Di Chun Iron Work CO., LTD. Logo Product(NIT-200 Series) Product (V Series) Product (VT Series) Product(KD Series) NB-200A Series
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3-JAW WEDGE TYPE EXTRA LARGE THROUGH-HOLE POWER CHUCK (WITH ADAPTOR)
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Product NB-200A
  1. More large bore : Having the largest bore in wede type power operated chucks.
  2. 20% large bore : Approximately 20% higher speed, higher gripping force and larger bore compared with usual chucks.
  3. Model N-200A chucks are assembled with adaptor for ASA B5.9 type A spindles.
  4. Model N-200A chuck are manufactured from high grade alloy steel, All sliding surfaces are hardened and groung for accurate actual running and long service repeatability.
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DIMENSIONS:

Dim \ Model NB-206A5 NB-28A6 NB-210A8 NB-212A11
Through-Hole(mm) Ø52 Ø66 Ø78 Ø122
Plunger Stroke(mm) 13 16 19 23
Jaw Stroke(mm) 6 7.4 8.8 10.6
Max. Draw Bar Pull Force (kgf) 2200 3500 4300 5800
Max. Gripping Force(kgf) 5700 8973 11000 15000
Max. Operating Pressure (kgf/cm2) 28.5 20 27.5 20
Max. Speed (r.p.m.) 6000 4600 4200 3200
Weight (kg) 14.5 24 37.4 65
  0.065 0.14 0.4 0.95
Matching Cylinder M1552 M1868 M1878 M52511
Matching Soft Jaw HC06 HC08 HC10 HC12
Matching Hard Jaw HJ06 HJ08 HJ10 HJ12

SPECIFICATIONS:

Dim \ Model NB-206A5 NB-208A6 NB-210A8 NB-212A11
A 170 210 254 315
B 97 103 113 134
C(H6) 140 170 220 300
D 20 25 30 30
E 22 17 18 22
F 82.563 106.375 139.719 196.869
G 116 150 190 260
H 104.78 133.35 171.45 235
J 16 19.5 24 28
K 6xM10 6xM12 6xM16 6xM20
L 52 66 78 122
M 5 5 5 5
N min. 31.5 42 48.6 74.2
O max. 18.25 23.75 33.75 36.25
O min. 9.25 11.75 14.25 12.75
P max. 30 31.5 26.5 42
P min. 17 15.5 7.5 19
Q 2 2 2 2
R 12 14 16 21
S 16 20 25 28
T 32 37 42 52
U max. M60x2.0 M74x2.0 M87x2.0 M135x2.0
V 3xM6 3xM6 6xM8 3xM10
W 60 80 94 143
X1(H12) 16 16 16 20
X2 36 45 60 60
X3 65 80 102 138
X4 M8 M8 M10 M10

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