HIGH SPEED SLIM CHUCK （ TAPER TYPE ）
MAX. 40,000 r/min
G No. (Option)
Explanation of the Code No.
H
NBT40 SKT
10
C
90
P
Nominal Gauge Length mm Symbol of High Speed
φ C 1
φ D
φ C
Centre Through Tool Coolant
Chucking Capacity
ℓ
SKT-P
ℓ 1
Symbol of New Slim Chuck
L
Shank No.
Centre Through MAX. 7MPa
JAPAN, USA, EU, KOREA PAT. ・ When SK J type nut is used, the total chuck length will be extended by 6mm. ・ When using SK-A collets or SK-AC collets, or when gripping a cutting tool smaller than the nominal diameter on SK collets, the total length will be shortened by about 3 mm. Please be careful when you check the interference.
Weight （ kg ）
G No. （ Option ）
ℓ ℓ 1
MAX. r/min
Code No. NBT30-SKT 6C- 60P
D
L
C
C 1 21.7 23.8 25.9 29.4 31.5 33.6 34.3 36.4 38.5 41.4 43.6 45 21.0 23.1 25.2 29.4 28.7 30.8 32.9 37.1 41.3 33 35.7 37.8 42 46.2 40 42.6 44.7 48.9 53.1 48.5 50.9 53.0 57.4 57.3 59.5 25.5 29.6 33.8 33.1 37.3 41.5 38.1 42.3 46.5 44.9 49.1 53.3 53.2 57.4 61.6 59.4 63.6 67.8
H
TAPER
Collet
60 75 90 60 75 90 60 75 90 60 75 90 60 75 90 120
35 50 65 35 50 65 35 50 65 37
0.7 0.7 0.7 0.9 1.0 1.0 1.0 1.1 1.1 1.1 1.2 1.2 1.0 1.1 1.1 1.4 1.1 1.2 1.2 1.4 1.6 1.1 1.3 1.3 1.6 1.8 1.3 1.5 1.5 1.7 1.9 1.3 1.4 1.6 2.0 1.7 1.8 3.8 3.9 4.0 4.2 4.4 4.6 4.5 4.7 4.9 4.7 4.9 5.1 4.3 4.6 5.0 5.2 5.4 5.6
0.7 ～ 6.0
26 ～ 31
- 75P - 90P -SKT10C- 60P - 75P - 90P -SKT13C- 60P - 75P - 90P -SKT16C- 60P
19.8
19.5
SKG6-6HG
SK 6
0.9 ～ 10.0
35 ～ 41
40,000
22
27.5
SKG10-10HG
SK10
No.30
2.75 ～ 13.0
39 ～ 51 47 ～ 52 45 ～ 52 45 ～ 57
26
33
SKG13-10HG
SK13
SKG16-12HGE SKG16-10HG SKG16-12HG
2.75 ～ 16.0
- 75P - 90P NBT40-SKT 6C- 60P
30,000
27
40
52.6 62.8 30 45 60 90 30 45 60 90 120 30 45 60 90 120 30 45 60 90 120 30 45 60 92 47 62.6 62 92 122 62 92 122 62 92 122 62 92 122 62 92 122 62 92 122
SK16
- 75P - 90P -120P -SKT10C- 60P - 75P - 90P -120P -150P -SKT13C- 60P - 75P - 90P -120P -150P -SKT16C- 60P - 75P - 90P -120P -150P -SKT20C- 60P
0.7 ～ 6.0
26 ～ 31
19.8
19.5
SKG6-6HG
SK 6
60 75 90
0.9 ～ 10.0
35 ～ 41
22
27.5
SKG10-10HG
SK10
30,000
120 150
60 75 90
2.75 ～ 13.0
39 ～ 51
26
33
SKG13-10HG
SK13
No.40
120 150
45 ～ 52
SKG16-10HG
60 75 90
2.75 ～ 16.0
27
40
SK16
45 ～ 57
SKG16-12HG
120 150 60 75 90 120
25,000
57 ～ 63 47 ～ 63
SKG20-16HG
- 75P - 90P -120P -SKT25C- 75P - 90P NBT50-SKT 6C-105P
3.5 ～ 20.0
28.5
48.5
SK20
SKG20-18HG
SKG25-18HGE SKG25-18HGD
75 90
7.5 ～ 25.4
60 ～ 65
31
55
20,000
SK25
105 135 165 105 135 165 105 135 165 105 135 165 105 135 165 105 135 165
0.7 ～ 6.0
26 ～ 31
-135P -165P -SKT10C-105P -135P -165P -SKT13C-105P -135P -165P -SKT16C-105P -135P -165P -SKT20C-105P -135P -165P -SKT25C-105P
19.8
19.5
SKG6-6HG
SK 6
0.9 ～ 10.0
35 ～ 41
22
27.5
SKG10-10HG
SK10
2.75 ～ 13.0
39 ～ 51
26
33
SKG13-10HG
20,000
SK13
No.50
2.75 ～ 16.0
45 ～ 57
27
40
SKG16-12HG
SK16
3.5 ～ 20.0
47 ～ 63
28.5
48.5
SKG20-18HG
SK20
7.5 ～ 25.4
60 ～ 70
-135P -165P
15,000
31
55
SKG25-24HG
SK25
★ Please refer
★ Please add "RP" at the end of the Code No. for Rust Proof Treatment Slim Chuck. e.g. NBT40-SKT10C-90P-RP
P.285 for TiN Bearing Nut.
★ Collet, adjust screw （ G No. ） and GH Handle are available as an option.
★ Please use MDSK J type nut & cap for the Centre through tool coolant .
P.285
The Code No. of the GH Handle is SKT6C-P: GH6, SKT10C-P: GH10, SKT13C-P: GH12, SKT16C-P: GH16, SKT20C-P: GH20, SKT25C-P: GH25 ★ P class or A type SK collet is highly recommended to use. P.283 ★ Please refer P.285 for SK Coolant Solution.
GH Handle
P.299
182
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