Round Flanged Linear Ball Bearing

Round Flanged Linear Ball Bearings

Round flanged linear ball bearings offer key advantages over square flanged bearings: they rotate easily into position during installation, fit into tighter spaces without corner interference, and distribute mounting stress evenly around the circular flange. Available in ISO Metric and JIS Metric sizing, these standard single-size PBC Linear® flanged linear ball bearings feature heat-treated alloy steel shells, quiet resin retainers, and low-friction recirculating ball motion. They provide smooth, high-speed linear travel and can outperform plain bearings in cantilevered applications where overhung loads and offset drive forces may trigger the restrictive 2:1 binding rule for plain bearings.

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Round Flanged Linear Ball Bearings

15 products
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15 products
Round Flanged Linear Ball Bearing with a 40mm ID and standard housing size features a heat-treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low-debris environments. Double seals offer..
$90.32
Round Flanged Linear Ball Bearing with a 25mm ID and standard housing size features a heat-treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low-debris environments. Double seals offer..
$47.16
Round Flanged Linear Ball Bearing with a 16mm ID and standard housing size features a heat-treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low-debris environments. Double seals offer..
$26.33
Round Flanged Linear Ball Bearing with a 50mm ID and standard housing size features a heat-treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low-debris environments.  Temperature Range: -4/+176°F..
$158.43
Round Flanged Linear Ball Bearing with a 50mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$154.72
Round Flanged Linear Ball Bearing with a 30mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$77.39
Round Flanged Linear Ball Bearing with a 25mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$46.34
Round Flanged Linear Ball Bearing with a 40mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$90.21
Round Flanged Linear Ball Bearing with a 16mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$25.37
Round Flanged Linear Ball Bearing with an 8mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$19.85
Round Flanged Linear Ball Bearing with a 12mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$21.79
Round Flanged Linear Ball Bearing with a 20mm ID JIS Metric and standard width, featuring an end-mounted flange, a heat-treated alloy steel shell for durability and double seals for enhanced protection. Boasts a low coefficient of friction for speed and a resin retainer polymer cage for reduced noise. Excels in..
$31.48
Round Flanged Linear Ball Bearing with a 30mm ID and standard housing size features a heat-treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low-debris environments. Double seals offer..
$77.47
Round Flanged Linear Ball Bearing with an 8mm ID and standard housing size features a heat-treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low-debris environments. Temperature Range: -4/+176°F..
$19.85
Round Flanged Linear Ball Bearing with a 20mm ID and standard housing size features a heat-treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low-debris environments. Double seals offer..
$32.00

Round Flanged Linear Ball Bearings

15 products

Round flanged linear ball bearings offer key advantages over square flanged bearings: they rotate easily into position during installation, fit into tighter spaces without corner interference, and distribute mounting stress evenly around the circular flange. Available in Inch, ISO Metric and JIS Metric sizing, these standard single-size PBC Linear® flanged linear ball bearings feature heat-treated alloy steel shells, quiet resin retainers, and low-friction recirculating ball motion. They provide smooth, high-speed linear travel and can outperform plain bearings in cantilevered applications where overhung loads and offset drive forces may trigger the restrictive 2:1 binding rule for plain bearings.

  • Round flange rotates easily into position without corner alignment
  • No flange corners, helping the bearing fit into tighter spaces with less interference
  • Even stress distribution around the circular flange mounting surface
  • ID sizes range from 8 mm to 50 mm and 1/4" to 1"
  • Available in Inch, ISO Metric, and JIS Metric sizing options
  • Static load capacities up to 7,900 N or 1,700 lb
  • Dynamic load capacities up to 3,800 N or 850 lb
  • Size interchangeable with industry standards and with Simplicity series bearings
  • Low coefficient of friction for smooth, high-speed linear motion
  • Heat-treated alloy steel shell provides durability
  • Quiet resin retainer helps reduce operating noise
  • Recirculating ball design can outperform plain bearings in cantilevered applications affected by the restrictive 2:1 binding rule for plain bearings