Heavy Duty Shrink Chuck, DIN 69893-1, HSK-A63
Quality pass
Chuck fine balanced G2.5 at 25.000 rpm
All functional surfaces fine machined
More accurate than DIN
Cool Jet, can be sealed
Shrink fit chuck suitable to all high performance inductive shrink fit units.
For heavy machining applications it is now possible to replace the Weldon tool holders finally. Heavy Duty Chuck is the shrink fit chuck for extreme cases. The contour is optimized for highest rigidity and clamping force.
  • Smooth clamping of the tool shank
  • No deformation at the tool shank after shrink process
  • High runout accuracy: 3 μm
  • Reinforced outer contour
  • With dirt groove in the clamping bore
  • With threaded holes in order to balance with balancing screws
  • Cool Jet bores that can be sealed included
Scope of Delivery
  • Without backup screw
HAIMER TIP
For RPM higher 8000 U/min we recommend the optional cooling system Cool Flash. (on request)
Heavy Duty Shrink Chuck, DIN 69893-1, HSK-A63
asset-112690-669
Description Norm: Value: metric/ inch
Clamping diameter D1 0.63 inch
Length A A 3.346 inch
A-length version short
Diameter 2 D2 1.811 inch
Length L 2.008 inch
Interface HSK-A63
Upgrade with Cool Jet
Mass (weight) D7 3.219 lbs
Standard number of properties layout NSM DIN4000-89
Flange diameter A4 2.48 inch
Taper angle B51 4,5 °
item style code BLD 504145
Connection code type machine side C11 HSK
Connection code form type machine side C12 01
Connection code unit base machine side C14 1
Connection code style machine side C15 5
Connection size code machine side C2 0630
Connection code type workpiece side C51 ZYL
Connection code form type workpiece side C52 01
Connection code unit base workpiece side C54 1
Connection code style workpiece side C55 5
Connection size code workpiece side C6 0160
Connection diameter min C71 16
Clamping length max. / nominal length C81 2.008 inch
Balance grade D5 G2,5/25000
Rotation speed, max D6 25000
Balancing device D51 1
Hand E1 N
coolant entry style code H21 1
coolant exit style code H22 3
Company identification J3 HAI
interface code to workpiece side J4 ZYL01600115
interface code to machine side J6 HSK06300115
Weight WT 3.219 lbs
Standard number of properties layout NSM DIN4000-89
Flange diameter DF 2.48 inch
Taper angle TA 4,5 °
Connection code type machine side CCTMS HSK
Connection code unit base workpiece side CCUWS 1
Connection code style workpiece side CCSWS 5
Connection size code workpiece side CZCWS 0160
Connection diameter min DCONN 16
Clamping length max. / nominal length LSCX 2.008 inch
Hand HAND N
coolant entry style code CNSC 1
coolant exit style code CXSC 3
Company identification COMPC HAI
Heavy Duty Shrink Chuck, DIN 69893-1, HSK-A63
Quality pass
Chuck fine balanced G2.5 at 25.000 rpm
All functional surfaces fine machined
More accurate than DIN
Cool Jet, can be sealed
Shrink fit chuck suitable to all high performance inductive shrink fit units.
For heavy machining applications it is now possible to replace the Weldon tool holders finally. Heavy Duty Chuck is the shrink fit chuck for extreme cases. The contour is optimized for highest rigidity and clamping force.
