Product Information

Z (Big Bore)

Hollow Big-Bore 3-Jaw Power Chuck
Big Bore

Excellent workability and high versatility with big thru-hole diameter
Applicable with high-speed rotation 
Please use it in combination with our ZKP type cylinder.

Method

Unit ZA5-6-53B-05 ZA6-8-66B-04 ZA8-10-82B-05 ZA8-12-93B-12 ZA11-18-165B-13 ZA15-18-165B-01
Nominal Chuck Diameter (inches) 6 8 10 12 18 18
Maximum Permissible RPM min-1 6,000 4,400 4,200 3,400 2,000 2,000
Jaw stroke mm Φ5.8 Φ7.6 Φ9 Φ9 Φ11.3 Φ11.3
Shifter stroke mm 13 17 20 20 25 25
Maximum Workpiece Diameter mm Φ154.8 Φ193.5 Φ228.6 Φ274.5 Φ411.3 Φ411.3
Minimum Workpiece Diameter mm Φ20 Φ36 Φ68.5 Φ43 Φ123 Φ123
Maximum gripping force KN 47 78.4 107.8 137.2 176.4 176.4
Cylinder Allowable Thrust KN 22.1 30.4 42.6 59.8 68.6 68.6
Mass kg 14 25.3 39 64.7 180 180
Compatible Cylinder ZKP150/52-17 ZKP150/66-17 ZKP170/82-20 ZKP195/93-20 ZKP280/165-30 ZKP280/165-30
Depending on the shape of the spindle end of the mounting machine, you can choose between the short taper type (JIS B 6109) and the straight fit type.
Draw screws (F) are available in sizes other than those listed in the table above. Please contact us for details.

Download Materials

PDF (Exterior View) DXF (Exterior View)
ZA5-6-53B-05 Download Contact Us
ZA6-8-66B-04 Download Contact Us
ZA8-10-82B-05 Download Contact Us
ZA8-12-93B-12 Download Contact Us
ZA11-18-165B-13 Download Contact Us
ZA15-18-165B-01 Download Contact Us
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