BT40 Shrink Chuck 3° Slim Form C — BT40热缩刀柄3度薄壁C型
BT40热缩刀柄3度薄壁C型（BT40 Shrink Chuck 3° Slim Form C）— NBD precision tool holder.
Description
The BT40 Shrink Chuck 3° Slim Form C（BT40热缩刀柄3度薄壁C型）is part of NBD’s precision tool holder line for CNC machining centers.
Dimension drawing（尺寸图）
Specification（BT40热缩刀柄3度薄壁C型）— 198 models
| Cat No & dimensions（型号与参数） |
|---|
| BT40-SFA4-95-M42 12 120 14 155 25 26 4 67 7 |
| BT40-SFA4-120-M67 11.4 12 125 160 26 4 42 56 7 |
| BT40-SFA4-125-M42 12 14 150 185 25 4 56 67 7 |
| BT40-SFA4-150-M67 12 150 17.2 185 26 26 4 7 97 |
| BT40-SFA4-150-M97 12 17.2 180 215 25 4 56 7 97 |
| BT40-SFA4-180-M97 13.4 130 18 25 26 42 6 9 95 |
| BT40-SFA6-95-M42 120 155 16 18 26 26 6 67 9 |
| BT40-SFA6-120-M67 125 13.4 160 18 25 42 56 6 9 |
| BT40-SFA6-125-M42 150 16 18 185 25 56 6 67 9 |
| BT40-SFA6-150-M67 150 18 185 19.2 26 36 6 9 97 |
| BT40-SFA6-150-M97 18 180 19.2 215 36 56 6 9 97 |
| BT40-SFA6-180-M97 11 130 15.4 24 25 26 42 8 95 |
| BT40-SFA8-95-M42 11 120 155 18 24 26 36 67 8 |
| BT40-SFA8-120-M67 11 125 15.4 160 24 36 42 56 8 |
| BT40-SFA8-125-M42 11 150 18 185 24 36 56 67 8 |
| BT40-SFA8-150-M67 11 150 185 21.2 24 26 36 8 97 |
| BT40-SFA8-150-M97 11 180 21.2 215 24 36 56 8 97 |
| BT40-SFA8-180-M97 |
| BT40-SFA10-95-M42 10 120 13 155 20 26 30 36 67 |
| BT40-SFA10-120-M67 10 125 13 160 17.4 30 36 42 56 |
| BT40-SFA10-125-M42 10 13 150 185 20 30 36 56 67 |
| BT40-SFA10-150-M67 10 13 150 185 23.2 26 30 36 97 |
| BT40-SFA10-150-M97 10 13 180 215 23.2 30 36 56 97 |
| BT40-SFA10-180-M97 12 130 15 19.4 26 30 32 42 95 |
| BT40-SFA10-95-M42 12 120 155 16 22 26 30 32 67 |
| BT40-SFA10-120-M67 12 125 160 17 19.4 30 36 42 56 |
| BT40-SFA10-125-M42 12 150 18 185 22 30 36 56 67 |
| BT40-SFA10-150-M67 12 150 185 19 25.2 26 30 36 97 |
| BT40-SFA10-150-M97 12 180 215 22 25.2 30 36 56 97 |
| BT40-SFA10-180-M97 |
| BT40-SFA4-155-M42 12 14 180 215 26 33 4 40 53 67 7 |
| BT40-SFA4-180-M67 12 17.2 210 245 25 33 39 4 53 7 97 |
| BT40-SFA4-210-M97 13.4 155 18 190 25 33 39 42 53 6 9 |
| BT40-SFA6-155-M42 16 18 180 215 26 33 40 53 6 67 9 |
| BT40-SFA6-180-M67 18 19.2 210 245 28 36 50 58 6 9 97 |
| BT40-SFA6-210-M97 11 15.4 155 190 24 25 33 39 42 53 8 |
| BT40-SFA8-155-M42 11 18 180 215 24 28 36 50 58 67 8 |
| BT40-SFA8-180-M67 11 21.2 210 24 245 28 36 50 58 8 97 |
| BT40-SFA8-210-M97 10 13 155 17.4 190 28 30 36 42 50 58 |
| BT40-SFA10-155-M42 10 13 180 20 215 28 28 30 36 50 67 |
| BT40-SFA10-180-M67 10 13 210 23.2 245 28 30 36 50 58 97 |
| BT40-SFA10-210-M97 12 155 19.4 190 20 28 30 36 42 50 58 |
| BT40-SFA10-155-M42 12 180 21 215 22 30 30 32 46 56 67 |
| BT40-SFA10-180-M67 12 210 23 245 25.2 28 30 36 50 58 97 |
| BT40-SFA10-210-M97 |
| BT50-SFA4-170-M42 12 14 195 25 250 33 39 4 57 67 7 |
| BT50-SFA4-195-M67 12 17.2 225 26 280 33 4 40 57 7 97 |
| BT50-SFA4-225-M97 13.4 170 18 225 26 33 40 42 57 6 9 |
