

DFU bearing screw is a high-precision ball screw commonly used in CNC machine tools and automation equipment. It adopts a double flange design, which helps to improve the stability and load capacity of the structure. DFU screw can achieve smooth and precise transmission and is suitable for industrial applications that require high precision and high load. Due to its high precision and high load capacity, it is very common in the field of precision machinery and industrial automation.



BALL SCREW SPECIFICATIONS | ||||||||||||||||
Model No. | 1 | Da | Dimension | Load Rating | Rigidity | Weight | ||||||||||
D | A | B | L | W | H | X | Q | n | Ca(kgf) | Coa(kgf) | Kgf/μm | Kg | ||||
DFU1604-4 | 16 | 4 | 2.381 | 28 | 48 | 10 | 80 | 38 | 40 | 5.5 | M6 | 1x4 | 973 | 2406 | 43 | 0.308 |
DFU1605-4 | 5 | 3.175 | 28 | 48 | 10 | 100 | 38 | 40 | 5.5 | M6 | 1x4 | 1380 | 3052 | 44 | 0.27 | |
DFU1610-3 | 10 | 3.175 | 28 | 48 | 10 | 118 | 38 | 40 | 5.5 | M6 | 1x3 | 1103 | 2401 | 35 | 0.33 | |
DFU2004-4 | 20 | 4 | 2.381 | 36 | 58 | 10 | 80 | 47 | 44 | 6.6 | M6 | 1x4 | 1066 | 2987 | 51 | 0.48 |
DFU2005-4 | 5 | 3.175 | 36 | 58 | 10 | 101 | 47 | 44 | 6.6 | M6 | 1x4 | 1551 | 3875 | 53 | 0.512 | |
DFU2504-4 | 25 | 4 | 2.381 | 40 | 62 | 10 | 80 | 51 | 48 | 6.6 | M6 | 1x4 | 1180 | 3795 | 60 | 0.548 |
DFU2505-4 | 5 | 3.175 | 40 | 62 | 10 | 101 | 51 | 48 | 6.6 | M6 | 1x4 | 1724 | 4904 | 62 | 0.532 | |
DFU2510-4 | 10 | 4.762 | 40 | 62 | 12 | 145 | 51 | 48 | 6.6 | M6 | 1×4 | 2954 | 7295 | 67 | 0.808 | |
DFU3204-4 | 32 | 4 | 2.381 | 50 | 80 | 12 | 80 | 65 | 62 | 9 | M6 | 1x4 | 1296 | 4838 | 71 | 0.956 |
DFU3205-4 | 5 | 3.175 | 50 | 80 | 12 | 102 | 65 | 62 | 9 | M6 | 1x4 | 1922 | 6343 | 74 | 0.946 | |
DFU3210-4 | 10 | 6.35 | 50 | 80 | 12 | 162 | 65 | 62 | 9 | M6 | 1x4 | 4805 | 12208 | 82 | 1.278 | |
DFU4005-4 | 40 | 5 | 3.175 | 63 | 93 | 14 | 105 | 78 | 70 | 9 | M8 | 1x4 | 2110 | 7988 | 87 | 1.486 |
DFU4010-4 | 10 | 6.35 | 63 | 93 | 14 | 165 | 78 | 70 | 9 | M8 | 1x4 | 5399 | 15500 | 99 | 2.18 | |
DFU5010-4 | 50 | 10 | 6.35 | 75 | 110 | 16 | 148 | 93 | 85 | 11 | M8 | 1x4 | 6004 | 19614 | 117 | 3.052 |
DFU5020-4 | 20 | 7.144 | 75 | 110 | 16 | 280 | 93 | 85 | 11 | M8 | 1x4 | 7142 | 22588 | 126 | 4.200 | |
DFU6310- | 63 | 10 | 6.35 | 90 | 125 | 18 | 182 | 108 | 95 | 11 | M8 | 1x4 | 6719 | 25358 | 139 | 4.175 |
DFU6320-4 | 20 | 9.525 | 95 | 135 | 20 | 290 | 115 | 100 | 13.5 | M8 | 1x4 | 11444 | 36653 | 152 | 8.362 | |
DFU8010-4 | 80 | 10 | 6.35 | 105 | 145 | 20 | 182 | 125 | 110 | 13.5 | M8 | 1x4 | 7346 | 31953 | 156 | 4.806 |
DFU8020-4 | 20 | 9.525 | 125 | 165 | 25 | 295 | 145 | 130 | 13.5 | M8 | 1x4 | 12911 | 47747 | 187 | 16.66 | |
DFU10020-4 | 100 | 20 | 9.525 | 150 | 202 | 30 | 340 | 170 | 155 | 17.5 | M8 | 1x4 | 14303 | 60698 | 222 | 26.4 |
We support customized Ball Screws for various purposes and specifications |

Designed for high precision applications in CNC machining, the SFU 3232 ball screw assembly ensures accurate and reliable results.
Available in lengths ranging from 100-6000 mm, this product can be customized to meet the specific needs of various CNC machining components to meet different user requirements (e.g., customer John requires a length of 2000 mm).


The GCR15 material and rolled thread manufacturing process ensure long service life, minimizing the need for frequent replacements and reducing overall maintenance costs.
This product offers the flexibility of single or double nut options to meet different user preferences (e.g., user Emily prefers a single nut).


CNCD offers OEM customization services, enabling users to create custom ball screw assemblies that meet their unique specifications and requirements.



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Q5: Can you produce products according to our requirements?
A: We have OEM experience. Many of our parts factories provide products.