Simplicity Plain Linear Bearing

Plain Linear Bearings, Sleeve Bushings, Pillow Blocks and Flange Mounts

Simplicity® Plain Linear Bearing variants, including standalone bearings, sleeve bushings, flange mounts and pillow blocks, 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. The stand-alone variants have straight or crowned anodized aluminum shells (open or closed), or you can choose from straight or flanged sleeve bearings, or choose bearings inside standard-sized or double-sized pillow blocks (open or closed), or inside standard or double-sized aluminum flanged mounts. Optional Frelon® J liners provide resistance to corrosive chemicals, while Frelon® W liners ensure FDA compliance. All variants 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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Plain Linear Bearings, Sleeve Bushings, Pillow Blocks and Flange Mounts

844 products
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844 products
Square Linear Bearing with a 1.5" diameter, 6" length and 4 adjustable Frelon®J self-lubricating plugs on each of 4 sides, designed for smooth, corrosion-resistant sliding along a single stainless steel square shaft. The plugs ensure low maintenance and durability in harsh environments, including high heat, vibration, dirt, or corrosive chemicals...
$211.48
Square Linear Bearing with a 1.5" diameter, 3.125" length, featuring 4 adjustable Frelon®J self-lubricating plugs on each of two adjacent sides (at right angles to each other) and Frelon pads on the opposing sides for smooth, corrosion-resistant sliding on a stainless steel square shaft. Crafted from anodized aluminum, this low-maintenance..
$189.50
Plain Linear Bearing with a square flange and a 20mm precision ID, designed to slide smoothly on both steel and ceramic-coated aluminum shafts. It features a self-lubricating FrelonGOLD® bearing liner that performs reliably with vibration damping in harsh conditions, enabling long-term, maintenance-free operation. Precision running clearance on the inner diameter..
$57.60
Square Flanged Plain Linear Bearing of 12mm ISO Metric ID (inner diameter) and part of the Simplicity® product line. Compensated running clearance of 0.0015” per side allows pairing with another bearing on a parallel shaft with imperfect alignment, while the FrelonGOLD® liner ensures maintenance-free performance in harsh conditions like dirt,..
$39.45
Square Flanged Plain Linear Bearing of 12mm ISO Metric ID (inner diameter.) Compensated running clearance of 0.0015” per side allows pairing with another bearing on a parallel shaft with imperfect alignment, while the Simplicity® FrelonGOLD® liner ensures maintenance-free performance in harsh conditions like dirt, vibration, and extreme temperatures. The aluminum..
$39.45
JIS Metric Round Flanged Plain Linear Bearing 16mm ID (inner diameter) with a precision running clearance of 0.0005" per side. Straight outer diameter.  Round Flange JIS Metric (Japanese Industrial Standards) Self-Lubricating Bearing Liner: FrelonGOLD® is standard; Optional liners include Frelon® J & Frelon® W (for FDA compliance) Temperature Rating: -400°F/+400°F or..
$47.44
JIS Metric Square Flanged Plain Linear Bearing 10mm ID (inner diameter) with a precision running clearance of 0.0005" per side. Straight outer diameter.  Square Flange JIS Metric (Japanese Industrial Standards) Self-Lubricating Bearing Liner: FrelonGOLD® is standard; Optional liners include Frelon® J & Frelon® W (for FDA compliance) Temperature Rating: -400°F/+400°F or..
$38.66
Die Set Linear Bearing with a 2" ID (inner diameter) and compensated running clearance on the inner diameter 0.0015” per side Closed Standard Width Self-Lubricating Bearing Liner: FrelonGOLD® is standard Optional liner: Frelon®J for harsh chemical exposure Another optional liner: Frelon®W (FDA compliant)
$290.20
Die Set Linear Bearing with a 1.5" ID (inner diameter) and compensated running clearance on the inner diameter 0.0015” per side Closed Standard Width Self-Lubricating Bearing Liner: FrelonGOLD® is standard Optional liner: Frelon®J for harsh chemical exposure Another optional liner: Frelon®W (FDA compliant)
$172.89
Plain Linear Bearing with a square flange and a 1" precision ID, designed to slide smoothly on both steel and ceramic-coated aluminum shafts. It features a self-lubricating FrelonGOLD® bearing liner that performs reliably with vibration damping in harsh conditions, enabling long-term, maintenance-free operation. Precision running clearance on the inner diameter..
