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Standard duty with set screw lock.
  • Cast iron housing
  • Wide inner race bearing
  • B-type seals
  • L3-type seals available in some sizes
UCFB
Unit of Measure
1 2 

Item #

d - Shaft Dia.

W - Dimension

B - Dimension

D - Dimension

L - Dimension

S - Dimension

UCFB 201 12MM N/A 12 mm N/A 4 1/4 Inch108 mm N/A 2 1/2 Inch64 mm N/A 2 3/8 Inch60 mm N/A 1 Inch25 mm N/A 25/64 Inch9.9 mm
UCFB 201 8 N/A 1/2 Inch N/A 4 1/4 Inch108 mm N/A 2 1/2 Inch64 mm N/A 2 3/8 Inch60 mm N/A 1 Inch25 mm N/A 25/64 Inch9.9 mm
UCFB 202 N/A 15 mm N/A 4 1/4 Inch108 mm N/A 2 1/2 Inch64 mm N/A 2 3/8 Inch60 mm N/A 1 Inch25 mm N/A 25/64 Inch9.9 mm
UCFB 202 10 N/A 5/8 Inch N/A 4 1/4 Inch108 mm N/A 2 1/2 Inch64 mm N/A 2 3/8 Inch60 mm N/A 1 Inch25 mm N/A 25/64 Inch9.9 mm
UCFB 203 17 MM N/A 17 mm N/A 4 1/4 Inch108 mm N/A 2 1/2 Inch64 mm N/A 2 3/8 Inch60 mm N/A 1 Inch25 mm N/A 25/64 Inch9.9 mm
UCFB 204 12 N/A 3/4 Inch N/A 4 1/4 Inch108 mm N/A 2 1/2 Inch64 mm N/A 2 3/8 Inch60 mm N/A 1 Inch25 mm N/A 25/64 Inch9.9 mm
UCFB 204 20MM N/A 20 mm N/A 4 1/4 Inch108 mm N/A 2 1/2 Inch64 mm N/A 2 3/8 Inch60 mm N/A 1 Inch25 mm N/A 25/64 Inch9.9 mm
UCFB 205 14 N/A 7/8 Inch N/A 4 3/4 Inch121 mm N/A 2 3/4 Inch70 mm N/A 2 1/2 Inch64 mm N/A 1 1/8 Inch29 mm N/A 25/64 Inch9.9 mm
UCFB 205 15 N/A 15/16 Inch N/A 4 3/4 Inch121 mm N/A 2 3/4 Inch70 mm N/A 2 1/2 Inch64 mm N/A 1 1/8 Inch29 mm N/A 25/64 Inch9.9 mm
UCFB 205 25MM N/A 25 mm N/A 4 3/4 Inch121 mm N/A 2 3/4 Inch70 mm N/A 2 1/2 Inch64 mm N/A 1 1/8 Inch29 mm N/A 25/64 Inch9.9 mm
UCFB 205 16 N/A 1 Inch N/A 4 3/4 Inch121 mm N/A 2 3/4 Inch70 mm N/A 2 1/2 Inch64 mm N/A 1 1/8 Inch29 mm N/A 25/64 Inch9.9 mm
UCFB 206 17 N/A 1 1/16 Inch N/A 5 3/8 Inch137 mm N/A 3 1/4 Inch83 mm N/A 2 3/4 Inch70 mm N/A 1 1/4 Inch32 mm N/A 25/64 Inch9.9 mm
UCFB 206 18 N/A 1 1/8 Inch N/A 5 3/8 Inch137 mm N/A 3 1/4 Inch83 mm N/A 2 3/4 Inch70 mm N/A 1 1/4 Inch32 mm N/A 25/64 Inch9.9 mm
UCFB 206 30MM N/A 30 mm N/A 5 3/8 Inch137 mm N/A 3 1/4 Inch83 mm N/A 2 3/4 Inch70 mm N/A 1 1/4 Inch32 mm N/A 25/64 Inch9.9 mm
UCFB 206 19 N/A 1 3/16 Inch N/A 5 3/8 Inch137 mm N/A 3 1/4 Inch83 mm N/A 2 3/4 Inch70 mm N/A 1 1/4 Inch32 mm N/A 25/64 Inch9.9 mm
UCFB 206 20 N/A 1 1/4 Inch N/A 5 3/8 Inch137 mm N/A 3 1/4 Inch83 mm N/A 2 3/4 Inch70 mm N/A 1 1/4 Inch32 mm N/A 25/64 Inch9.9 mm
UCFB 207 20 N/A 1 1/4 Inch N/A 6 1/8 Inch156 mm N/A 3 3/4 Inch95 mm N/A 3 1/4 Inch83 mm N/A 1 7/16 Inch37 mm N/A 33/64 Inch13.1 mm
UCFB 207 21 N/A 1 5/16 Inch N/A 6 1/8 Inch156 mm N/A 3 3/4 Inch95 mm N/A 3 1/4 Inch83 mm N/A 1 7/16 Inch37 mm N/A 33/64 Inch13.1 mm
UCFB 207 22 N/A 1 3/8 Inch N/A 6 1/8 Inch156 mm N/A 3 3/4 Inch95 mm N/A 3 1/4 Inch83 mm N/A 1 7/16 Inch37 mm N/A 33/64 Inch13.1 mm
UCFB 207 35MM N/A 35 mm N/A 6 1/8 Inch156 mm N/A 3 3/4 Inch95 mm N/A 3 1/4 Inch83 mm N/A 1 7/16 Inch37 mm N/A 33/64 Inch13.1 mm
UCFB 207 23 N/A 1 7/16 Inch N/A 6 1/8 Inch156 mm N/A 3 3/4 Inch95 mm N/A 3 1/4 Inch83 mm N/A 1 7/16 Inch37 mm N/A 33/64 Inch13.1 mm
UCFB 208 24 N/A 1 1/2 Inch N/A 6 15/32 Inch164 mm N/A 3 15/16 Inch100 mm N/A 3 1/16 Inch78 mm N/A 1 11/32 Inch34 mm N/A 7/16 Inch11.1 mm
UCFB 208 25 N/A 1 9/16 Inch N/A 6 15/32 Inch164 mm N/A 3 15/16 Inch100 mm N/A 3 1/16 Inch78 mm N/A 1 11/32 Inch34 mm N/A 7/16 Inch11.1 mm
UCFB 208 40MM N/A 40 mm N/A 6 15/32 Inch164 mm N/A 3 15/16 Inch100 mm N/A 3 1/16 Inch78 mm N/A 1 11/32 Inch34 mm N/A 7/16 Inch11.1 mm
UCFB 209 26 N/A 1 5/8 Inch N/A 6 27/32 Inch174 mm N/A 4 3/16 Inch106 mm N/A 3 5/32 Inch80 mm N/A 1 11/32 Inch34 mm N/A 15/32 Inch11.9 mm
Unit of Measure
1 2