Specification Dimensions-mm
Model Max. Torque (kgf-m) Nominal
Over-running Drag
(kgf-m)
Max.
Overrunning
(rpm)
Max.
Indexing
(cycle
/min)
Stock
Bore Size
A B C D E F G H-M
No. of
Tapped Holes
DiaPitch

S
Weight
(kgf)
Inner
Race
Outer
Race
Dia
(H7)
Key
way
MZ 20K 33 0.03 1,600 700 150 20 62.8 67 80 65 68 55 30 7.6 6M61.0 13 2.0
MZ 30K 75 0.04 1,500 500 150 30 103.3 82 100 80 88 75 45 8.9 6M81.25 16 3.6
MZ 45K 165 0.07 1,400 300 150 45 143.8 92 125 90 110 95 60 8.4 8M81.25 16 6.0
MZ 60K 215 0.10 1,200 250 150 60 184.4 102 155 100 140 125 80 9.1 8M81.25 16 9.9
MZ 70K 310 0.13 1,100 250 150 70 204.9 105 175 103 162 145 95 8.6 8M81.25 20 12.9
 
Character
1. MZ-K Series are shielded by shield bearings on both ends, packed with a grease.
2. High tension bolts are recommended for pulleys, gears or sprockets fixing to the outer
   race of cam clutch.
3. Ambient temperature range is -5 to +40