K72 series 4jaw independent chucks are of the direct mounting type and can be directly joined to the spindle nose of the machine tool featuring reliable accuracy,excellent rigidity, short overhung and rapid changeover etc.2.
The series can be jointed to the machine tool spindle nose in three ways: A2,C and D forms. The parameters confirm to GB9500.1-GB5900.3(ISO-702) standards.
The series can be jointed to the machine tool spindle nose in three ways: A2,C and D forms. The parameters confirm to GB9500.1-GB5900.3(ISO-702) standards.
| D Size | Short-taper No. | D1 | D2 | D3 | H | H1 | h | h1 | h2 | d1 | z-d | kg Net WT |
| 200 | 4 | 63.513 | 82.6 | 56 | 110 | 75 | 13 | 10 | 6.5 | 14.7 | 4-M10 | 14.1 |
| 250 | 4 | 63.513 | 82.6 | 56 | 115.5 | 80 | 13 | 10 | 6.5 | 14.7 | 4-M10 | 21.3 |
| 200 | 5 | 82.563 | 104.8 | 56 | 110 | 75 | 15 | 12 | 6.5 | 16.3 | 4-M10 | 14.1 |
| 250 | 5 | 82.563 | 104.8 | 75 | 115.5 | 80 | 15 | 12 | 6.5 | 16.3 | 4-M10 | 21.3 |
| 320 | 5 | 82.563 | 104.8 | 75 | 134 | 90 | 15 | 12 | 6.5 | 16.3 | 4-M10 | 37.5 |
| 250 | 6 | 106.375 | 133.4 | 75 | 115.5 | 80 | 16 | 13 | 6.5 | 19.5 | 4-M12 | 21.3 |
| 320 | 6 | 106.375 | 133.4 | 75 | 134 | 90 | 16 | 13 | 6.5 | 19.5 | 4-M12 | 37.5 |
| 350 | 6 | 106.375 | 133.4 | 95 | 141 | 90 | 16 | 13 | 6.5 | 19.5 | 4-M12 | 49.9 |
| 400 | 6 | 106.375 | 133.4 | 95 | 143 | 95 | 16 | 13 | 6.5 | 19.5 | 4-M12 | 57.6 |
| 250 | 8 | 139.719 | 171.4 | 75 | 115.5 | 80 | 18 | 14 | 8.0 | 24.2 | 4-M16 | 14 |
| 320 | 8 | 139.719 | 171.4 | 95 | 134 | 90 | 18 | 14 | 8.0 | 24.2 | 4-M16 | 37.1 |
| 400 | 8 | 139.719 | 171.4 | 125 | 143 | 95 | 18 | 14 | 8.0 | 24.2 | 4-M16 | 57.6 |
| 450 | 8 | 139.719 | 171.4 | 125 | 147 | 100 | 18 | 14 | 8.0 | 24.2 | 4-M16 | 59.8 |
| 500 | 8 | 139.719 | 171.4 | 130 | 161 | 106 | 18 | 14 | 8.0 | 24.2 | 4-M16 | 93.3 |
| 630 | 8 | 139.719 | 171.4 | 130 | 180 | 115 | 18 | 14 | 8.0 | 24.2 | 4-M16 | 161.3 |
| 800 | 8 | 139.719 | 171.4 | 130 | 210 | 135 | 18 | 14 | 8.0 | 24.2 | 4-M16 | 278.1 |
| 400 | 11 | 196.869 | 235.0 | 160 | 143 | 95 | 20 | 16 | 10.0 | 29.4 | 4-M20 | 57.6 |
| 500 | 11 | 196.869 | 235.0 | 160 | 161 | 106 | 20 | 16 | 10.0 | 29.4 | 4-M20 | 98.5 |
| 630 | 11 | 196.869 | 235.0 | 180 | 180 | 115 | 20 | 16 | 10.0 | 29.4 | 4-M20 | 145 |
| 800 | 11 | 196.869 | 235.0 | 180 | 210 | 135 | 20 | 16 | 10.0 | 29.4 | 8-M20 | 255 |
| 1000 | 11 | 196.869 | 235.0 | 180 | 236 | 145 | 20 | 16 | 10.0 | 29.4 | 8-M20 | 490 |
| 1250 | 11 | 196.869 | 235.0 | 180 | 251 | 160 | 20 | 16 | 10.0 | 29.4 | 8-M20 | 603 |
| 630 | 15 | 285.775 | 330.2 | 241 | 180 | 115 | 21 | 17 | 10.0 | 35.7 | 8-M22 | 159 |
| 800 | 15 | 285.775 | 330.2 | 180 | 210 | 135 | 21 | 17 | 10.0 | 35.7 | 8-M22 | 255 |
| 1000 | 15 | 285.775 | 330.2 | 280 | 236 | 145 | 21 | 17 | 10.0 | 35.7 | 8-M22 | 418 |
| 1000T | 15 | 285.775 | 330.2 | 280 | 236 | 145 | 21 | 17 | 10.0 | 35.7 | 8-M20 | 418 |
| 1000S | 15 | 285.775 | 330.2 | 280 | 236 | 145 | 21 | 17 | 20.0 | 35.7 | 8-M22 | 420 |
| 1000D | 15 | 285.775 | 330.2 | 280 | 236 | 145 | 21 | 17 | 20.0 | 35.7 | 8-M24 | 423 |
| 1250D | 15 | 285.775 | 330.2 | 280 | 251 | 160 | 21 | 17 | 20.0 | 35.7 | 8-M24 | 585 |
| 1250T | 15 | 285.775 | 330.2 | 280 | 251 | 160 | 21 | 17 | 20.0 | 35.7 | 8-M20 | 585 |
| 1250 | 15 | 285.775 | 330.2 | 280 | 251 | 160 | 21 | 17 | 20.0 | 35.7 | 8-M22 | 585 |
| 1400D | 15 | 285.775 | 330.2 | 280 | 246 | 155 | 21 | 17 | 20.0 | 35.7 | 8-M20 | 1150 |
| 1600D | 15 | 285.775 | 330.2 | 280 | 266 | 175 | 21 | 17 | 20.0 | 35.7 | 8-M20 | 1630 |
| 2000 | 15 | 285.775 | 330.2 | 280 | 290 | 190 | 21 | 17 | 20.0 | 35.7 | 8-M20 | 2450 |
| 1000 | 20 | 412.775 | 463.6 | 305 | 236 | 145 | 23 | 19 | 20.0 | 42.1 | 8-M24 | 403 |
| 1250 | 20 | 412.775 | 463.6 | 305 | 251 | 160 | 23 | 19 | 20.0 | 42.1 | 8-M24 | 571 |
| 1400 | 20 | 412.775 | 463.6 | 305 | 246 | 155 | 23 | 19 | 20.0 | 42.1 | 8-M24 | 1070 |
| 1600 | 20 | 412.775 | 463.6 | 305 | 266 | 175 | 23 | 19 | 20.0 | 42.1 | 8-M24 | 1540 |
| 2000 | 20 | 412.775 | 463.6 | 305 | 290 | 190 | 23 | 19 | 20.0 | 42.1 | 8-M24 | 2270 |