RBC Bearings Inc.
RBC Bearings Inc.
Address: One Tribology Center
Oxford, CT 06478
Phone: (203) 267-7001
Fax: (203) 267-5000
Email: AeroInfo@RBCbearings.com
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  • All dimensions are in inches
  • To specify RBC Roller® with lubrication holes, add OH suffix (example: RBC 1 1/2 OH).
  • Seals can be removed for flow-through lubrication.
  • To specify RBC Roller® without seals, add NS suffix (example: RBC 4 NS).
  • To specify RBC Roller® with crowned outer ring, add C prefix (example: CRBC 2 1/2). 
RBY1
Unit of Measure
1 

Item #

Outside Diameter

Overall Width

Bore Size

Roller Width

Speed Limit

Dynamic Load Rating

Static Load Rating

RBY1 N/A 1.00 in N/A 0.6925 in N/A 0.31 in N/A 0.625 in N/A 9400 rpm N/A 3000 lbf N/A 3200 lbf
RBY11/8 N/A 1.13 in N/A 0.6925 in N/A 0.31 in N/A 0.625 in N/A 9400 rpm N/A 3000 lbf N/A 3200 lbf
RBY11/4 N/A 1.25 in N/A 0.8125 in N/A 0.38 in N/A 0.75 in N/A 7500 rpm N/A 4100 lbf N/A 4300 lbf
RBY11/2 N/A 1.50 in N/A 0.9375 in N/A 0.44 in N/A 0.875 in N/A 6200 rpm N/A 6200 lbf N/A 7000 lbf
RBY13/4 N/A 1.75 in N/A 1.0625 in N/A 0.50 in N/A 1 in N/A 4700 rpm N/A 8200 lbf N/A 10500 lbf
RBY17/8 N/A 1.88 in N/A 1.0625 in N/A 0.50 in N/A 1 in N/A 4700 rpm N/A 8200 lbf N/A 10500 lbf
RBY2 N/A 2.00 in N/A 1.3125 in N/A 0.63 in N/A 1.25 in N/A 4100 rpm N/A 12400 lbf N/A 17200 lbf
RBY21/4 N/A 2.25 in N/A 1.3125 in N/A 0.63 in N/A 1.25 in N/A 4100 rpm N/A 12400 lbf N/A 17200 lbf
RBY21/2 N/A 2.50 in N/A 1.5625 in N/A 0.75 in N/A 1.5 in N/A 3700 rpm N/A 16800 lbf N/A 22800 lbf
RBY23/4 N/A 2.75 in N/A 1.5625 in N/A 0.75 in N/A 1.5 in N/A 3700 rpm N/A 16800 lbf N/A 22800 lbf
RBY3 N/A 3.00 in N/A 1.8125 in N/A 1.00 in N/A 1.75 in N/A 3100 rpm N/A 28900 lbf N/A 39100 lbf
RBY31/2 N/A 3.50 in N/A 2.0625 in N/A 1.13 in N/A 2 in N/A 2900 rpm N/A 36100 lbf N/A 53000 lbf
RBY4 N/A 4.00 in N/A 2.3125 in N/A 1.25 in N/A 2.25 in N/A 2600 rpm N/A 45600 lbf N/A 68000 lbf
RBY6 N/A 6.00 in N/A 3.375 in N/A 2.25 in N/A 3.25 in N/A 1500 rpm N/A 102000 lbf N/A 170000 lbf
RBY10 N/A 10.00 in N/A 5.5 in N/A 4.25 in N/A 5.25 in N/A 900 rpm N/A 272000 lbf N/A 441000 lbf
RBY13/8 N/A 1.38 in N/A 0.8125 in N/A 0.38 in N/A 0.75 in N/A 7500 rpm N/A 4100 lbf N/A 4300 lbf
RBY15/8 N/A 1.63 in N/A 0.9375 in N/A 0.44 in N/A 0.875 in N/A 6200 rpm N/A 6200 lbf N/A 7000 lbf
RBY31/4 N/A 3.25 in N/A 1.8125 in N/A 1.00 in N/A 1.75 in N/A 3100 rpm N/A 28900 lbf N/A 39100 lbf
RBY5 N/A 5.00 in N/A 2.875 in N/A 1.75 in N/A 2.75 in N/A 2000 rpm N/A 71000 lbf N/A 110000 lbf
RBY7 N/A 7.00 in N/A 3.875 in N/A 2.75 in N/A 3.75 in N/A 1200 rpm N/A 135600 lbf N/A 218000 lbf
RBY8 N/A 8.00 in N/A 4.5 in N/A 3.25 in N/A 4.25 in N/A 1100 rpm N/A 175400 lbf N/A 272000 lbf
RBY9 N/A 9.00 in N/A 5 in N/A 3.75 in N/A 4.75 in N/A 1000 rpm N/A 221000 lbf N/A 352000 lbf
Unit of Measure
1