SLIM CHUCK
GNo. （ Option ）
H
Fig. 2
φ C
φ C 1
φ C
GNo. （ Option ）
φ D
H
ℓ
ℓ 1
L
φ C
SK Photo shows SK16 type .
φ C
GNo. （ Option ）
φ D
H
ℓ
Fig. 1
Fig. 3
φ C
φ C 1
φ C
φ D
L
High Pressure Coolant Through Tool
ℓ
ℓ 1
・ For the code No. with J nut, add “-J” at theend. （ SKJ cap is not included. ） EX. ） NBT40-SK10F-90-J ・ When SK J type nut is used, the total chuck length will be extended by 6mm.
L
JAPAN, USA, EU, KOREA PAT.
・ 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.
G No. （ Option ） SKG 6- 6HG
Weight （ kg ）
ℓ 55,60 60 57,70
ℓ 1 64,92 114,151 57,92 114,151 178,207 257 62,92 122,157 207,257 62,92 122,157 207,257 62,92 122,157 207,257 62,92 122,157 207,257
Code No. NBT50-SK 6C-105, -135 -165, -200 -SK10C-105, -135
D
L 105,135 165,200 105,135 165,200 225,250 300 105,135 165,200 250,300 105,135 165,200 250,300 105,135 165,200 250,300 105,135 165,200 250,300
C
C 1 32 32,30 27.5,32 32,36
H
Fig 2
Collet
TAPER
3.8,3.9 4.0,4.2 4.2,4.4 4.6,4.8 5.0,5.2 5.5 4.5,4.7 4.9,5.2 5.7,6.7 4.7,4.9 5.1,5.5 6.2,6.7 4.3,4.6 5.0,5.4 6.2,7.0 5.2,5.4 5.6,6.0 6.8,7.5
0.7 ～ 6.0
26 ～ 31
19.5
SK 6
2,3 1,2 2,3 3 1 2,3 3 1 2,3 3
-165, -200 -225, -250 -300 -SK13C-105, -135 -165, -200 -250, -300 -SK16C-105, -135 -165, -200 -250, -300 -SK20C-105, -135 -165, -200 -250, -300 -SK25C-105, -135
1.75 ～ 10.0
33 ～ 41
SK10
27.5
SKG10-10HG
40 60 33 45 40
75
62,92 92 62,92 90 62,92
2.75 ～ 13.0
39 ～ 51
SK13
33
SKG13-10HG
No.50
2.75 ～ 16.0
45 ～ 57
SK16
40
SKG16-12HG
50,52 52,60
3.5 ～ 20.0
47 ～ 63
SK20
48.5
SKG20-18HG
48.5
122,157 207,257 62,92 122,157 207,257
1
7.5 ～ 25.4
60 ～ 70
-165, -200 -250, -300
SK25
55
SKG25-24HG
55
★ Please refer ★ Please refer
★ Collet, adjust screw （ G No. ） and spanner are available as an option.
P.283 for SK collet.
P.181, P.182 for High Speed Slim Chuck （ 40,000r/min ） ★ All Slim Chucks can be used for Centre Through Coolant type. Please refer
P.288 for Centre Through Coolant Adjust Screw and
P.320 for Centre Through Pull Stud.
★ Please add “ -RP ” at the end of Code No. for Rust Proof Treatment Slim Chuck. e.g. NBT40-SK10-90-RP ★ Extended gauge length slim chucks with the straight arbor like as Fig.1 are available. NBT50-SK10C-200ST, -250ST. -300ST NBT50-SK13C-200ST, -250ST, -300ST NBT50-SK16C-200ST, -250ST, -300ST ★ Please refer P.285 for SK, MDSK Coolant Solution.
SLIM CHUCK for Flange Through
G No. (Option)
H 1
SK Collet
Flange Through （ MAX. 1MPa ）
φC 1
φD 1
L 2
φC 2
L 3 JAPAN, USA, EU, KOREA PAT. ・ For the code No. with J nut, add “ -J ” at theend . （ SKJ cap is not included. ） EX. ） BT40-SK10F-90-J ・ When SK J type nut is used, the total chuck length will be extended by 6mm. L 1 ・ 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.
SK-F
Weight (kg)
Code No.
D 1 4 ～ 6
H 1 26 ～ 31 33 ～ 41 39 ～ 51 45 ～ 50 45 ～ 57
L 2 51,60
L 3 60,90 60,90,118,148 -,-,118,148
C 1 19.5 27.5 33
C 2 32,32 40,40,34.5,39 -,-,40,40
TAPER
Collet SK 6 SK10 SK13
G No. (Option)
NBT40-SK 6F- 90,120
1.1,1.4 1.2,1.4,1.6,1.7 1.4,1.7,1.8,1.9 1.5 1.7,1.9,2.0 1.4,2.0 1.8,2.0 3.8,4.0 4.2,4.6,4.8,5.1
SKG6-6HG SKG10-10HG SKG13-10HG SKG16-12HGB SKG16-12HG
-SK10F- 90,120,150,180 -SK13F- 90,120,150,180 -SK16F- 90 -120,150,180
5 ～ 10 5 ～ 13
48,73,73,73 58,88,88,88 58 88,118,148 60,90 61,91 55,60 57,75,75,75
No.40
SK16
10 ～ 16 10 ～ 20 16 ～ 25 4 ～ 6
40
-
-
SK20 SK25 SK 6 SK10 SK13 SK16 SK20 SK25
-SK20F- 90,120 -SK25F- 90,120 NBT50-SK 6F-105,165
57 ～ 63,47 ～ 63 50 ～ 58,55 ～ 65 26 ～ 31 33 ～ 41 39 ～ 51 45 ～ 57 47 ～ 63 55 ～ 65,55 ～ 70
48.5 55 19.5 27.5 33 40 48.5 55
SKG20-18HGB,SKG20-18HG SKG25-18HGC,SKG25-24HGA SKG6-6HG SKG10-10HG SKG13-10HG SKG16-12HG SKG20-18HG SKG25-24HGA,SKG25-24HG
64,114 -,114,151,178
32,32 -,32,36,40
-SK10F-105,165,200,225 -SK13F-105,165,200 -SK16F-105,165,200
5 ～ 10 5 ～ 13
No.50
-,122,157 -,122,157
62,92,92 62,90,90
4.5,4.9,5.2 4.7,5.1,5.5
-,45,45 -,50,52
10 ～ 16 10 ～ 20 16 ～ 25
-SK20F-105,165 -SK25F-105,165
62,122 62,122
4.3,5.0 5.2,5.6
-
-
★ Collet, adjust screw (G No.) and spanner are available as an option.
★ Please add “RP” at the end of Code No. for Rust Proof Treatmeant Slim Chuck. e.g. BT40-SK10F-90-RP . ★ When cutter shank dia. is smaller than MIN. of D 1 , special adjust screw (G No.) is required. P.288
180
★ Please refer ★ Please refer
P.283 for SK Collet.
P.285 for SK, MDSK Coolant Solution.
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