| BT50-SFA6-170-M42 16 18 195 250 26 33 40 57 6 67 9 |
| BT50-SFA6-195-M67 18 19.2 225 28 280 36 50 6 62 9 97 |
| BT50-SFA6-225-M97 11 15.4 170 225 24 25 33 39 42 57 8 |
| BT50-SFA8-170-M42 11 18 195 24 250 28 36 50 62 67 8 |
| BT50-SFA8-195-M67 11 21.2 225 24 28 280 36 50 62 8 97 |
| BT50-SFA8-225-M97 10 13 17.4 170 225 25 30 33 39 42 57 |
| BT50-SFA10-170-M42 10 13 195 20 250 28 30 36 50 62 67 |
| BT50-SFA10-195-M67 10 13 225 23.2 28 280 30 36 50 62 97 |
| BT50-SFA10-225-M97 12 15 170 19.4 225 30 30 32 42 46 60 |
| BT50-SFA12-170-M42 12 15 195 22 250 28 30 36 50 62 67 |
| BT50-SFA12-195-M67 12 15 225 25.2 28 280 30 36 50 62 97 |
| BT50-SFA12-225-M97 |
| BT50-SFA4-110-M42 12 135 14 190 25 30 4 67 7 |
| BT50-SFA4-135-M67 11.4 12 140 195 25 4 42 60 7 |
| BT50-SFA4-140-M42 12 14 165 220 26 4 60 67 7 |
| BT50-SFA4-165-M67 12 165 17.2 220 25 30 4 7 97 |
| BT50-SFA4-165-M97 12 17.2 195 25 250 4 60 7 97 |
| BT50-SFA4-195-M97 110 13.4 165 18 26 30 42 6 9 |
| BT50-SFA6-110-M42 135 16 18 190 26 30 6 67 9 |
| BT50-SFA6-135-M67 13.4 140 18 195 26 42 6 60 9 |
| BT50-SFA6-140-M42 16 165 18 220 26 6 60 67 9 |
| BT50-SFA6-165-M67 165 18 19.2 220 30 36 6 9 97 |
| BT50-SFA6-165-M97 18 19.2 195 250 36 6 60 9 97 |
| BT50-SFA6-195-M97 11 110 15.4 165 24 25 30 42 8 |
| BT50-SFA8-110-M42 11 135 18 190 24 30 36 67 8 |
| BT50-SFA8-135-M67 11 140 15.4 195 24 36 42 60 8 |
| BT50-SFA8-140-M42 11 165 18 220 24 32 60 67 8 |
| BT50-SFA8-165-M67 11 165 21.2 220 24 30 36 8 97 |
| BT50-SFA8-165-M97 11 195 21.2 24 250 36 60 8 97 |
| BT50-SFA8-195-M97 |
| BT50-SFA10-110-M42 10 13 135 190 20 30 30 36 67 |
| BT50-SFA10-135-M67 10 13 140 17.4 195 30 36 42 60 |
| BT50-SFA10-140-M42 10 13 165 20 220 30 36 60 67 |
| BT50-SFA10-165-M67 10 13 165 220 23.2 30 30 36 97 |
| BT50-SFA10-165-M97 10 13 195 23.2 250 30 32 60 97 |
| BT50-SFA10-195-M97 110 12 15 165 19.4 30 30 32 42 |
| BT50-SFA12-110-M42 12 135 15 190 22 30 30 36 67 |
| BT50-SFA12-135-M67 12 140 15 19.4 195 30 36 42 60 |
| BT50-SFA12-140-M42 12 15 165 22 220 30 32 60 67 |
| BT50-SFA12-165-M67 12 15 165 220 25.2 30 30 36 97 |
| BT50-SFA12-165-M97 12 15 195 25.2 250 30 36 60 97 |
| BT50-SFA12-195-M97 |
| BT40-SFA6-95-M42 10 120 155 17 18 25 26 6 67 |
| BT40-SFA6-120-M67 10 125 14.4 160 18 25 42 56 6 |
| BT40-SFA6-125-M42 10 150 17 18 185 25 56 6 67 |
| BT40-SFA6-150-M67 10 150 18 185 20.2 26 32 6 97 |
| BT40-SFA6-150-M97 10 18 180 20.2 215 36 56 6 97 |
| BT40-SFA6-180-M97 10 127 18 180 215 23.3 26 36 6 |
| BT40-SFA6-180-M127 10 127 18 210 23.3 245 36 56 6 |
| BT40-SFA6-210-M157 10 157 18 210 245 26 26.5 36 6 |
| BT40-SFA6-210-M157 10 157 18 240 26.5 275 36 56 6 |
| BT40-SFA6-240-Ml157 13 130 17.4 24 26 32 42 8 95 |
| BT40-SFA8-95-M42 120 13 155 20 24 26 32 67 8 |
| BT40-SFA8-120-M67 125 13 160 17.4 24 36 42 56 8 |
| BT40-SFA8-125-M42 13 150 185 20 24 36 56 67 8 |