  • Smooth clamping of the tool shank
  • No deformation at the tool shank after shrink process
  • High runout accuracy: 3 μm
  • Reinforced outer contour
  • With dirt groove in the clamping bore
  • With threaded holes in order to balance with balancing screws
  • Cool Jet bores that can be sealed included
Scope of Delivery
  • Without backup screw
HAIMER TIP
For RPM higher 8000 U/min we recommend the optional cooling system Cool Flash. (on request)
Heavy Duty Shrink Chuck, DIN 69893-1, HSK-A63
asset-112690-669
Description Norm: Value: metric/ inch
Clamping diameter D1 0.63 inch
Length A A 3.346 inch
A-length version short
Diameter 2 D2 1.811 inch
Length L 2.008 inch
Interface HSK-A63
Upgrade with Cool Jet
Mass (weight) D7 3.219 lbs
Standard number of properties layout NSM DIN4000-89
Flange diameter A4 2.48 inch
Taper angle B51 4,5 °
item style code BLD 504145
Connection code type machine side C11 HSK
Connection code form type machine side C12 01
Connection code unit base machine side C14 1
Connection code style machine side C15 5
Connection size code machine side C2 0630
Connection code type workpiece side C51 ZYL
Connection code form type workpiece side C52 01
Connection code unit base workpiece side C54 1
Connection code style workpiece side C55 5
Connection size code workpiece side C6 0160
Connection diameter min C71 16
Clamping length max. / nominal length C81 2.008 inch
Balance grade D5 G2,5/25000
Rotation speed, max D6 25000
Balancing device D51 1
Hand E1 N
coolant entry style code H21 1
coolant exit style code H22 3
Company identification J3 HAI
interface code to workpiece side J4 ZYL01600115
interface code to machine side J6 HSK06300115
Weight WT 3.219 lbs
Standard number of properties layout NSM DIN4000-89
Flange diameter DF 2.48 inch
Taper angle TA 4,5 °
Connection code type machine side CCTMS HSK
Connection code unit base workpiece side CCUWS 1
Connection code style workpiece side CCSWS 5
Connection size code workpiece side CZCWS 0160
Connection diameter min DCONN 16
Clamping length max. / nominal length LSCX 2.008 inch
Hand HAND N
coolant entry style code CNSC 1
coolant exit style code CXSC 3
Company identification COMPC HAI
All product variants
With the help of our filter you can refine your search by selecting attributes.
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Order No. A-length version Clamping diameter Interface Length A Upgrade Downloads metric/ inch
A63.140.16.6 short 0.63 inch HSK-A63 3.346 inch with Cool Jet
Download after registration
A63.140.16.67 short 0.63 inch HSK-A63 3.346 inch with Safe-Lock and Cool Jet
Download after registration
A63.140.20.6 short 0.787 inch HSK-A63 3.346 inch with Cool Jet
Download after registration
A63.140.20.67 short 0.787 inch HSK-A63 3.346 inch with Safe-Lock and Cool Jet
Download after registration
A63.140.3/4Z.6 short 3/4 inch HSK-A63 3.346 inch with Cool Jet
Download after registration
A63.140.3/4Z.67 short 3/4 inch HSK-A63 3.346 inch with Safe-Lock and Cool Jet
Download after registration
A63.140.5/8Z.6 short 5/8 inch HSK-A63 3.346 inch with Cool Jet
Download after registration
A63.140.5/8Z.67 short 5/8 inch HSK-A63 3.346 inch with Safe-Lock and Cool Jet
Download after registration
A63.145.16.6 ultra short 0.63 inch HSK-A63 3.15 inch with Cool Jet
Download after registration
A63.145.16.67 ultra short 0.63 inch HSK-A63 3.15 inch with Safe-Lock and Cool Jet
Download after registration
A63.145.20.6 ultra short 0.787 inch HSK-A63 3.15 inch with Cool Jet
Download after registration
A63.145.20.67 ultra short 0.787 inch HSK-A63 3.15 inch with Safe-Lock and Cool Jet
Download after registration
A63.145.3/4Z.6 ultra short 3/4 inch HSK-A63 3.15 inch with Cool Jet
Download after registration
A63.145.3/4Z.67 ultra short 3/4 inch HSK-A63 3.15 inch with Safe-Lock and Cool Jet
Download after registration
A63.145.5/8Z.6 ultra short 5/8 inch HSK-A63 3.15 inch with Cool Jet
Download after registration
A63.145.5/8Z.67 ultra short 5/8 inch HSK-A63 3.15 inch with Safe-Lock and Cool Jet
Download after registration
Haimer Care
Haimer Care
The quality at Haimer is not only by the product, but also by the accompanying services.

Scope of service
  • Early wear detection 
  • Preservation of the target condition 
  • High availability of HAIMER specialists 
  • Consistent quality level 
  • Prerequisite for certification according to ISO 9001
Haimer care in detail

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