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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
Metric Locking Assembly
Unit of Measure
1 2 3 4 

Item #

Shaft Size

d

D

L

L1

L2

L3

Mt

Fax

Weight

CAD

C123M-35X60-S N/A 35 mm N/A 1.378 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 302 ft-lbs N/A 5305 lbs.F N/A 0.80 lb N/A
C123M-38x65 N/A 38 mm N/A 1.496 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 625 ft-lbs N/A 10,024 lbs.F N/A 0.80 lb N/A
C123M-38X65-S N/A 38 mm N/A 1.496 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 5305 lbs.F N/A 0.80 lb N/A
C123M-40x65 N/A 40 mm N/A 1.575 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 658 ft-lbs N/A 10,024 lbs.F N/A 0.90 lb N/A
C123M-40X65-S N/A 40 mm N/A 1.575 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 346 ft-lbs N/A 5305 lbs.F N/A 0.90 lb N/A
C123M-42x75 N/A 42 mm N/A 1.654 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 1,117 ft-lbs N/A 16,206 lbs.F N/A 1.51 lb N/A
C123M-42X75-S N/A 42 mm N/A 1.654 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 590 ft-lbs N/A 8610 lbs.F N/A 1.51 lb N/A
C123M-45x75 N/A 45 mm N/A 1.772 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 1,196 ft-lbs N/A 16,206 lbs.F N/A 1.50 lb N/A
C123M-45X75-S N/A 45 mm N/A 1.772 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 634 ft-lbs N/A 8610 lbs.F N/A 1.50 lb N/A
C123M-48x80 N/A 48 mm N/A 1.890 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 1,276 ft-lbs N/A 16,206 lbs.F N/A 1.60 lb N/A
C123M-48X80-S N/A 48 mm N/A 1.890 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 678 ft-lbs N/A 8610 lbs.F N/A 1.60 lb N/A
C123M-50x80 N/A 50 mm N/A 1.969 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 1,329 ft-lbs N/A 16,206 lbs.F N/A 1.70 lb N/A
C123M-50X80-S N/A 50 mm N/A 1.969 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 700 ft-lbs N/A 8610 lbs.F N/A 1.70 lb N/A
C123M-55x85 N/A 55 mm N/A 2.165 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 1,671 ft-lbs N/A 18,521 lbs.F N/A 1.80 lb N/A
C123M-55X85-S N/A 55 mm N/A 2.165 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 885 ft-lbs N/A 9846 lbs.F N/A 1.80 lb N/A
C123M-60x90 N/A 60 mm N/A 2.362 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 1,823 ft-lbs N/A 18,521 lbs.F N/A 1.90 lb N/A
C123M-60X90-S N/A 60 mm N/A 2.362 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 966 ft-lbs N/A 9846 lbs.F N/A 1.90 lb N/A
C123M-65x95 N/A 65 mm N/A 2.559 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 2,222 ft-lbs N/A 20,836 lbs.F N/A 2.10 lb N/A
C123M-65X95-S N/A 65 mm N/A 2.559 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 1180 ft-lbs N/A 11083 lbs.F N/A 2.10 lb N/A
C123M-70x110 N/A 70 mm N/A 2.756 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 3,491 ft-lbs N/A 30,403 lbs.F N/A 3.70 lb N/A
C123M-70X110-S N/A 70 mm N/A 2.756 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 1843 ft-lbs N/A 16096 lbs.F N/A 3.70 lb N/A
C123M-75x115 N/A 75 mm N/A 2.953 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 3,741 ft-lbs N/A 30,403 lbs.F N/A 3.80 lb N/A
C123M-75X115-S N/A 75 mm N/A 2.953 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 1976 ft-lbs N/A 16096 lbs.F N/A 3.80 lb N/A
C123M-80x120 N/A 80 mm N/A 3.150 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 3,990 ft-lbs N/A 30,403 lbs.F N/A 4.10 lb N/A
C123M-80X120-S N/A 80 mm N/A 3.150 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 2109 ft-lbs N/A 16096 lbs.F N/A 4.10 lb N/A
Unit of Measure
1 2 3 4