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A nut-rotating ball screw that has an integrated structure consisting of a ball screw nut and a support bearing. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN BLR 1616-3.6 16 16 16.65 52 0 –0.007 68 43.5 7.1 14.3 BLR 2020-3.6 20 20 20.75 62 0 –0.007 78 54 11.1 24.7 BLR 2525-3.6 25 25 26 72 0 –0.007 92 65 16.6 38.7 BLR 3232-3.6 32 32 33.25 80 0 –0.007 105 80 23.7 59.5 BLR 3636-3.6 36 36 37.4 100 0 –0.008 130 93 30.8 78 BLR 4040-3.6 40 40 41.75 110 0 –0.008 140 98 38.7 99.2 BLR 5050-3.6 50 50 52.2 120 0 –0.008 156 126 57.8 155
With this Ball Screw, the lead length is 1.5 to 3 times greater than the shaft diameter. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN WGF 0812-3 8 12 8.4 18 31 27 2.2 3.9 WGF 1015-3 10 15 10.5 23 40 33 3.3 6.2 WGF 1320-3 13 20 13.5 28 45 43 4.7 9.6 WGF 1520-1.5 15 20 15.75 32 53 45 4.4 7.9 WGF 1520-3 15 20 15.75 32 53 45 8.1 15.8 WGF 1530-1 15 30 15.75 32 53 33 3.5 5.4 WGF 1530-3 15 30 15.75 32 53 63 8.1 14.6 WGF 1540-1.5 15 40 15.75 32 53 42 3.9 7.4 WGF 2040-1 20 40 20.75 37 57 41 4.3 8 WGF 2040-3 20 40 20.75 37 57 81 9.5 20.2 WGF 2060-1.5 20 60 20.75 37 57 60 4.5 11 WGF 2550-1 25 50 26 45 69 52 6.4 12.5 WGF 2550-3 25 50 26 45 69 102 14.3 31.7 WGF 3060-1 30 60 31.25 55 89 62 8.9 18 WGF 3060-3 30 60 31.25 55 89 122 19.9 45.7 WGF 3090-1.5 30 90 31.25 55 89 92 9.7 25.8 WGF 4080-1 40 80 41.75 73 114 79 15 32.1 WGF 4080-3 40 80 41.75 73 114 159 33.4 81.4 WGF 50100-1 50 100 52.2 90 135 98 22.4 50.1 WGF 50100-3 50 100 52.2 90 135 198 49.9 127.2
With this Ball Screw, the shaft diameter is the same as the lead dimension. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN BLK 1510-5.6 15 10 15.75 34 57 44 14.3 27.8 BLK 1616-2.8 16 16 16.65 32 53 54 5.2 9.9 BLK 1616-3.6 16 16 16.65 32 53 38 7.1 14.3 BLK 2020-2.8 20 20 20.75 39 62 65 8.1 17.2 BLK 2020-3.6 20 20 20.75 39 62 45 11.1 24.7 BLK 2525-2.8 25 25 26 47 74 80 12.2 26.9 BLK 2525-3.6 25 25 26 47 74 55 16.6 38.7 BLK 3232-2.8 32 32 33.25 58 92 102 17.3 41.4 BLK 3232-3.6 32 32 33.25 58 92 70 23.7 59.5 BLK 3620-5.6 36 20 37.75 70 110 78 54.9 134.3 BLK 3624-5.6 36 24 38 75 115 94 63.8 151.9 BLK 3636-2.8 36 36 37.4 66 106 113 22.4 54.1 BLK 3636-3.6 36 36 37.4 66 106 77 30.8 78 BLK 4040-2.8 40 40 41.75 73 114 125 28.2 68.9 BLK 4040-3.6 40 40 41.75 73 114 85 38.7 99.2 BLK 5050-2.8 50 50 52.2 90 135 156 42.2 107.8 BLK 5050-3.6 50 50 52.2 90 135 106 57.8 155
This Ball Screw for high-speed feed achieves a DN value of 120,000 by using a new circulation structure. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN WHF 1530-3.4 15 30 15.75 32 53 64.5 8 14.4 — WHF 1540-3.4 15 40 15.75 34 57 81.6 7.7 16.3 WHF 2020-3.4 20 20 20.75 42 64 47.1 9.6 21 WHF 2025-3.4 20 25 20.75 39 62 56.2 9.8 22.3 WHF 2030-3.4 20 30 20.75 39 62 65.3 9.9 23.5 WHF 2040-3.4 20 40 20.75 37 57 82.7 9.6 20.3 WHF 2525-3.4 25 25 26 50 77 58.8 14.5 33.1 WHF 2550-3.4 25 50 26 45 69 103.3 14.4 31.9
A miniature type with a screw shaft diameter of φ4 to φ14 mm and a lead of 1 to 5mm. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN MDK 0401-3 4 1 4.15 9 19 13 0.29 0.42 MDK 0601-3 6 1 6.2 11 23 14.5 0.54 0.94 MDK 0801-3 8 1 8.2 13 26 15 0.64 1.4 MDK 0802-3 8 2 8.3 15 28 22 1.4 2.3 MDK 1002-3 10 2 10.3 17 34 22 1.5 2.9 MDK 1202-3 12 2 12.3 19 36 22 1.7 3.6 MDK 1402-3 14 2 14.3 21 40 23 1.8 4.3 MDK 1404-3 14 4 14.65 26 45 33 4.2 7.6 MDK 1405-3 14 5 14.75 26 45 42 7 11.6
