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Pull Lock Power Chuck
Non-Thru-Hole | 3-JAW
  • Pin-Arbor Draw Down type 3-jaw non-thru-hole power chuck.
  • High radial gripping force and high accuracy.
  • Suitable for heavy machining.
  • Can work with the airtight detection device to perform axial position confirm, suitable for the precision of large length size process.
ModelPlunger 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‧m2
Weight
(kg)
Matching cyl.Max. pressure
MPa (kgf/cm2)
3U-205K
6 3 84 15 13.9(1420) 39.7(4050) 8000 0.018 6.8 RL-100,
RL-A100N
2.0(20)
3U-206K
10 5 105 24 17.9(1830) 57.8(5900) 7000 0.055 14.9 RL-100,
RL-A100N
2.5(25)
3U-208K
12 6 132 25 25.0(2550) 80.0(8150) 6000 0.14 25.8 RL-125,
RL-A125N
2.2(22)
3U-210K
10 5 163 34 31.0(3160) 100(10100) 4500 0.36 44 RL-125,
RL-A125N
3.1(31)
3U-212K
10 5 210 81 35.0(3570) 100(10100) 3600 0.68 63.8 RL-125,
RL-A125N
3.1(31)

* Subject to technical changes.

ModelABB1C(H6)DEFF1(H8)G max.G min.HH1H2JKK1LL1MNPQ max.Q min.RSTT1U(H6)VW max.W min.X
3U-205K
13584.56311082.64351416104212-50M25X1.522M10152041.5M813.2511.7555242515.54553-3M5
3U-206K
16811880140104.854514201048123060M28X1.524M1016.53050M1015.7513.2572303026.55865-5M5
3U-208K
21013792170133.455216231151153080M35X1.530M12183463M1216.2513.2582353032.56865-7M6
3U-210K
254152102220171.4575162515511530105M38X1.534M16233974M1420.7518.25107403036.59365-5M8
3U-212K
304157102220171.45100162515511530135M45X1.540M16264474M1444.2541.75130403036.511465-5M10

Model 2D pdf 2D dwg 3D step
3U-205K
3U-206K
3U-208K
3U-210K
3U-212K
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