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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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Wide slot, standard duty with set screw lock.

Available with:
  • Set screw or eccentric locking collar.
  • Corrosion resistant housing and bearing options include Cast iron, Stainless Steel, Thermoplastic, and Nickel plating.
  • B-type seals or L3 triple lip seals available for extra sealing needs.
  • Wide inner race bearing
  • Available with high temperature bearing.
UCT-Take-Up-Units
Unit of Measure
1 2 

Item #

Alternative P/N

(d) Shaft Diameter

(O) Dimension

(P) Dimension

(S) Dimension

(B) Dimension

(K) Dimension

(E) Dimension

ST12MM N/A UCT 201 N/A N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST8 N/A UCT 201-8 N/A 0.5 in N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST15MM N/A UCT 202 N/A N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST10 N/A UCT 202-10 N/A 0.625 in N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST17MM N/A UCT 203 N/A N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST12 N/A UCT 204-12 N/A 0.75 in N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST20MM N/A UCT 204 N/A N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST14 N/A UCT 205-14 N/A 0.875 in N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST15 N/A UCT 205-15 N/A 0.9375 in N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST25MM N/A UCT 205 N/A N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST16 N/A UCT 205-16 N/A 1 in N/A 5/8 in N/A 2 in N/A 3/4 in N/A 2.0000 in N/A 17/32 in N/A 3 in
ST17 N/A UCT 206-17 N/A 1.0625 in N/A 5/8 in N/A 2-7/32 in N/A 55/64 in N/A 2.2500 in N/A 17/32 in N/A 3-1/2 in
ST18 N/A UCT 206-18 N/A 1.125 in N/A 5/8 in N/A 2-7/32 in N/A 55/64 in N/A 2.2500 in N/A 17/32 in N/A 3-1/2 in
ST30MM N/A UCT 206 N/A N/A 5/8 in N/A 2-7/32 in N/A 55/64 in N/A 2.2500 in N/A 17/32 in N/A 3-1/2 in
ST19 N/A UCT 206-19 N/A 1.1875 in N/A 5/8 in N/A 2-7/32 in N/A 55/64 in N/A 2.2500 in N/A 17/32 in N/A 3-1/2 in
ST20S N/A UCT 206-20 N/A 1.25 in N/A 5/8 in N/A 2-7/32 in N/A 55/64 in N/A 2.2500 in N/A 17/32 in N/A 3-1/2 in
ST20 N/A UCT 207-20 N/A 1.25 in N/A 5/8 in N/A 2-17/32 in N/A 55/64 in N/A 2-17/32 in N/A 17/32 in N/A 3-1/2 in
ST21 N/A UCT 207-21 N/A 1.3125 in N/A 5/8 in N/A 2-17/32 in N/A 55/64 in N/A 2-17/32 in N/A 17/32 in N/A 3-1/2 in
ST22 N/A UCT 207-22 N/A 1.375 in N/A 5/8 in N/A 2-17/32 in N/A 55/64 in N/A 2-17/32 in N/A 17/32 in N/A 3-1/2 in
ST35MM N/A UCT 207 N/A N/A 5/8 in N/A 2-17/32 in N/A 55/64 in N/A 2-17/32 in N/A 17/32 in N/A 3-1/2 in
ST23 N/A UCT 207-23 N/A 1.4375 in N/A 5/8 in N/A 2-17/32 in N/A 55/64 in N/A 2-17/32 in N/A 17/32 in N/A 3-1/2 in
ST24 N/A UCT 208-24 N/A 1.5 in N/A 3/4 in N/A 3-9/32 in N/A 1-9/64 in N/A 3-9/32 in N/A 11/16 in N/A 4 in
ST25 N/A UCT 208-25 N/A 1.5625 in N/A 3/4 in N/A 3-9/32 in N/A 1-9/64 in N/A 3-9/32 in N/A 11/16 in N/A 4 in
ST40MM N/A UCT 208 N/A N/A 3/4 in N/A 3-9/32 in N/A 1-9/64 in N/A 3-9/32 in N/A 11/16 in N/A 4 in
ST26 N/A UCT 209-26 N/A 1 5/8 in N/A 3/4 in N/A 3-9/32 in N/A 1-9/64 in N/A 3-9/32 in N/A 11/16 in N/A 4 in
Unit of Measure
1 2