Standard chuck
4K FOUR-JAW HOLLOW POWER CHUCK

4K FOUR-JAW HOLLOW POWER CHUCK

· High speed stability, Strong and durable.
· High accuracy of repeat positioning.Clamping force is big.
· Specially suited for irregular shape.

               

Product parameters

 Size Fig

 

 Dimensions(mm)

Spec A B C(H6) D D1 D2 E E1 F G H J
Model max min
4K-06 A5 169 81 91 140 104.8 82.56 116 5 15 45 11 26 -1 14 19 20
4K-08 A5 210 91 109 170 133.4 104.8 23 52 14.5 37.5 -1.5 21.5 20.5 30
A6 103 106.38 150 17 31.5 15.5
4K-10 A6 254 100 120 220 171.4 133.4 25 75 8.5 33.5 -10.5 14.5 25 45
A8 113 139.72 190 18 26.5 7.5
4K-12 A8 304 110 122 6 18 91 8 26 -15 3 28 50
4K-15 A8 381 133 160 300 235 171.4 33 120 11 44 -12 21 39 60
A11 149 196.87 260 22 33 10
4K-18 A11 450

 

 Dimensions(mm)

  Spec L1 L2 M1 M2 M3 N P R S T
 Model max min
4K-06 A5 16 16 37 M55x2 4-M10   73 20 22.8 9.3 31 12
4K-08 A5 20 17 38 M60x2 4-M12 6-M10 95 25 29.8 14.8 35 14
A6 18 4-M6
4K-10 A6 22 43 M85x2 4-M16 6-M12 110 30 33.8 14.3 40 16
A8 24 4-M8
4K-12 A8 23 25 51 M100x2 4-M8 130 30 45.8 15.8 50 21
4K-15 A8 30 24 63 M130x2 4-M20 6-M16 165 43 47.3 18.2 62 25.5 or 22
A11 28 4-M10
4K-18 A11 79.2

 

Specifications 

Spec Piunger stroke(mm) Jaw stroke(mm) Max.Pull force KN(kgf) Max. Gripping force KN(kgf) Max. Speed (r/min) Gripping range(mm) Moment of inertial (kg.m²) Weight(kg) Matching cylinder Max. pressure MPa(kgf/cm²)
Model
4K-06 A5 12 5.5 21.5(2200) 56.8(5800) 5000 15-168 0.07 11.9 14.3 KY-646T 2.5(25)
4K-08 A5 16 7.4 34.3(3500) 85.8(8750) 4200 13-210 0.18 23.5 25.4 KY-852T 2.8(28)
A6 24
4K-10 A6 19 8.8 42.6(4380) 110.7(11300) 3400 31-254 0.33 36 41 KY-1075T 2.6(26)
A8 39
4K-12 A8 23 10.6 54.9(5600) 146.6(14650) 2700 34-304 0.77 62 65 KY-1291T 2.6(26)
4K-15 A8 71(7250) 179.8(18350) 2000 50-381 2.47 124 138 KY-1512T 2.4.(24)
A11 2.39 130
4K-18 A11 1700 50-450 4.78 170 184

The dimensions and the specifications of 4KA type are in the red data.

 

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