Worldwide Chuck Services, Inc.

 

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Worldwide Chuck Services is a master distributor of Kitagawa products.

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 N SERIES Closed Center Power Chucks

  Three-jaw wedge style power chuck with closed center. Cost effective solutions for high speed chucking and universal machining where no thru-hole is required. These deliver consistent accuracy and repetitive chucking.

Special Features

  • High Speed
  • Strong Clamping Force
  • Interchangeable Top Tooling
  • Compact and Lightweight
  • Direct Mount
  • High Accuracy and High Endurance

Model N Series Chucks are manufactured from high grade alloy steel. All sliding surfaces are hardened and ground to assure consistent accuracy and performance.

Lubrication nipple in each base jaw.

Master Jaw Serration: Chuck size 6" to 18": 1.5mm x 60°, Chuck size 21" & 24": 3mm x 60°

Mounting: Direct mounting to fit ASA B5.9 type A (interchangeable with DIN 55026).

Standard Equipment: Chuck assembled with adapter, chuck mounting bolts, soft top jaws, T-nuts and jaw mounting bolts with wrench, draw nut wrench.

SPECIFICATIONS

MODEL UNIT N-06A05 N-08A06 N-10A06 N-10A08 N-12A06 N-12A08 N-15A08 N-15A11
Spindle Nose A2-5 A2-6 A2-6 A2-8 A2-6 A2-8 A2-8 A2-11
Jaw Stroke (Diameter) in. 0.335 0.346 0.346 0.346 0.413 0.413 0.630 0.630
Plunger Stroke in. 0.787 0.827 0.984 0.984 1.181 1.181 1.378 1.378
Max. Draw Bar Pull Force kN (kgf) 18 (1835) 25 (2549) 29 (2957) 29 (2957) 41 (4181) 41 (4181) 82 (8362) 82 (8362)
Max. Gripping Force kN (kgf). 52.5 (5353) 75 (7648) 108 (11013) 108 (11013) 156 (15907) 156 (15907) 249 (25391) 249 (25391)
Max. Speed rpm 5000 4000 3500 3500 3000 3000 2800 2800
Net Weight (1) lbs. 30.8 59.4 88.0 88.0 147.4 145.2 231.0 226.6
GD 2 N.m 2 .050 .148 .335 .328 .760 .753 1.95 1.875
Matching Cylinder Y1020R Y1225R Y1225R Y1225R Y1530R Y1530R Y2035R Y2035R
Matching Hard Top Jaw HB06B1 HB08A1 HB10A1 HB10A1 HB12B1 HB12B1 HB15N1 HB15N1
Matching Soft Top Jaw SB06B1 SB08B1 SB10B1 SB10B1 SB12A1 SB12A1 SB15N1 SB15N1

(1) With soft top jaw.

MODEL UNIT N-18A08 N-18A11 N-21A08 N-21A11 N-21A15 N-24A11 N-24A15
Spindle Nose A2-8 A2-11 A2-8 A2-11 A2-15 A2-11 A2-15
Jaw Stroke (Diameter) in. 0.630 0.630 0.630 0.630 0.630 0.630 0.630
Plunger Stroke in. 1.378 1.378 1.378 1.378 1.378 1.378 1.378
Max. Draw Bar Pull Force kN (kgf) 82 (8362) 82 (8362) 82 (8362) 82 (8362) 82 (8362) 82 (8362) 82 (8362)
Max. Gripping Force kN (kgf) 249 (25391) 249 (25391) 273 (27838) 273 (27838) 273 (27838) 273 (27838) 273 (27838)
Max. Speed rpm 2400 2400 1800 1800 1800 1600 1600
Net Weight (1) lbs. 294.8 288.2 442.2 435.6 418.0 530.2 514.8
GD 2 N.m 2 2.475 2.425 5.175 5.125 4.975 7.375 7.050
Matching Cylinder Y2035R Y2035R Y2035R Y2035R Y2035R Y2035R Y2035R
Matching Hard Top Jaw HB15N1 HB15N1 HB18B2 HB18B2 HB18B2 HB18B2 HB18B2
Matching Soft Top Jaw SB15N1 SB15N1 SB18A2 SB18A2 SB18A2 SB18A2 SB18A2

(1) With soft top jaw.

