Ball Screw

Home » Products » Precision Ball Screw » FFB Ball Screw
FFB Ball Screw

The FFB ball screw is a single nut ball screw in preloaded type and it comes in a variety of specifications. It is available in nominal diameters from 20 to 50mm and basic leads from 4 to 10mm. With small nut installation size, the ball screw can meet the requirements for small, medium leads, and low, medium speeds. Typical applications for this ball screw include various industrial equipment, precision instruments and precision CNC machine tools.






Technical Specifications of the FFB Ball Screw
Code and Spec. Nominal Dia. da Basic Lead PhD Outer Dia. of Ball Screw d1 Ball Dia. DW Bottom Dia. of Ball Screw d2 Number of Circles n Basic Rated Load Rigidity KC N/um
Dynamic Load Ca KN Static Load CDN KN
FFB2004L-2 20 4 19.3 2.381 17.3 2 5.2 10.2 356
FFB2004-2 20 4 19.1 3 16.9 2 5.2 10.2 356
FFB2005-2 20 5 19.5 3.5 16.9 2 6.4 12.2 364
FFB2504-2 25 4 24.1 3 21.9 2 5.9 13.5 445
FFB2505-2 25 5 24.5 3.5 21.9 2 7.3 15.7 446
FFB2506-2 25 6 23.9 3.969 20.9 2 7.9 15.9 432
FFB3204-2 32 4 31.1 3 28.9 2 6.8 18.6 447
FFB3205-2 32 5 3.1.5 3.5 28.9 2 8.2 21 560
FFB3206-2 32 6 30.9 3.969 27.9 2 9.2 21.4 569
FFB3210-2 32 10 31 5.953 26.5 2 14.5 29.2 537
FFB4005-2 40 5 39.5 3.5 36.9 2 9.2 27 695
FFB4006-2 40 6 38.9 3.969 35.9 2 10.6 29.2 690
FFB4008-2 40 8 38.6 5 34.9 2 14 34 705
FFB4010-2 40 10 39.5 7.144 34.3 2 21.1 44.2 660
FFB5005-2 50 5 49 3.5 46.5 2 10 34 822
FFB5006-2 50 6 48.9 3.969 45.9 2 12 38.1 830
FFB5008-2 50 8 48.6 5 44.9 2 15.8 44.6 861
FFB5010-2 50 10 49.5 7.144 44.3 2 25.3 62.1 864
D1 D2 L2 D3 B D4 D5 D6 h D7 M D5 L1 Code and spec.
36 36 10 62 11 48 5.8 10 6 40 M6 25 49 FFB2004L-2
36 36 10 62 11 48 5.8 10 6 40 M6 25 49 FFB2004-2
36 36 10 62 11 48 5.8 10 6 42 M6 25 55 FFB2005-2
40 40 10 66 11 53 5.8 10 6 46 M6 30 49 FFB2504-2
40 40 10 66 11 53 5.8 10 6 46 M6 30 55 FFB2505-2
40 40 10 66 11 53 5.8 10 6 46 M6 30 65 FFB2506-2
50 50 10 76 11 63 5.8 10 6 56 M6 38 47 FFB3204-2
50 50 10 82 13 67 7 12 7 62 M6 38 57 FFB3205-2
50 50 10 82 13 67 7 12 7 62 M6 38 65 FFB3206-2
53 53 15 90 15 71 9 15 9 70 M6 44 96 FFB3210-2
60 60 10 94 15 75 9 15 9 75 M6 48 48 FFB4005-2
60 60 10 94 15 75 9 15 9 75 M6 48 68 FFB4006-2
63 63 15 108 18 85 11 18 11 85 M6 50 84 FFB4008-2
63 63 20 108 18 85 11 18 11 80 M8*1 50 101 FFB4010-2
71 71 15 110 15 90 9 15 9 84 M8*1 60 58 FFB5005-2
71 71 15 110 15 90 9 15 9 84 M8*1 60 68 FFB5006-2
75 75 15 118 18 95 11 18 11 90 M8*1 60 87 FFB5008-2
75 75 15 118 18 95 11 18 11 90 90 M8*1 62 102

NOTE
1. KC is the theoretical calculation value when preload Fp is 0.1Ca and axial load F is 0.3Ca.
2. When axial load F is not equal to 0.3Ca.
KC=K(F/0.3Ca)1/3
In formula, K is rigidity value shown in Table.
3. The normal working environment temperature for FFB type ball screw is ±60℃.

As a specialized ball screw manufacturer based in China, we provide not only precision ball screw, but also linear motion bushing, linear motion spline, CNC worktable, linear guide, and much more.

Feedback Form
Other Products
  • FFZD Ball Screw The FFZD ball screw is a ball screw equipped with preloaded double flange nut. It is available in nominal diameters from 12 to 40mm with leads down to 1mm. With small nut installation dimensions, the ball screw is suitable for use in situations requiring small, medium leads, and low, medium speeds. The FFZD ball screw provides high positioning accuracy for equipment, precision instruments ...
  • FFZL Ball Screw The FFZL ball screw is a double nut ball screw made through a relatively simple manufacturing process. Because of its small nut installation dimensions, the ball screw is designed for use in situations requiring small, medium leads, and low, medium speeds. Applications include various industrial equipment, precision instruments, precision CNC machine tools, and more.