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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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Medium 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 with greater load carrying capacity than standard duty.
UCFCX-4-Bolt-Piloted-Flange-Units
Unit of Measure
1 2 

Item #

Alternative P/N

(d) Shaft Diameter

(A) Dimension

(S) Dimension

(J) Dimension

(G) Dimension

(F) Dimension

Bolt Used

MFC60MM N/A UCFCX 12 N/A N/A 7-5/8 in N/A 5/8 in N/A 25/32 in N/A 1-5/16 in N/A 5.500 in N/A 1/2 in
MFC38 N/A UCFCX 12-38 N/A 2.375 in N/A 7-5/8 in N/A 5/8 in N/A 25/32 in N/A 1-5/16 in N/A 5.500 in N/A 1/2 in
MFC39 N/A UCFCX 12-39 N/A 2 7/16 in N/A 7-5/8 in N/A 5/8 in N/A 25/32 in N/A 1-5/16 in N/A 5.500 in N/A 1/2 in
MFC40 N/A UCFCX 13-40 N/A 2 1/2 in N/A 7-5/8 in N/A 5/8 in N/A 25/32 in N/A 1-5/16 in N/A 5.500 in N/A 1/2 in
MFC65MM N/A UCFCX 13 N/A N/A 7-5/8 in N/A 5/8 in N/A 25/32 in N/A 1-5/16 in N/A 5.500 in N/A 1/2 in
MFC47 N/A UCFCX 15-47 N/A 2 15/16 in N/A 8-3/4 in N/A 3/4 in N/A 55/64 in N/A 1-3/8 in N/A 6.375 in N/A 5/8 in
MFC75MM N/A UCFCX 15 N/A N/A 8-3/4 in N/A 3/4 in N/A 55/64 in N/A 1-3/8 in N/A 6.375 in N/A 5/8 in
MFC48 N/A UCFCX 15-48 N/A 3 in N/A 8-3/4 in N/A 3/4 in N/A 55/64 in N/A 1-3/8 in N/A 6.375 in N/A 5/8 in
MFC85MM N/A UCFCX 17 N/A N/A 10-1/4 in N/A 29/32 in N/A 63/64 in N/A 1-13/32 in N/A 7.375 in N/A 3/4 in
MFC55 N/A UCFCX 17-55 N/A 3 7/16 in N/A 10-1/4 in N/A 29/32 in N/A 63/64 in N/A 1-13/32 in N/A 7.375 in N/A 3/4 in
MFC56 N/A UCFCX 17-56 N/A 3 1/2 in N/A 10-1/4 in N/A 29/32 in N/A 63/64 in N/A 1-13/32 in N/A 7.375 in N/A 3/4 in
MFC100MM N/A UCFCX 20 N/A N/A 10-7/8 in N/A 29/32 in N/A 1-7/64 in N/A 2-19/32 in N/A 8.125 in N/A 3/4 in
MFC63 N/A UCFCX 20-63 N/A 3 15/16 in N/A 10-7/8 in N/A 29/32 in N/A 1-7/64 in N/A 2-19/32 in N/A 8.125 in N/A 3/4 in
MFC64 N/A UCFCX 20-64 N/A 4 in N/A 10-7/8 in N/A 29/32 in N/A 1-7/64 in N/A 2-19/32 in N/A 8.125 in N/A 3/4 in
Unit of Measure
1 2