The most compact Ball Screw with the outer diameter of its ball screw nut being 70 to 80% of that of the return-pipe type. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN DK 1404-4 14 4 14.5 26 45 48 5.4 10.2 DK 1404-6 14 4 14.5 26 45 60 7.7 15.4 DK 1605-3 16 5 16.75 30 49 45 7.4 13 DK 1605-4 16 5 16.75 30 49 50 9.5 17.4 DK 2004-3 20 4 20.5 32 56 42 5.2 11.6 DK 2004-4 20 4 20.5 32 56 46 6.6 15.5 DK 2005-3 20 5 20.75 34 58 46 8.5 17.3 DK 2005-4 20 5 20.75 34 58 51 11 23.1 DK 2006-3 20 6 21 35 58 52 11.4 21.5 DK 2006-4 20 6 21 35 58 59 14.6 28.6 DK 2008-4 20 8 21 35 58 69 14.6 28.8 DK 2504-3 25 4 25.5 38 63 43 5.7 15 DK 2504-4 25 4 25.5 38 63 47 7.4 19.9 DK 2505-3 25 5 25.75 40 63 46 9.7 22.6 DK 2505-4 25 5 25.75 40 63 51 12.4 30.3 DK 2506-3 25 6 26 40 63 52 12.8 27 DK 2506-4 25 6 26 40 63 60 16.8 37.4 DK 2508-3 25 8 26 40 63 62 13.1 28.1 DK 2508-4 25 8 26 40 63 71 16.8 37.5 DK 2510-3 25 10 26 40 63 80 12.7 27
Since mounting screw holes are drilled on the square ball screw nut, this model can compactly be mounted on the machine without a housing. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN BNT 1404-3.6 14 4 14.4 — — 35 6.8 12.6 BNT 1405-2.6 14 5 14.5 — — 35 7.2 12.6 BNT 1605-2.6 16 5 16.75 — — 36 7.8 14.7 BNT 1808-3.6 18 8 19.3 — — 56 18.2 34.4 BNT 2005-2.6 20 5 20.5 — — 35 8.7 18.3 BNT 2010-2.6 20 10 21.25 — — 58 14.7 27.8 BNT 2505-2.6 25 5 25.5 — — 35 9.6 23 BNT 2510-5.3 25 10 26.8 — — 94 43.4 92.8 BNT 2806-2.6 28 6 28.5 — — 42 10.1 25.8 BNT 2806-5.3 28 6 28.5 — — 67 18.3 51.6 BNT 3210-2.6 32 10 33.75 — — 64 27.3 59.5 BNT 3210-5.3 32 10 33.75 — — 94 49.6 118.9 BNT 3610-2.6 36 10 37 — — 64 28.7 65.6 BNT 3610-5.3 36 10 37 — — 96 52.1 131.2 BNT 4512-5.3 45 12 46.5 — — 115 68.1 186.7
The simplest type with a single ball screw nut. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN BNF 1604-3 16 4 16.5 36 59 45 5.1 10.5 BNF 1605-2.5 16 5 16.75 40 60 41 7.4 13.9 BNF 1605-3 16 5 16.75 40 60 51 8.7 16.8 BNF 1605-5 16 5 16.75 40 60 56 13.5 27.8 BNF 1606-2.5 16 6 16.8 40 60 44 7.5 14 BNF 1606-5 16 6 16.8 40 60 62 13.5 28 BNF 1610-1.5 16 10 16.8 40 63 42 4.8 8.5 BNF 1810-2.5 18 10 18.8 42 65 69 7.8 15.9 BNF 1810-3 18 10 18.8 42 65 75 9.2 19.1 BNF 2004-2.5 20 4 20.5 40 63 37 4.8 10.9 BNF 2004-5 20 4 20.5 40 63 49 8.6 21.8 BNF 2005-2.5 20 5 20.75 44 67 41 8.3 17.4 BNF 2005-3 20 5 20.75 44 67 52 9.7 21 BNF 2005-3.5 20 5 20.75 44 67 45 11.1 24.5 BNF 2005-5 20 5 20.75 44 67 56 15.1 35 BNF 2006-2.5 20 6 20.75 48 71 44 8.3 17.5 BNF 2006-3 20 6 20.75 48 71 56 9.7 21 BNF 2006-3.5 20 6 20.75 48 71 50 11.1 24.5 BNF 2006-5 20 6 20.75 48 71 62 15.1 35 BNF 2008-2.5 20 8 21 46 74 60 11.1 21.9
Since a preload is provided through a spacer between two large lead nuts, this Ball Screw model is capable of high-speed feed without backlash. Model No. Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Overall length L1 Basic load rating Detail specifications CAD Dimensional drawing Dynamic rating Ca Static rating C0a 2D (DXF) 3D mm mm mm mm mm mm kN kN BLW 1510-5.6 15 10 15.75 43 64 89 14.3 27.8 BLW 1616-3.6 16 16 16.65 41 60 84.5 7.1 14.3 BLW 2020-3.6 20 20 20.75 48 69 105 11.1 24.7 BLW 2525-3.6 25 25 26 57 82 124.5 16.6 38.7 BLW 3232-3.6 32 32 33.25 68 99 155 23.7 59.5 BLW 3636-3.6 36 36 37.4 79 116 181 30.8 78 BLW 4040-3.6 40 40 41.75 84 121 191 38.7 99.2 BLW 5050-3.6 50 50 52.2 106 149 245 57.8 155