| BT40-SFA8-150-M67 13 150 185 23.2 24 26 32 8 97 |
| BT40-SFA8-150-M97 13 180 215 23.2 24 36 56 8 97 |
| BT40-SFA8-180-M97 127 13 180 215 24 26 26.3 36 8 |
| BT40-SFA8-180-M127 127 13 210 24 245 26.3 36 56 8 |
| BT40-SFA8-210-M127 13 157 210 24 245 26 29.5 36 8 |
| BT40-SFSC8-210-M157 13 157 24 240 275 29.5 36 56 8 |
| BT40-SFA8-240-M157 10 130 16 20.4 26 30 32 42 95 |
| BT40-SFA10-95-M42 10 120 155 16 23 26 30 36 67 |
| BT40-SFA10-120-M67 10 125 16 160 20.4 30 36 42 56 |
| BT40-SFA10-125-M42 10 150 16 185 23 30 32 56 67 |
| BT40-SFA10-150-M67 10 150 16 185 26 26.2 30 32 97 |
| BT40-SFA10-150-M97 10 150 16 215 26.2 30 36 56 97 |
| BT40-SFA10-180-M97 |
| BT40-SFA10-180-M127 10 127 16 210 220 29.3 30 50 56 |
| BT40-SFA10-210-M127 10 157 16 210 220 26 30 32.5 50 |
| BT40-SFA10-210-M157 10 127 16 240 250 29.3 30 50 86 |
| BT40-SFA10-240-M127 10 157 16 240 250 30 32.5 50 56 |
| BT40-SFA10-240-M157 10 157 16 270 30 305 32.5 50 86 |
| BT40-SFA10-270-M157 12 130 19 23.4 26 30 32 42 95 |
| BT40-SFA12-95-M42 12 120 155 19 26 26 30 36 67 |
| BT40-SFA12-120-M67 12 125 160 19 23.4 30 36 42 56 |
| BT40-SFA12-125-M42 12 150 185 19 26 30 36 56 67 |
| BT40-SFA12-150-M67 12 150 160 19 26 29.2 30 50 97 |
| BT40-SFA12-150-M97 12 180 19 190 29.2 30 50 56 97 |
| BT40-SFA12-180-M97 12 127 180 19 190 26 30 32.3 50 |
| BT40-SFA12-180-M127 12 19 210 220 29.2 30 50 86 97 |
| BT40-SFA12-210-M97 12 127 19 210 220 30 32.3 50 56 |
| BT40-SFA12-210-M127 12 157 19 210 220 26 30 35.5 50 |
| BT40-SFA12-210-M157 12 127 19 240 250 30 32.3 50 86 |
| BT40-SFA12-240-M127 12 157 19 240 250 30 35.5 50 56 |
| BT40-SFA12-240-M157 12 157 19 270 280 30 35.5 50 86 |
| BT40-SFA12-270-M157 16 24 26 28.4 32 42 42 95 96 |
| BT40-SFA16-95-M42 120 16 24 26 31 32 42 67 96 |
| BT40-SFA16-120-M67 125 16 24 28.4 32 42 50 56 96 |
| BT40-SFA16-125-M42 150 16 24 31 32 42 56 67 96 |
| BT40-SFA16-150-M67 150 16 24 26 32 34.2 50 96 97 |
| BT40-SFA16-150-M97 155 16 24 28.2 32 42 50 86 96 |
| BT40-SFA16-155-M42 16 180 24 31 32 50 67 86 96 |
| BT40-SFA16-180-M67 16 180 24 32 34.2 50 56 96 97 |
| BT40-SFA16-180-M97 |
| BT40-SFA16-180-M127 16 210 24 32 34.2 50 86 96 97 |
| BT40-SFA16-210-M97 127 16 210 24 32 37.3 50 56 96 |
| BT40-SFA16-210-M127 157 16 210 24 26 32 40.5 50 96 |
| BT40-SFA16-210-M157 127 16 24 240 32 37.3 53 86 96 |
| BT40-SFA16-240-M127 157 16 24 240 32 40.5 50 56 96 |
| BT40-SFA16-240-M157 157 16 24 270 32 40.5 50 86 96 |
| BT40-SFA16-270-M157 105 20 26 29 33.4 40 42 42 95 |
| BT40-SFA20-95-M42 120 120 20 26 29 36 40 42 67 |
| BT40-SFA20-120-M67 120 125 20 29 33.4 40 42 50 56 |
| BT40-SFA20-125-M42 120 150 20 29 36 40 50 56 67 |
| BT40-SFA20-150-M67 120 150 20 26 29 39.2 40 50 97 |
| BT40-SFA20-150-M97 120 180 20 26 29 40 50 67 86 |
| BT40-SFA20-180-M67 120 180 20 29 39.2 40 50 56 97 |
| BT40-SFA20-180-M97 120 127 180 20 26 29 40 42.3 50 |