$110.74
Die Set Linear Bearing with a 1.25" ID (inner diameter) and precision running clearance on the inner diameter 0.0005” per side Closed Standard Width Self-Lubricating Bearing Liner: FrelonGOLD® is standard Optional liner: Frelon®J for harsh chemical exposure Another optional liner: Frelon®W (FDA compliant)
$144.70
Linear Sleeve Bearing with a 25mm ID, 30mm OD and a 30mm length, unflanged with a closed aluminum alloy shell. This maintenance-free Simplicity® plain bushing is designed for both linear and rotational movement. The self-lubricating FrelonGold® bearing liner guarantees performance in extreme environments, including heat, dirt, and oscillation, eliminating the..
$26.66
Round Flanged Sleeve Bearing with a 20mm inner diameter, 20mm length and closed aluminum alloy shell. This maintenance-free Simplicity® plain bushing is designed for both linear and rotational movement. The self-lubricating bearing liner is FrelonGold®, ensuring durable performance in extreme environments (such as heat or dirt) without catastrophic failure. Temperature..
$42.53
Sleeve Bearing, round flanged with a 1/4" inner diameter, 1/4" length, and closed aluminum alloy shell. This maintenance-free Simplicity® plain bushing is designed for both linear and rotational movement. The self-lubricating bearing liner is FrelonGold®, ensuring durable performance in extreme (such as hot or dirty) environments without catastrophic failure. Temperature..
$13.88
Sleeve Bearing, round flanged with a 1.25" inner diameter, 2" length, and closed aluminum alloy shell. This maintenance-free Simplicity® plain bushing is designed for both linear and rotational movement. The self-lubricating bearing liner is FrelonGold®, ensuring durable performance in extreme (such as hot or dirty) environments without catastrophic failure. Temperature..
$56.60
Round Flanged Sleeve Bearing with a 16mm inner diameter, 25mm length and closed aluminum alloy shell. This maintenance-free Simplicity® plain bushing is designed for both linear and rotational movement. The self-lubricating bearing liner is FrelonGold®, ensuring durable performance in extreme environments (such as heat or dirt) without catastrophic failure. Temperature..
$23.92
Linear Sleeve Bearing with a 12mm inner diameter, 12mm length, round flange and closed aluminum alloy shell. This maintenance-free Simplicity® plain bushing is designed for both linear and rotational movement. The self-lubricating bearing liner is FrelonGold®, ensuring durable performance in extreme environments (such as heat or dirt) without catastrophic failure...
$42.41
Simplicity® Plain Linear Sleeve Bearing with a 2" inner diameter and 3" length, and a round flanged end mount. This closed plain bushing is designed for both linear and rotational movement. The self-lubricating, maintenance-free bearing liner is FrelonGold®, ensuring durable performance in hot or dirty environments without catastrophic failure. Temperature..
$99.75
Simplicity® Plain Linear Sleeve Bearing with a 5/8" inner diameter and 3/4" length, with a round flanged end mount. This closed plain bushing is designed for both linear and rotational movement. The self-lubricating, maintenance-free bearing liner is FrelonGold®, ensuring durable performance in hot or dirty environments without catastrophic failure. Temperature..
$20.96
Linear Sleeve Bearing with a 1.25" inner diameter, 2" length and closed aluminum alloy shell. This maintenance-free Simplicity® plain bushing is designed for both linear and rotational movement. The self-lubricating FrelonGold® bearing liner guarantees performance in extreme environments, including heat, dirt, and oscillation, eliminating the risk of catastrophic failure. Temperature..
$42.47
844 products

Plain Linear Bearings, Sleeve Bushings, Pillow Blocks and Flange Mounts

844 products

Simplicity® Plain Linear Bearing variants, including standalone bearings, sleeve bushings, flange mounts and pillow blocks, 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. The stand-alone variants have straight or crowned anodized aluminum shells (open or closed), or you can choose from straight or flanged sleeve bearings, or choose bearings inside standard-sized or double-sized pillow blocks (open or closed), or inside standard or double-sized aluminum flanged mounts. Optional Frelon® J liners provide resistance to corrosive chemicals, while Frelon® W liners ensure FDA compliance. All variants 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