Thermal Expansion Chuck With Taper Shank per CAT (Metric)
CAT Taper Shanks A255 / A256
CAT Thermogrip thermal expansion chuck for holding cylindrical shanks.  Shank tolerance h6 and surface quality Ra < 0.3. 

Delivery:
Thermal Expansion Chuck Fitted Complete.  

Replacement Parts
Adjusting Screw
Description Order Number CAT D1 D2 D3 L L1 Description Order Number
CAT 40 T 6-95 A25 56040 40 6 20 27 95 36 M5/SW2.5 5139110518
CAT 40 T 8-95 A25 56050 40 8 20 27 95 36 M6/SW3 5139110620
CAT 40 T 10-95 A25 56060 40 10 24 32 95 42 M8/SW4 5139110820
CAT 40 T 12-95 A25 56070 40 12 24 32 95 47 M8/SW4 5139110820
CAT 40 T 14-95 A25 56080 40 14 27 34 95 47 M8/SW4 5139110820
CAT 40 T 16-95 A25 56090 40 16 27 34 95 50 M12/SW6 5139111220
CAT 40 T 18-95 A25 56100 40 18 33 42 95 50 M12/SW6 5139111220
CAT 40 T 20-95 A25 56110 40 20 33 42 95 52 M16/SW8 5139111620
CAT 40 T 25-100 A25 56120 40 25 44 53 100 58 M16/SW8 5139111620
CAT 50 T 6-95 A25 66040 50 6 20 27 95 36 M5/SW2.5 5139110518
CAT 50 T 8-95 A25 66050 50 8 20 27 95 36 M6/SW3 5139110620
CAT 50 T 10-95 A25 66060 50 10 24 32 95 42 M8/SW4 5139110820
CAT 50 T 12-95 A25 66070 50 12 24 32 95 47 M8/SW4 5139110820
CAT 50 T 14-95 A25 66080 50 14 27 34 95 47 M8/SW4 5139110820
CAT 50 T 16-95 A25 66090 50 16 27 34 95 50 M12/SW6 5139111220
CAT 50 T 18-95 A25 66100 50 18 33 42 95 50 M12/SW6 5139111220
CAT 50 T 20-95 A25 66110 50 20 33 42 95 52 M16/SW8 5139111620
CAT 50 T 25-105 A25 66120 50 25 44 53 105 58 M16/SW8 5139111620
CAT 50 T 32-100 A25 66130 50 32 44 53 105 58 M16/SW8 5139111620