DIN69871-HYDRO (Heavy Duty) :  Heavy Duty, Short Hydraulic Chucks with DIN69781 Form ADB shanks (HYDROFIT).  
 
 


RUNOUT (INTERNAL) 0.003  TAPER  HARDNESS 58-60  SURFACE FINISH N5  G6.3/SK40=12000RPM @ SK50=8000RPM  COOLANT 
  Designation
SS
d2
D1
D3
L
L1		 L
min		 L
max
J
G
Kg
  DIN69871 40 HYDRO 20X64.5  40  20.00  40.0  49.50  64.50  45.0  42.0  52.0  M16X1  M16  1.34
  DIN69871 50 HYDRO 32X81  50  32.00  56.0  72.00  81.00  62.0  54.0  64.0  M16X1  M24  4.10

Chucking forces will be reduced by 25% if reduction sleeves are used.
Note: Reduction sleeves are available for 12, 20, 25 and 32 mm bore diameters (ordered separately).
The coolant passages in the B type flange are blocked with screws which can be removed when required.
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