Bearing Distributors, an Applied Company
Bearing Distributors, an Applied Company
930 South Stadium Road
Columbia, SC 29201
Phone: (800) 934-2834
Fax: (803) 256-3824
Email: sales@ibearing.com
Website: www.bearingdistributors.com
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Ultra-Class Four Bolt Flanged Unit with Set Screw
Ultra-Class Four Bolt Flanged Unit with Set Screw, ARFU Type - Dimensions
Unit of Measure
1 2 3 4 5 

Item #

d

L

J

A

A0

A1

Lubrication

Ball Material

Outside Diameter 

Outside Diameter

Bore Type

Outside Ring Width

Inside Ring Width

Clearance

Cage Material

Precision Rating

Radial Dynamic Load Rating

Radial Static Load Rating

Rotational Speed [Max]-Grease

UCFU-1.1/4SMFG1 N/A 1-1/4 in31.750 mm N/A 4.2813 in108.7 mm N/A 3.25 in82.6 mm N/A 1.3125 in33.3 mm N/A 1.6563 in42.100 mm N/A 0.625 in15.9 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.1/8 N/A 1-1/8 in28.575 mm N/A 4.2813 in108.7 mm N/A 3.25 in82.6 mm N/A 1.3125 in33.3 mm N/A 1.6563 in42.100 mm N/A 0.625 in15.9 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.11/16 N/A 1-11/16 in42.863 mm N/A 5.4063 in137.3 mm N/A 4.125 in104.8 mm N/A 1.5625 in39.7 mm N/A 2.1406 in54.4 mm N/A 0.7188 in18.3 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.13/16 N/A 1-13/16 in46.038 mm N/A 5.6563 in143.7 mm N/A 4.375 in111.1 mm N/A 1.8125 in46.0 mm N/A 2.3906 in60.700 mm N/A 0.7813 in19.8 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.15/16 N/A 1-15/16 in49.213 mm N/A 5.6563 in143.7 mm N/A 4.375 in111.1 mm N/A 1.8125 in46.0 mm N/A 2.3906 in60.700 mm N/A 0.7813 in19.8 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.15/16MFG1 N/A 1-15/16 in49.213 mm N/A 5.6563 in143.7 mm N/A 4.375 in111.1 mm N/A 1.8125 in46.0 mm N/A 1.3906 in60.700 mm N/A 0.7813 in19.8 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.3/16 N/A 1-3/16 in30.163 mm N/A 4.2813 in108.7 mm N/A 3.25 in82.6 mm N/A 1.3125 in33.3 mm N/A 1.6563 in42.100 mm N/A 0.625 in15.9 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.3/16MFG1 N/A 1-3/16 in30.163 mm N/A 4.2813 in108.7 mm N/A 3.25 in82.6 mm N/A 1.3125 in33.3 mm N/A 1.6563 in42.100 mm N/A 0.625 in15.9 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.3/4 N/A 1-3/4 in44.450 mm N/A 5.4063 in137.3 mm N/A 4.125 in104.8 mm N/A 1.5625 in39.7 mm N/A 2.1406 in54.4 mm N/A 0.7188 in18.3 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.3/4MFG1 N/A 1-3/4 in44.450 mm N/A 5.4063 in137.3 mm N/A 4.125 in104.8 mm N/A 1.5625 in39.7 mm N/A 1.1406 in54.300 mm N/A 0.7188 in18.3 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.3/8 N/A 1-3/8 in34.925 mm N/A 4.6563 in118.3 mm N/A 3.625 in92.1 mm N/A 1.4063 in35.7 mm N/A 1.8281 in46.4 mm N/A 0.6563 in16.7 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.5/16 N/A 1-5/16 in33.338 mm N/A 4.6563 in118.3 mm N/A 3.625 in92.1 mm N/A 1.4063 in35.7 mm N/A 1.8281 in46.4 mm N/A 0.6563 in16.7 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.5/8 N/A 1-5/8 in41.275 mm N/A 5.4063 in137.3 mm N/A 4.125 in104.8 mm N/A 1.5625 in39.7 mm N/A 2.1406 in54.4 mm N/A 0.7188 in18.3 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.7/16 N/A 1-7/16 in36.513 mm N/A 4.6563 in118.3 mm N/A 3.625 in92.1 mm N/A 1.4063 in35.7 mm N/A 1.8281 in46.4 mm N/A 0.6563 in16.7 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.7/16MFG1 N/A 1-7/16 in36.513 mm N/A 4.6563 in118.3 mm N/A 3.625 in92.1 mm N/A 1.4063 in35.7 mm N/A 1.8281 in46.4 mm N/A 0.6563 in16.7 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.7/8 N/A 1-7/8 in47.625 mm N/A 5.6563 in143.7 mm N/A 4.375 in111.1 mm N/A 1.8125 in46.0 mm N/A 2.3906 in60.700 mm N/A 0.7813 in19.8 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1.9/16 N/A 1-9/16 in39.688 mm N/A 5.1563 in131.0 mm N/A 4 in101.6 mm N/A 1.5313 in38.9 mm N/A 2.1406 in54.4 mm N/A 0.6563 in16.7 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1/2 N/A 1/2 in12.700 mm N/A 3 in76.2 mm N/A 2.125 in54.0 mm N/A 1.1094 in28.2 mm N/A 1.2969 in32.900 mm N/A 0.5 in12.7 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-11/16 N/A 11/16 in17.4625 mm N/A 3 in76.2 mm N/A 2.125 in54.0 mm N/A 1.1094 in28.2 mm N/A 1.2969 in32.900 mm N/A 0.5 in12.7 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-13/16 N/A 13/16 in20.638 mm N/A 3.7813 in96.0 mm N/A 2.75 in69.9 mm N/A 1.1875 in30.2 mm N/A 1.5313 in38.900 mm N/A 0.5938 in15.1 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-15/16 N/A 15/16 in23.813 mm N/A 3.7813 in96.0 mm N/A 2.75 in69.9 mm N/A 1.1875 in30.2 mm N/A 1.5313 in38.900 mm N/A 0.5938 in15.1 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1M/LP03 N/A 1 in25.400 mm N/A 3.7813 in96.0 mm N/A 2.75 in69.9 mm N/A 1.1875 in30.2 mm N/A 1.5313 in38.900 mm N/A 0.5938 in15.1 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1M/LP06 N/A 1 in25.400 mm N/A 3.7813 in96.0 mm N/A 2.75 in69.9 mm N/A 1.1875 in30.2 mm N/A 1.5313 in38.900 mm N/A 0.5938 in15.1 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-1MFG1 N/A 1 in25.400 mm N/A 3.7813 in96.0 mm N/A 2.75 in69.9 mm N/A 1.1875 in30.2 mm N/A 1.5313 in38.900 mm N/A 0.5938 in15.1 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCFU-2 N/A 2 in50.800 mm N/A 6.4063 in162.7 mm N/A 5.125 in130.2 mm N/A 1.9375 in49.2 mm N/A 2.5313 in64.300 mm N/A 0.8125 in20.6 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Unit of Measure
1 2 3 4 5