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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 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

MFC14 N/A UCFCX 05-14 N/A 0.875 in N/A 4-3/8 in N/A 3/8 in N/A 15/64 in N/A 15/16 in N/A 3.000 in N/A 5/16 in
MFC15 N/A UCFCX 05-15 N/A 0.9375 in N/A 4-3/8 in N/A 3/8 in N/A 15/64 in N/A 15/16 in N/A 3.000 in N/A 5/16 in
MFC25MM N/A UCFCX 05 N/A N/A 4-3/8 in N/A 3/8 in N/A 15/64 in N/A 15/16 in N/A 3.000 in N/A 5/16 in
MFC16 N/A UCFCX 05-16 N/A 1 in N/A 4-3/8 in N/A 3/8 in N/A 15/64 in N/A 15/16 in N/A 3.000 in N/A 5/16 in
MFC18 N/A UCFCX 06-18 N/A 1.125 in N/A 5 in N/A 15/32 in N/A 3/8 in N/A 7/8 in N/A 3.375 in N/A 3/8 in
MFC30MM N/A UCFCX 06 N/A N/A 5 in N/A 15/32 in N/A 3/8 in N/A 7/8 in N/A 3.375 in N/A 3/8 in
MFC19 N/A UCFCX 06-19 N/A 1.1875 in N/A 5 in N/A 15/32 in N/A 3/8 in N/A 7/8 in N/A 3.375 in N/A 3/8 in
MFC20 N/A UCFCX 06-20 N/A 1.25 in N/A 5 in N/A 15/32 in N/A 3/8 in N/A 7/8 in N/A 3.375 in N/A 3/8 in
MFC22 N/A UCFCX 07-22 N/A 1.375 in N/A 5-1/4 in N/A 15/32 in N/A 7/16 in N/A 1-1/32 in N/A 3.625 in N/A 3/8 in
MFC35MM N/A UCFCX 07 N/A N/A 5-1/4 in N/A 15/32 in N/A 7/16 in N/A 1-1/32 in N/A 3.625 in N/A 3/8 in
MFC23 N/A UCFCX 07-23 N/A 1.4375 in N/A 5-1/4 in N/A 15/32 in N/A 7/16 in N/A 1-1/32 in N/A 3.625 in N/A 3/8 in
MFC24 N/A UCFCX 08-24 N/A 1.5 in N/A 5-1/4 in N/A 15/32 in N/A 7/16 in N/A 1-1/32 in N/A 3.625 in N/A 3/8 in
MFC40MM N/A UCFCX 08 N/A N/A 5-1/4 in N/A 15/32 in N/A 7/16 in N/A 1-1/32 in N/A 3.625 in N/A 3/8 in
MFC26 N/A UCFCX 09-26 N/A 1 5/8 in N/A 6-3/32 in N/A 35/64 in N/A 15/32 in N/A 1 in N/A 4.250 in N/A 7/16 in
MFC27 N/A UCFCX 09-27 N/A 1 11/16 in N/A 6-3/32 in N/A 35/64 in N/A 15/32 in N/A 1 in N/A 4.250 in N/A 7/16 in
MFC28 N/A UCFCX 09-28 N/A 1 3/4 in N/A 6-3/32 in N/A 35/64 in N/A 15/32 in N/A 1 in N/A 4.250 in N/A 7/16 in
MFC45MM N/A UCFCX 09 N/A N/A 6-3/32 in N/A 35/64 in N/A 15/32 in N/A 1 in N/A 4.250 in N/A 7/16 in
MFC30 N/A UCFCX 10-30 N/A 1 7/8 in N/A 6-3/8 in N/A 35/64 in N/A 5/8 in N/A 1 in N/A 4 1/2 in N/A 7/16 in
MFC31 N/A UCFCX 10-31 N/A 1 15/16 in N/A 6-3/8 in N/A 35/64 in N/A 5/8 in N/A 1 in N/A 4 1/2 in N/A 7/16 in
MFC50MM N/A UCFCX 10 N/A N/A 6-3/8 in N/A 35/64 in N/A 5/8 in N/A 1 in N/A 4 1/2 in N/A 7/16 in
MFC32 N/A UCFCX 10-32 N/A 2 in N/A 6-3/8 in N/A 35/64 in N/A 5/8 in N/A 1 in N/A 4 1/2 in N/A 7/16 in
MFC34 N/A UCFCX 11-34 N/A 2 1/8 in N/A 7-3/32 in N/A 5/8 in N/A 55/64 in N/A 1-1/32 in N/A 5.000 in N/A 1/2 in
MFC55MM N/A UCFCX 11 N/A N/A 7-3/32 in N/A 5/8 in N/A 55/64 in N/A 1-1/32 in N/A 5.000 in N/A 1/2 in
MFC35 N/A UCFCX 11-35 N/A 2 3/16 in N/A 7-3/32 in N/A 5/8 in N/A 55/64 in N/A 1-1/32 in N/A 5.000 in N/A 1/2 in
MFC36 N/A UCFCX 11-36 N/A 2 1/4 in N/A 7-3/32 in N/A 5/8 in N/A 55/64 in N/A 1-1/32 in N/A 5.000 in N/A 1/2 in
Unit of Measure
1 2