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Emerson Bearing Company
201 Brighton Avenue
Boston, MA 02134
Phone: (800) 225-4587 • Fax: (800) 252-1996
Email: info@emersonbearing.com
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Medium duty with set screw lock.

Available with:
  • Set screw or eccentric locking collars.
  • Available in stainless steel and nickel plated styles.
  • B-type seals or L3 triple lip seals available for extra sealing needs.
  • Wide inner race with greater load carrying capacity than UC insert.
UCX-Inserts
Unit of Measure
1 2 

Item #

(d) Shaft Diameter

(D) Dimension

(Bi) Dimension

(Be) Dimension

(N) Dimension

(M) Dimension

Basic Load Rating

Basic Static Load Rating

UCX60MM N/A N/A 4.7244 in N/A 2.5630 in N/A 1.1024 in N/A 1 in N/A 1.5630 in N/A 12.400 lb N/A 8.760 lb
UCX38 N/A 2.375 in N/A 4.7244 in N/A 2.5630 in N/A 1.1024 in N/A 1 in N/A 1.5630 in N/A 12.400 lb N/A 8.760 lb
UCX39 N/A 2 7/16 in N/A 4.7244 in N/A 2.5630 in N/A 1.1024 in N/A 1 in N/A 1.5630 in N/A 12.400 lb N/A 8.760 lb
UCX40 N/A 2 1/2 in N/A 4.9213 in N/A 2.9370 in N/A 1.1811 in N/A 1.1890 in N/A 1.7480 in N/A 13.530 lb N/A 9.620 lb
UCX65MM N/A N/A 4.9213 in N/A 2.9370 in N/A 1.1811 in N/A 1.1890 in N/A 1.7480 in N/A 13.530 lb N/A 9.620 lb
UCX43 N/A 2 11/16 in N/A 5.1181 in N/A 3.0630 in N/A 1.2598 in N/A 1.3110 in N/A 1.7520 in N/A 14.620 lb N/A 10.540 lb
UCX70MM N/A N/A 5.1181 in N/A 3.0630 in N/A 1.2598 in N/A 1.3110 in N/A 1.7520 in N/A 14.620 lb N/A 10.540 lb
UCX47 N/A 2 15/16 in N/A 5.5118 in N/A 3.2520 in N/A 1.2992 in N/A 1.3110 in N/A 1.9410 in N/A 16.000 lb N/A 11.700 lb
UCX75MM N/A N/A 5.5118 in N/A 3.2520 in N/A 1.2992 in N/A 1.3110 in N/A 1.9410 in N/A 16.000 lb N/A 11.700 lb
UCX48 N/A 3 in N/A 5.5118 in N/A 3.2520 in N/A 1.2992 in N/A 1.3110 in N/A 1.9410 in N/A 16.000 lb N/A 11.700 lb
UCX85MM N/A N/A 6.2992 in N/A 3.7795 in N/A 1.4961 in N/A 1.5630 in N/A 2.2165 in N/A 21.120 lb N/A 15.800 lb
UCX55 N/A 3 7/16 in N/A 6.2992 in N/A 3.7795 in N/A 1.4961 in N/A 1.5630 in N/A 2.2165 in N/A 21.120 lb N/A 15.800 lb
UCX56 N/A 3 1/2 in N/A 6.2992 in N/A 3.7795 in N/A 1.4961 in N/A 1.5630 in N/A 2.2165 in N/A 21.120 lb N/A 15.800 lb
UCX100MM N/A N/A 7.4803 in N/A 4.6260 in N/A 1.6929 in N/A 1.9370 in N/A 2.6890 in N/A 29.300 lb N/A 23.100 lb
UCX63 N/A 3 15/16 in N/A 7.4803 in N/A 4.6260 in N/A 1.6929 in N/A 1.9370 in N/A 2.6890 in N/A 29.300 lb N/A 23.100 lb
UCX64 N/A 4 in N/A 7.4803 in N/A 4.6260 in N/A 1.6929 in N/A 1.9370 in N/A 2.6890 in N/A 29.300 lb N/A 23.100 lb
Unit of Measure
1 2