| BT40-SFA20-180-M127 120 20 210 29 39.2 40 50 86 97 |
| BT40-SFA20-210-M97 120 127 20 210 29 40 42.3 50 56 |
| BT40-SFA20-210-M127 |
| BT40-SFA20-210-M157 120 157 210 45.5 20 26 29 40 50 |
| BT40-SFA20-240-M127 120 127 20 240 29 40 42.3 50 86 |
| BT40-SFA20-240-M157 120 157 240 45.5 20 29 40 50 56 |
| BT40-SFA20-270-M157 120 157 20 270 29 40 45.5 50 86 |
| BT40-SFA6-155-M42 10 17 18 180 215 25 33 39 53 6 67 |
| BT40-SFA6-180-M67 10 18 20.2 210 245 28 36 50 58 6 97 |
| BT40-SFA6-210-M97 10 127 18 23.3 240 275 28 36 50 58 6 |
| BT40-SFA6-240-M127 10 157 18 26..5 270 28 305 36 50 58 6 |
| BT40-SFA6-270-M157 13 155 17.4 190 24 30 32 42 46 56 8 |
| BT40-SFA8-155-M42 13 180 20 215 24 28 36 50 58 67 8 |
| BT40-SFA8-180-M67 13 210 23.2 24 245 28 36 50 58 8 97 |
| BT40-SFA8-210-M97 127 13 24 240 26.3 275 28 36 50 58 8 |
| BT40-SFA8-240-Ml 27 13 157 24 270 28 29.5 305 42 53 58 8 |
| BT40-SFA8-270-M157 10 155 16 190 20.4 28 30 36 42 50 58 |
| BT40-SFA10-155-M42 10 16 180 215 23 28 30 36 50 58 67 |
| BT40-SFA10-180-M67 10 16 210 245 26.2 28 30 36 50 58 97 |
| BT40-SFA10-210-M97 12 155 19 190 23.4 28 30 36 42 50 58 |
| BT40-SFA12-155-M42 12 180 19 215 26 28 30 36 50 58 67 |
| BT40-SFA12-180-M67 120 155 20 28 29 33.4 40 42 42 53 58 |
| BT40-SFA20-155-M42 |
| BT40-SFR 6-75-M22 130 14 18 18.4 26 32 42 6 95 |
| BT40-SFR 6-95-M42 105 14 140 16.3 18 22 36 56 6 |
| BT40-SFR 6-105-M22 120 14 155 18 21 26 32 6 67 |
| BT40-SFR 6-120-M67 125 14 160 18 18.4 32 42 56 6 |
| BT40-SFR 6-125-M42 14 150 18 185 21 32 56 6 67 |
| BT40-SFR 6-150-M67 110 18 20.3 22 24 26 32 75 8 |
| BT40-SFR 8-75-M22 130 18 22.4 24 26 36 42 8 95 |
| BT40-SFR 8-95-M42 105 140 18 20.3 22 24 36 56 8 |
| BT40-SFR 8-105-M22 120 155 18 24 25 26 36 67 8 |
| BT40-SFR 8-120-M67 125 160 18 22.4 24 36 42 56 8 |
| BT40-SFR 8-125-M42 150 18 185 24 25 36 56 67 8 |
| BT40-SFR 8-150-M67 10 110 22 22 24.3 26 30 32 75 |
| BT40-SFR 10-75-M22 10 130 22 26 26.4 30 32 42 95 |
| BT40-SFR 10-95-M42 10 105 140 22 22 24.3 30 32 56 |
| BT40-SFR 10-105-M22 10 120 155 22 26 29 30 36 67 |
| BT40-SFR 10-120-M67 10 125 160 22 26.4 30 36 42 56 |
| BT40-SFR 10-125-M42 10 150 185 22 29 30 38 56 67 |
| BT40-SFR 10-150-M67 |
Dimensions in mm. Beijing Shuangfengli (NBD Machinery) — factory-direct, short lead time.
FAQ
What is your minimum order quantity (MOQ)?
For standard models the MOQ is 1 piece, and single-piece sample orders are welcome. For customized products or large-volume orders, the MOQ is quoted per model and specification.
What is your lead time?
In-stock items are shipped within 3-7 days after payment. Made-to-order items take 15-60 days, depending on the model and quantity.
How do you ship the goods?
We ship by international express (DHL, FedEx, UPS, EMS) for small orders, and by sea for bulk orders. The shipping method is arranged according to customer requirements.
