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CRANK type 3-Jaw Extra Long Jaw Stroke Thru-Hole Power Chuck
Thru-Hole | 3-JAW
  • CRANK type 3-jaw with the large through-hole, and extra long jaw stroke.
  • Matching surfaces of all parts hardened, ground and lubricated directly.
  • High rigidity and high repeatability precision.
  1. J is the hole diameter of blank draw nut, K is the maximum thread specification, and it could be customize.
Model-Plunger
stroke
(mm)
Jaw stroke
(Dia.)
(mm)
Chucking
Dia. Max.
(mm)
Chucking
Dia. Min.
(mm)
Max. D.B.
pull kN
(kgf)
Max.
clamping
force kN
(kgf)
Max. speed
min-1 (r.p.m.)
I
kg‧m 2
Weight
(kg)
Weight
(kg)
Matching cyl.Max. pressure
MPa (kgf/cm2)
3L-205 A4 12 18 138 6 15.6
(1590)
17.2
(1750)
4200 0.019 7.2 8.0 TK-A533 2.3(23)
3L-206 A5 15 24 170 24 23.5
(2400)
26
(2650)
3600 0.063 14.7 15.9 TK-C646 2.7(27)
3L-208 A5 20 32 215 30 34.3
(3500)
35.0
(3570)
3000 0.18 23 25.7 TK-A853 2.8(28)
3L-208 A6 20 32 215 30 34.3
(3500)
35
(3570)
3000 0.18 23 24.6 TK-A853 2.8(28)
3L-210 A6 25 37.5 260 53 47.7
(4870)
48.0
(4895)
2400 0.35 39.5 46.5 TK-A1075 3.1(31)
3L-210 A8 25 37.5 260 53 47.7
(4870)
48.0
(4895)
2400 0.35 39.5 45 TK-A1075 3.1(31)
3L-212 A8 30 45 315 61 64.7
(6600)
61
(6220)
2100 0.827 67.3 70.5 TK-A1291 3.0(30)
3L-15 A8 35 52 385 26 84.3
(8600)
68.0
(6930)
1600 2.58 136 150 TK-A1512 2.7(27)
3L-15 A11 35 52 385 26 84.3
(8600)
68.0
(6930)
1600 2.58 136 143 TK-A1512 2.7(27)

* The dimensions and the specifications of 3L-A are in the red data.

* Subject to technical changes.

Model-ABBCDD1D2EE1FG max.G max.G min.G min.HJK max.LL1L1MNPQ max.Q min.R max.R min.STU
3L-205A4138657611082.663.519641532115-1132012M40x1.53~M10151531621415.755.2538.529.525103~M6
3L-206A51708497140104.882.56116518456.524.5-8.59.51920M55x23~M10181537732015.257.75513931123~M6
3L-208A521596114170133.482.56104.852352730-13102030M60x23~M12181938952519.2510.2563.547.535146~M10
3L-208A621596114170133.4106.3815052352730-13102030M60x23~M12182038952519.2510.2563.547.535143~M6
3L-210A6260108128220171.4106.38133.4525758.533-16.582545
M85x2 / M60x2
3~M162420431103024.7511.258061.2540163~M12
3L-210A8260108121220171.4139.72190518758.526.5-16.51.52545M85x23~M162421431103024.7511.258061.2540163~M8
3L-212A8315125138220171.4139.72190518911533-1533050M100x23~M162421511303029.7513.2596.57450213~M8
3L-15A8385150177300235139.72171.463312012.545.5-22.510.53960M130x26~M203331631654351.2527.2594.2568.256225.56~M16
3L-15A11385150166300235196.8726062212012.534.5-22.5-0.53960M130x26~M203331631654351.2527.2594.2568.256225.53~M10

* The dimensions and the specifications of 3L-A are in the red data.

Model 2D pdf 2D dwg 3D step
3L-205
3L-205A4
3L-206
3L-206A5
3L-208
3L-208A5
3L-208A6
3L-210
3L-210A6
3L-210A8
3L-212
3L-212A8
3L-15
3L-15A8
3L-15A11
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