DIMENSIONS (Dimensions in Inches)

MODEL N-06A05 N-08A06 N-10A06 N-10A08 N-12A06 N-12A08 N-15A08 N-15A11 N-18A08 N-18A11 N-21A08 N-21A11 N-21A15 N-24A11 N-24A15
A 6.496 8.268 10.000 10.000 11.969 11.969 15.000 15.000 17.717 17.717 20.866 20.866 20.866 24.016 24.016
B 3.307 3.819 4.094 4.016 4.724 4.646 5.118 5.118 5.118 5.118 5.748 5.748 5.748 5.748 5.748
C (H6) 5.512 6.693 8.661 8.661 8.661 8.661 11.811 11.811 11.811 11.811 14.961 14.961 14.961 14.961 14.961
D 3.251 4.188 4.188 5.501 4.188 5.501 5.501 7.751 5.501 7.751 5.501 7.751 11.251 7.751 11.251
E 0.591 0.669 0.787 0.709 0.787 0.709 0.866 0.866 0.866 0.866 1.063 1.063 1.063 1.063 1.063
F 0.197 0.197 0.197 0.197 0.236 0.236 0.236 0.236 0.236 0.236 0.236 0.236 0.236 0.236 0.236
G 4.567 5.906 6.748 7.480 6.748 7.480 9.252 10.236 9.252 10.236 13.000 13.000 13.000 13.000 13.000
H 4.126 5.252 5.252 6.748 5.252 6.748 6.748 9.252 6.748 9.252 6.748 9.252 13.000 9.252 13.000
J 0.827 0.984 1.339 1.339 1.339 1.339
K 6-M10 6-M12 6-M12 6-M16 6-M12 6-M16 6-M16 6-M20 6-M16 6-M20 6-M16 6-M20 6-M22 6-M20 6-M22
L 0.551 0.709 0.709 0.984 0.709 0.984 0.906 1.299 0.906 1.299 0.906 1.102 1.339 1.102 1.339
M 0.787 0.984 1.181 1.181 1.181 1.181 1.693 1.693 1.693 1.693 2.362 2.362 2.362 2.362 2.362
N max. 1.488 1.823 2.012 2.012 2.402 2.402 3.051 3.051 4.252 4.252 3.386 3.386 3.386 4.921 4.921
N min. 1.319 1.650 1.839 1.839 2.195 2.195 2.736 2.736 3.937 3.937 3.071 3.071 3.071 4.606 4.606
O max. 0.148 0.877 1.212 1.212 1.921 1.921 1.921 1.921 1.921 1.921 3.684 3.684 3.684 3.684 3.684
O min. 0.305 0.463 0.443 0.443 0.502 0.502 0.916 0.916 0.916 0.916 1.084 1.084 1.084 1.084 1.084
P max. 3.406 4.331 4.488 5.512 4.685 5.709 3.228 3.228 2.756 2.756 2.756 2.756 2.756 2.756 2.756
P min. 2.618 3.504 3.504 4.528 3.504 4.528 1.850 1.850 1.378 1.378 1.378 1.378 1.378 1.378 1.378
Q 1.220 1.378 1.575 1.575 1.969 1.969 1.969 1.969 1.969 1.969 2.559 2.559 2.559 2.559 2.559
R 0.472 0.551 0.630 0.630 0.709 0.709 1.004 1.004 1.004 1.004 0.984 0.984 0.984 0.984 0.984
S 1.417 1.417 1.417 1.417 1.417 1.417 2.165 2.165 2.165 2.165 2.165 2.165 2.165 2.165 2.165
T M16x2.0 M20x2.5 M20x2.5 M20x2.5 M20x2.5 M20x2.5 M30x3.5 M30x3.5 M30x3.5 M30x3.5 M30x3.5 M30x3.5 M30x3.5 M30x3.5 M30x3.5
U 0.157 0.197 0.197 0.197 0.197 0.197 0.079 0.079 0.079 0.079 0.118 0.118 0.118 0.118 0.118
V 1.339 1.496 1.772 1.772 1.969 1.969 2.362 2.362 2.362 2.362 2.362 2.362 2.362 2.362 2.362
W 3-M6 3-M6 6-M16 3-M8 6-M16 3-M8 6-M20 3-M10 6-M20 3-M10 6-M22 6-M22 3-M12 6-M22 6-M12
X 1.378 1.654 1.811 1.811 2.126 2.126 2.402 2.402 2.402 2.402 2.795 2.795 2.795 2.795 2.795
Y 2.835 3.740 4.331 4.331 5.079 5.079 5.315 5.315 5.315 5.315 7.087 7.087 7.087 7.087 7.087



Gripping Characteristic Graphs

 

 


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Worldwide Chuck Services, Inc.

1430 Danner Drive
 Aurora,  OH  44202
Phone: (330) 562-4509
Fax: (330) 562-2022

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