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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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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.
UCFB-3-Bolt-Flange-Bracket-Units
Unit of Measure
1 2 

Item #

Alternative P/N

(d) Shaft Diameter

(W) Dimension

(B) Dimension

(D) Dimension

(S) Dimension

(G) Dimension

(H) Dimension

Bolt Used

FB27 N/A UCFB 209-27 N/A 1 11/16 in N/A 6-27/32 in N/A 4-3/16 in N/A 3-5/32 in N/A 15/32 in N/A 23/32 in N/A 2-9/16 in N/A 3/8 in
FB28 N/A UCFB 209-28 N/A 1 3/4 in N/A 6-27/32 in N/A 4-3/16 in N/A 3-5/32 in N/A 15/32 in N/A 23/32 in N/A 2-9/16 in N/A 3/8 in
FB45MM N/A UCFB 209 N/A N/A 6-27/32 in N/A 4-3/16 in N/A 3-5/32 in N/A 15/32 in N/A 23/32 in N/A 2-9/16 in N/A 3/8 in
FB30 N/A UCFB 210-30 N/A 1 7/8 in N/A 7-1/2 in N/A 4-5/8 in N/A 4 in N/A 33/64 in N/A 1/2 in N/A 2-15/16 in N/A 7/16 in
FB31 N/A UCFB 210-31 N/A 1 15/16 in N/A 7-1/2 in N/A 4-5/8 in N/A 4 in N/A 33/64 in N/A 1/2 in N/A 2-15/16 in N/A 7/16 in
FB50MM N/A UCFB 210 N/A N/A 7-1/2 in N/A 4-5/8 in N/A 4 in N/A 33/64 in N/A 1/2 in N/A 2-15/16 in N/A 7/16 in
FB32S N/A UCFB 210-32 N/A 2 in N/A 7-1/2 in N/A 4-5/8 in N/A 4 in N/A 33/64 in N/A 1/2 in N/A 2-15/16 in N/A 7/16 in
Unit of Measure
1 2