ISO Metric ID (inner diameter). This adjustable round shaft bushing would be used when working with an old shaft or an old machine, or any other environment where parts are not perfectly made. Temperature Range: -4/+176°F (-20/+80°C) Variant ID Sizes: Available from 1/4"..
$36.81
Plain linear bearing with a 38mm JIS precision ID that has a 0.0005" running clearance per side. The green anodized aluminum closed shell ensures robust durability, while the FrelonGOLD® liner delivers self-lubricating, maintenance-free performance in harsh conditions including extreme temperatures, dirt and vibration. Meets JIS metric tolerance standards for precision..
$80.86
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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