Simplicity Plain Linear Bearing

Simplicity Plain Linear Bearings

Plain Linear Bearings from PBC Linear®, featuring the self-lubricating FrelonGOLD® PTFE-based liner, which minimizes friction and wear, eliminates external lubrication needs, and outperforms in harsh, hot, or dirty environments. Available as stand-alone regular linear bearings with straight or crowned anodized aluminum shells (open or closed), as straight or flanged sleeve bearings, inside standard-sized or double-sized pillow blocks (open or closed), or as standard or double-sized flanged variants. Optional Frelon® J liners provide resistance to corrosive chemicals, while Frelon® W liners ensure FDA compliance. These bearings support rotary, linear, or oscillating motion, with precision or compensated running clearances. Offered in Inch, ISO Metric, or JIS Metric ID series, they deliver maintenance-free performance across a wide temperature range. The 2:1 binding rule applies.

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Simplicity Plain Linear Bearings

844 products
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844 products
Crowned plain linear bearing, closed, with a 40mm precision ID (inner diameter) that provides a running clearance of 0.0005" per side. Lined with self-lubricating FrelonGOLD® for maintenance-free operation in harsh conditions like extreme temperatures, dirt and vibration. Crowned self-aligning outer diameter. ISO Metric Series - Closed Crowned outer diameter -..
$98.84
Crowned plain linear bearing, closed, with a 20mm precision ID (inner diameter) that provides a running clearance of 0.0005" per side. Lined with self-lubricating FrelonGOLD® for maintenance-free operation in harsh conditions like extreme temperatures, dirt and vibration. Crowned self-aligning outer diameter. ISO Metric Series - Closed Crowned outer diameter -..
$25.22
Crowned plain linear bearing, closed, with a 12mm precision ID (inner diameter) that provides a running clearance of 0.0005" per side. Lined with self-lubricating FrelonGOLD® for maintenance-free operation in harsh conditions like extreme temperatures, dirt and vibration. Crowned self-aligning outer diameter. ISO Metric Series - Closed Crowned outer diameter -..
$22.15
Plain linear bearing, closed, with a 50mm precision ID (inner diameter) that provides a running clearance of 0.0005" per side. Lined with self-lubricating FrelonGOLD® for maintenance-free operation in harsh conditions like extreme temperatures, dirt and vibration. ISO Metric Series - Closed Straight outer diameter (crowned ODs available via the FMA..
$130.84
Plain linear bearing, closed, with a 60mm precision ID (inner diameter) that provides a running clearance of 0.0005" per side. Lined with self-lubricating FrelonGOLD® for maintenance-free operation in harsh conditions like extreme temperatures, dirt and vibration. ISO Metric Series - Closed Straight outer diameter (crowned ODs available via the FMA..
$221.11
Plain linear bearing, closed, with a 40mm precision ID (inner diameter) that provides a running clearance of 0.0005" per side. Lined with self-lubricating FrelonGOLD® for maintenance-free operation in harsh conditions like extreme temperatures, dirt and vibration. ISO Metric Series - Closed Straight outer diameter (crowned ODs available via the FMA..
$74.87
Plain linear bearing, closed, with a 10mm precision ID (inner diameter) that provides a running clearance of 0.0005" per side. Lined with self-lubricating FrelonGOLD® for maintenance-free operation in harsh conditions like extreme temperatures, dirt and vibration. ISO Metric Series - Closed shell Straight outer diameter (crowned ODs available via the..
$17.71
Open plain linear bearing with a 2.5" precision ID, which has a 0.0005" per side running clearance. Encased in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Precision..
$260.56
Open plain linear bearing with a 3" precision ID, which has a 0.0005" per side running clearance. Encased in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Precision..
$435.61
Open plain linear bearing with a 4" precision ID, which has a 0.0005" per side running clearance. Encased in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Precision..
$697.59
Open plain linear bearing with a 1.25" precision ID, which has a 0.0005" per side running clearance. Encased in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Precision..
$81.64
Open plain linear bearing with a 1/2" precision ID, which has a 0.0005" per side running clearance. Encased in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Precision..
$25.63
Open plain linear bearing with a 3/8" precision ID, which has a 0.0005" per side running clearance. Encased in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Precision..
$21.56
Plain linear bearing, open, with a 4" compensated ID, featuring a 0.0015" per side running clearance. Housed in an anodized aluminum shell and lined with the renowned self-lubricating FrelonGOLD® liner, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum..
$697.59
Plain linear bearing, open, with a 3" compensated ID, featuring a 0.0015" per side running clearance. Housed in an anodized aluminum shell and lined with the renowned self-lubricating FrelonGOLD® liner, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum..
$435.61
Plain linear bearing, open, with a 2.5" compensated ID, which has a 0.0015" per side running clearance. Housed in an anodized aluminum shell and lined with the renowned self-lubricating FrelonGOLD® liner, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized..
$260.56
Plain linear bearing, open, with a 1.25" compensated ID, which has a 0.0015" per side running clearance. Housed in an anodized aluminum shell and lined with the renowned self-lubricating FrelonGOLD® liner, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized..
$81.64
Plain linear bearing, open, with a 3/4" compensated ID, which has a 0.0015" per side running clearance. Housed in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Compensated..
$28.75
Plain linear bearing, closed, with a 3" compensated ID, which has a 0.0015" per side running clearance. Housed in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Closed anodized aluminum shell Compensated..
$353.77
Plain linear bearing, open, with a 5/8" compensated ID, which has a 0.0015" per side running clearance. Housed in an anodized aluminum shell and lined with self-lubricating FrelonGOLD®, this bearing ensures maintenance-free performance in harsh conditions, including extreme temperatures, dirt, and vibration. Inch Series - Open anodized aluminum shell Compensated..
$27.74

Simplicity Plain Linear Bearings

844 products

Plain Linear Bearings from PBC Linear®, featuring the self-lubricating FrelonGOLD® PTFE-based liner, which minimizes friction and wear, eliminates external lubrication needs, and outperforms in harsh, hot, or dirty environments. Available as stand-alone regular linear bearings with straight or crowned anodized aluminum shells (open or closed), as straight or flanged sleeve bearings, inside standard-sized or double-sized pillow blocks (open or closed), or as standard or double-sized flanged variants. Optional Frelon® J liners provide resistance to corrosive chemicals, while Frelon® W liners ensure FDA compliance. These bearings support rotary, linear, or oscillating motion, with precision or compensated running clearances. Offered in Inch, ISO Metric, or JIS Metric ID series, they deliver maintenance-free performance across a wide temperature range. The 2:1 binding rule applies.


  • Sizing Options: Inch, metric, and JIS sizes available
  • Available in open, closed and thin-wall styles
  • ID Sizes: Available from 3/16” to 4” Inch Series, 5mm to 80mm Metric Series
  • Shaft Lengths: Up to 12 feet
  • Shell Material: Standard is aluminum; stainless steel shells are available
  • Maximum Speed: Up to 8 m/s (315 in/s)
  • Temperature Rating: -400°F to +400°F or -240°C to 204°C
  • Maximum Horizontal Static Load: 2,165 to 100,500 lb (982 to 45,586 kg)
  • Seal Options: Nitrile rubber, urethane, and viton seals available from ½” ID and up or 20mm and up
  • Mounting Options: O-ring and retaining ring grooves for multiple mounting options
  • External Lubrication: Optional feature for added lubrication
  • Vibration Damping: Ensures smooth and quiet operation

View our full Plain Linear Bearing Product Features page