AMI Bearings, Inc.
AMI Bearings, Inc.
570 North Wheeling Road
Mount Prospect, IL 60056
Phone: 800.882.8642 or 847.759.0620
Fax: 847.759.0630
Email: amiorders@amibearings.com
Website: www.amibearings.com
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  • Set Screw (120°) Locking
  • Heavy Duty
  • Wide Inner Ring
  • Steel Retainer
  • AISI 52100 Steel
  • 0°F - 212°F
  • Contact Seal and Slinger
  • Spherical O.D.
  • Prelubricated / Relubricatable
Set Screw Locking Bearing Insert, UC300 Series
Set Screw Locking Bearing Insert, UC300 Series-2
Unit of Measure
1 2 

Item #

Shaft Diameter

D

Bi

Dynamic Load Rating

Static Load Rating

UC305-16 N/A 1 in N/A 2.4409 in N/A 1.496 in N/A 4780 lbf N/A 2450 lbf
UC306-19 N/A 1-3/16 in N/A 2.8346 in N/A 1.693 in N/A 6020 lbf N/A 3370 lbf
UC307-20 N/A 1-1/4 in N/A 3.1496 in N/A 1.890 in N/A 7530 lbf N/A 4320 lbf
UC307-23 N/A 1-7/16 in N/A 3.1496 in N/A 1.890 in N/A 7530 lbf N/A 4320 lbf
UC308-24 N/A 1-1/2 in N/A 3.5433 in N/A 2.047 in N/A 9150 lbf N/A 5380 lbf
UC309-27 N/A 1-11/16 in N/A 3.9370 in N/A 2.244 in N/A 11570 lbf N/A 6630 lbf
UC309-28 N/A 1-3/4 in N/A 3.9370 in N/A 2.244 in N/A 11570 lbf N/A 6630 lbf
UC310-30 N/A 1-7/8 in N/A 4.3307 in N/A 2.402 in N/A 13900 lbf N/A 8600 lbf
UC310-31 N/A 1-15/16 in N/A 4.3307 in N/A 2.402 in N/A 13900 lbf N/A 8600 lbf
UC311-32 N/A 2 in N/A 4.7244 in N/A 2.598 in N/A 16100 lbf N/A 10100 lbf
UC311-35 N/A 2-3/16 in N/A 4.7244 in N/A 2.598 in N/A 16100 lbf N/A 10100 lbf
UC312-39 N/A 2-7/16 in N/A 5.1181 in N/A 2.795 in N/A 18300 lbf N/A 11700 lbf
UC313-40 N/A 2-1/2 in N/A 5.5118 in N/A 2.953 in N/A 20800 lbf N/A 13500 lbf
UC314-43 N/A 2-11/16 in N/A 5.9055 in N/A 3.071 in N/A 23400 lbf N/A 15200 lbf
UC314-44 N/A 2-3/4 in N/A 5.9055 in N/A 3.071 in N/A 23400 lbf N/A 15200 lbf
UC315-47 N/A 2-15/16 in N/A 6.2992 in N/A 3.228 in N/A 25600 lbf N/A 17300 lbf
UC315-48 N/A 3 in N/A 6.2992 in N/A 3.228 in N/A 25600 lbf N/A 17300 lbf
UC316-51 N/A 3-3/16 in N/A 6.6929 in N/A 3.386 in N/A 27650 lbf N/A 19400 lbf
UC317-52 N/A 3-1/4 in N/A 7.0866 in N/A 3.780 in N/A 29700 lbf N/A 21700 lbf
UC318-55 N/A 3-7/16 in N/A 7.4803 in N/A 3.780 in N/A 32200 lbf N/A 24000 lbf
UC318-56 N/A 3-1/2 in N/A 7.4803 in N/A 3.780 in N/A 32200 lbf N/A 24000 lbf
UC319-60 N/A 3-3/4 in N/A 7.8740 in N/A 4.055 in N/A 34400 lbf N/A 26600 lbf
UC320-63 N/A 3-15/16 in N/A 8.4646 in N/A 4.252 in N/A 39000 lbf N/A 31500 lbf
UC320-64 N/A 4 in N/A 8.4646 in N/A 4.252 in N/A 39000 lbf N/A 31500 lbf
UC322-71 N/A 4-7/16 in N/A 9.4488 in N/A 4.606 in N/A 46100 lbf N/A 40200 lbf
Unit of Measure
1 2