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Single-taper, self-centering design without mounting flange for use in through-bored components. Mounted component moves axially during installation.

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Installation & Removal Instructions
Locking Assembly Series C123 / Metric Locking Assembly Series C123
Locking Assembly
Unit of Measure
1 2 

Item #

Shaft Size

d

D

L

L1

L2

L3

Mt

Fax

Weight

CAD

C123E-075 N/A 3/4 in N/A 0.750 in N/A 1.850 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 259 ft-lbs N/A 8282 lbs.F N/A 0.60 lb N/A
C123E-087 N/A 7/8 in N/A 0.875 in N/A 1.850 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 302 ft-lbs N/A 8282 lbs.F N/A 0.60 lb N/A
C123E-100 N/A 1 in N/A 1.000 in N/A 1.969 in N/A 0.669 in N/A 0.886 in N/A 1.122 in N/A 1.358 in N/A 414 ft-lbs N/A 9938 lbs.F N/A 0.70 lb N/A
C123E-112 N/A 1 1/8 in N/A 1.125 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 466 ft-lbs N/A 9938 lbs.F N/A 0.80 lb N/A
C123E-118 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 492 ft-lbs N/A 9938 lbs.F N/A 0.70 lb N/A
C123E-125 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 690 ft-lbs N/A 13251 lbs.F N/A 0.90 lb N/A
C123E-137 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 759 ft-lbs N/A 13251 lbs.F N/A 0.80 lb N/A
C123E-143 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 794 ft-lbs N/A 13251 lbs.F N/A 1.00 lb N/A
C123E-150 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 828 ft-lbs N/A 13251 lbs.F N/A 1.00 lb N/A
C123E-162 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 1446 ft-lbs N/A 21349 lbs.F N/A 1.70 lb N/A
C123E-168 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 1501 ft-lbs N/A 21349 lbs.F N/A 1.60 lb N/A
C123E-175 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 1557 ft-lbs N/A 21349 lbs.F N/A 1.60 lb N/A
C123E-187 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 1668 ft-lbs N/A 21349 lbs.F N/A 1.80 lb N/A
C123E-193 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 1723 ft-lbs N/A 21349 lbs.F N/A 1.70 lb N/A
C123E-200 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 1779 ft-lbs N/A 21349 lbs.F N/A 1.60 lb N/A
C123E-212 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 2160 ft-lbs N/A 24399 lbs.F N/A 1.90 lb N/A
C123E-218 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 2224 ft-lbs N/A 24399 lbs.F N/A 1.80 lb N/A
C123E-225 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 2287 ft-lbs N/A 24399 lbs.F N/A 2.10 lb N/A
C123E-237 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 2414 ft-lbs N/A 24399 lbs.F N/A 1.90 lb N/A
C123E-243 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 2788 ft-lbs N/A 27449 lbs.F N/A 2.20 lb N/A
C123E-250 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 2859 ft-lbs N/A 27449 lbs.F N/A 2.20 lb N/A
C123E-256 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 2931 ft-lbs N/A 27449 lbs.F N/A 2.10 lb N/A
C123E-268 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 4346 ft-lbs N/A 38809 lbs.F N/A 3.80 lb N/A
C123E-275 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 4447 ft-lbs N/A 38809 lbs.F N/A 3.70 lb N/A
C123E-287 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 4649 ft-lbs N/A 38809 lbs.F N/A 4.00 lb N/A
Unit of Measure
1 2