Do you support OEM / ODM?
Yes. We support both OEM and ODM, including private labeling and manufacturing strictly from customer drawings or samples.
What payment methods do you accept?
Our standard payment method is T/T (bank transfer).
What is the warranty period?
All our products come with a one-year warranty.
FAQ
Can I order a sample before a bulk order?
Yes. Single-piece sample orders are welcome for standard models; sample cost and freight are quoted per item. Customized items require a drawing or sample first.
Can you manufacture to our drawings or custom dimensions?
Yes. We manufacture strictly to customer drawings or samples, including custom bores, jaws, connections and private labeling (OEM/ODM). Send your drawing for a quotation.
Where can I find dimension drawings and specification tables?
Every product page carries its specification table (model list with dimensions) and a dimension drawing where available. Our catalogs are also available for download from the Electronic Sample Book page.
How do I choose between BT30, BT40 and BT50 tool holders?
BT30 suits smaller machines and light cuts; BT40 is the general-purpose choice for vertical and horizontal machining centres; BT50 is used for heavy cutting where taper rigidity matters. BBT (dual-contact) versions add face contact for higher rigidity at high spindle speeds.
What is the difference between KS pneumatic chucks and KT / KY power chucks?
KS is a solid (closed-centre) pneumatic chuck actuated by air; KT is a hollow power chuck with a through-hole for bar work; KY is a solid (closed-centre) power chuck. KYD adds a super-long jaw stroke for wide diameter ranges.
Which is better, an ER collet chuck or a hydraulic chuck?
ER collet chucks are economical and cover roughly 1-26 mm with a runout class around 0.01-0.015 mm. Hydraulic chucks (HDC) provide better damping and repeatability (about 0.005 mm class) and are preferred for finishing and high-surface-quality work.
Do you supply spare parts such as jaws, collets and nuts?
Yes. We supply soft jaws and hard jaws for power chucks, ER/5C/R8 collets, collet nuts, pull studs, tap collets, wrenches and other chuck accessories.
Do you provide after-sales support?
All products carry a one-year warranty. Technical support for selection, installation and replacement parts is available by email at emilyu@bjslfkj.cn.
How are the goods packed?
Goods are packed for export using wooden cases, cartons or pallets as appropriate for the item and the shipping method. Both LCL (consolidated) and FCL (full container) shipments are available.
What trade terms do you support?
We quote on EXW, FOB, CIF, DAP and other Incoterms 2020 terms. Tell us your preferred term and destination port when requesting a quotation.
Additional information
| Series | BT40-SFA |
|---|
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