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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Single-taper, self-centering design without mounting flange for use in through-bored components. Mounted component moves axially during installation.
Locking Assembly Series C123 / Metric Locking Assembly Series C123
Locking Assembly
Unit of Measure
1 2 3 4 

Item #

Shaft Size

d

D

L

L1

L2

L3

Mt

Fax

Weight

C123E-118-S N/A 1 3/16 in N/A 1.188 in N/A 2.165 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 190 ft-lbs N/A 3,840 lbs.F N/A 0.70 lb
C123E-125-S N/A 1 1/4 in N/A 1.250 in N/A 2.362 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 269 ft-lbs N/A 5,164 lbs.F N/A 0.90 lb
C123E-137-S N/A 1 3/8 in N/A 1.375 in N/A 2.362 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 296 ft-lbs N/A 5,166 lbs.F N/A 0.80 lb
C123E-143-S N/A 1 7/16 in N/A 1.438 in N/A 2.559 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 311 ft-lbs N/A 5,192 lbs.F N/A 1.00 lb
C123E-150-S N/A 1 1/2 in N/A 1.500 in N/A 2.559 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 324 ft-lbs N/A 5,184 lbs.F N/A 1.00 lb
C123E-162-S N/A 1 5/8 in N/A 1.625 in N/A 2.953 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 579 ft-lbs N/A 8,551 lbs.F N/A 1.70 lb
C123E-168-S N/A 1 11/16 in N/A 1.688 in N/A 2.953 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 602 ft-lbs N/A 8,561 lbs.F N/A 1.60 lb
C123E-175-S N/A 1 3/4 in N/A 1.750 in N/A 2.953 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 624 ft-lbs N/A 8,557 lbs.F N/A 1.60 lb
C123E-187-S N/A 1 7/8 in N/A 1.875 in N/A 3.150 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 672 ft-lbs N/A 8,601 lbs.F N/A 1.80 lb
C123E-193-S N/A 1 15/16 in N/A 1.938 in N/A 3.150 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 695 ft-lbs N/A 8,609 lbs.F N/A 1.70 lb
C123E-200-S N/A 2 in N/A 2.000 in N/A 3.150 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 717 ft-lbs N/A 8,604 lbs.F N/A 1.60 lb
C123E-212-S N/A 2 1/8 in N/A 2.125 in N/A 3.346 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 868 ft-lbs N/A 9,803 lbs.F N/A 1.90 lb
C123E-218-S N/A 2 3/16 in N/A 2.188 in N/A 3.346 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 894 ft-lbs N/A 9,808 lbs.F N/A 1.80 lb
C123E-225-S N/A 2 1/4 in N/A 2.250 in N/A 3.543 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 920 ft-lbs N/A 9,813 lbs.F N/A 2.10 lb
C123E-237-S N/A 2 3/8 in N/A 2.375 in N/A 3.543 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 971 ft-lbs N/A 9,812 lbs.F N/A 1.90 lb
C123E-243-S N/A 2 7/16 in N/A 2.438 in N/A 3.740 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 1,123 ft-lbs N/A 11,057 lbs.F N/A 2.20 lb
C123E-250-S N/A 2 1/2 in N/A 2.500 in N/A 3.740 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 1,152 ft-lbs N/A 11,059 lbs.F N/A 2.20 lb
C123E-256-S N/A 2 9/16 in N/A 2.563 in N/A 3.740 in N/A 0.787 in N/A 1.043 in N/A 1.358 in N/A 1.673 in N/A 1,181 ft-lbs N/A 11,061 lbs.F N/A 2.10 lb
C123E-268-S N/A 2 11/16 in N/A 2.688 in N/A 4.331 in N/A 0.945 in N/A 1.201 in N/A 1.594 in N/A 1.988 in N/A 1,797 ft-lbs N/A 16,047 lbs.F N/A 3.80 lb
C123E-275-S N/A 2 3/4 in N/A 2.750 in N/A 4.331 in N/A 0.945 in N/A 1.201 in N/A 1.594 in N/A 1.988 in N/A 1,839 ft-lbs N/A 16,049 lbs.F N/A 3.70 lb
C123E-287-S N/A 2 7/8 in N/A 2.875 in N/A 4.528 in N/A 0.945 in N/A 1.201 in N/A 1.594 in N/A 1.988 in N/A 1,923 ft-lbs N/A 16,052 lbs.F N/A 4.00 lb
C123E-293-S N/A 2 15/16 in N/A 2.938 in N/A 4.528 in N/A 0.945 in N/A 1.201 in N/A 1.594 in N/A 1.988 in N/A 1,965 ft-lbs N/A 16,054 lbs.F N/A 3.90 lb
C123E-300-S N/A 3 in N/A 3.000 in N/A 4.724 in N/A 0.945 in N/A 1.201 in N/A 1.594 in N/A 1.988 in N/A 2,008 ft-lbs N/A 16,064 lbs.F N/A 4.40 lb
C123E-325-S N/A 3 1/4 in N/A 3.250 in N/A 4.921 in N/A 0.945 in N/A 1.201 in N/A 1.594 in N/A 1.988 in N/A 2,449 ft-lbs N/A 18,084 lbs.F N/A 4.50 lb
C123E-337-S N/A 3 3/8 in N/A 3.375 in N/A 4.921 in N/A 0.945 in N/A 1.201 in N/A 1.594 in N/A 1.988 in N/A 2,543 ft-lbs N/A 18,083 lbs.F N/A 4.30 lb
Unit of Measure
1 2 3 4