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Action Bearing Company
201 Brighton Avenue
Boston, MA 02134
Phone: (800) 225-4587 • Fax: (800) 252-1996
Email: info@actionbearing.com
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Single Rown, Extra Light Duty, Torque Tube Type
Control bearings provide high radial load capacities in a compact design. Available in open or sealed (Teflon) designs. Several styles offer cadmium plating on the external surfaces (except bore). These bearings are certified for general commercial use. NOT for Airframe or Aircraft applications.
B500 Control Bearing
Unit of Measure
1 

Item #

(d) Bore Diameter

(D) Outer Diameter

(Bi) Width

(Bo) Width

(r1) Minimum Chamfer

(r2) Minimum Chamfer

Ball Number

Ball Size

Radial Load

Thrust Load

B538 N/A 0.6250 in N/A 1.0625 in N/A .281 in N/A .250 in N/A 0.015 in N/A 0.015 in N/A 21 N/A 1-8 in N/A 3280 lbf N/A 1500 lbf
B539 N/A 0.7500 in N/A 1.1875 in N/A .281 in N/A .250 in N/A 0.015 in N/A 0.015 in N/A 24 N/A 1-8 in N/A 3750 lbf N/A 1700 lbf
B540X N/A 0.8750 in N/A 1.3125 in N/A .281 in N/A .250 in N/A 0.015 in N/A 0.015 in N/A 27 N/A 1-8 in N/A 4220 lbf N/A 1900 lbf
B541 N/A 1.0625 in N/A 1.5000 in N/A .281 in N/A .250 in N/A 0.015 in N/A 0.015 in N/A 32 N/A 1-8 in N/A 5000 lbf N/A 2200 lbf
B542X N/A 1.3125 in N/A 1.7500 in N/A .281 in N/A .250 in N/A 0.015 in N/A 0.015 in N/A 38 N/A 1-8 in N/A 5950 lbf N/A 2700 lbf
B543 N/A 1.5625 in N/A 2.0000 in N/A .281 in N/A .250 in N/A 0.015 in N/A 0.015 in N/A 44 N/A 1-8 in N/A 6880 lbf N/A 3200 lbf
Unit of Measure
1