Product Details
| Product Name: | Length: | Model Number: |
| Ball Screw | Customer Requirements | OFSW |
| Material: | Applicable Industries: | Processing Method: |
| Carbon Steel | Building Material Shops,Manufacturing Plant,Machinery Repair Shops,Printing Shops,Construction Works | CNC Machining,CNC Turning,Drilling,etc |
| Core Components: | Feature; | Accuracy: |
| Bearing,Nut,Shaft,Balls | Fine Feed High Rigidity | C3/C5/C7/C10 |
Product Description
OFSW Custom Length Ball Screw Grinding Milled Thread Ball Screw With Nut
Customize Ballscrew OFSW
series Ball screw
OFSW series features high smoothness, high rigidity, high durability and strong dust-proof, with internal circulation
design, making OFSW series applicable to small operating environment.

| Model | Size | Ball Dia |
PCD | RD | Circuits | Stiffness kgf/μm K |
Dynamic Load x10*revs c [kq |
Static Load Co(kgf |
Nut | Flange | Bolt | Fit | ||||||
| Nominal Dia. |
Lead | D | L | F | T | BCD-E | X | Y | Z | S | ||||||||
| 16-5B1 | 16 | 5 | 3.175 | 16.6 13.324 | 2.5×1 | 32 | 763 | 1400 | 40 | 58 | 64 | 12 | 51 | 5.5 | 9.5 | 5.5 | 24 | |
| 16-5A1 | 16.6 | 13.324 | 1.5×1 | 20 | 482 | 820 | 40 | 50 | 64 | 12 | 51 | 5.5 | 9.5 | 5.5 | 24 | |||
| 20-5B1 | 20 | 20.6 | 17.324 | 2.5×1 | 38 | 837 | 1733 | 44 | 60 | 68 | 12 | 55 | 5.5 | 9.5 | 5.5 | 24 | ||
| 20-5A2 | 20.6 | 17.324 | 1.5×2 | 46 | 979 | 2079 | 44 | 70 | 68 | 12 | 55 | 5.5 | 9.5 | 5.5 | 24 | |||
| 20-6B1 | 6 | 3.969 | 20.8 | 16.744 | 2.5×1 | 40 | 1139 | 2187 | 48 | 69 | 72 | 12 | 59 | 5.5 | 9.5 | 5.5 | 24 | |
| 25-4B1 | 25 | 4 | 2.381 | 25.25 25.25 |
22.792 | 2.5×1 | 38 | 544 | 1376 | 46 | 48 | 69 | 12 | 57 | 5.5 | 9.5 | 5.5 | 12 |
| 25-4B2 | 22.792 | 2.5×2 | 74 | 988 | 2752 | 46 | 72 | 69 | 12 | 57 | 5.5 | 9.5 | 5.5 | 12 | ||||
| 25-5B1 | 5 | 3.175 | 25.6 | 22.324 | 2.5×1 | 46 | 939 | 2209 | 50 | 60 | 74 | 12 | 62 | 5.5 | 9.5 | 5.5 | 24 | |
| 25-5A2 | 25.6 | 22.324 | 1.5×2 | 48 | 1078 | 2594 | 50 | 70 | 74 | 12 | 62 | 5.5 | 9.5 | 5.5 | 24 | |||
| 25-5C1 | 25.6 | 22.324 | 3.5×1 | 68 | 1252 | 3085 | 50 | 72 | 74 | 12 | 62 | 5.5 | 9.5 | 5.5 | 24 | |||
| 25-6A2 | 6 | 3.969 | 25.8 | 21.744 | 1.5×2 | 56 | 1462 | 3249 | 56 | 82 | 82 | 12 | 69 | 6.6 | 11 | 6.5 | 24 | |
| 25-6C1 25-10A1 |
25.8 | 21.744 | 3.5×1 | 66 | 1690 | 3844 | 56 | 81 | 82 | 12 | 69 | 6.6 | 11 | 6.5 | 24 | |||
| 10 | 4.763 | 26 | 21.132 | 1.5×1 | 29 | 1019 | 1927 | 60 | 81 | 86 | 16 | 73 | 6.6 | 11 | 6.5 | 24 | ||
| 28-5B1 | 28 | 5 | 3.175 | 28.6 | 25.324 | 2.5×1 | 51 | 984 | 2466 | 55 | 60 | 85 | 12 | 69 | 6.6 | 11 | 6.5 | 24 |
| 28-5B2 28-6A2 |
28.6 28.6 |
25.324 | 2.5×2 | 98 | 1785 | 4932 | 55 | 96 | 85 | 12 | 69 | 6.6 | 11 | 6.5 | 24 | |||
| 6 | 25.324 | 1.5×2 | 59 | 1150 | 2960 | 55 | 80 | 85 | 12 | 69 | 6.6 | 11 | 6.5 | 24 | ||||
| 32-5B1 | 32 | 5 | 32.6 | 29.324 | 2.5×1 | 55 | 1039 | 2833 | 58 | 62 | 84 | 12 | 71 | 6.6 | 11 | 6.5 | 24 | |
| 32-5A2 32-5C1 |
32.6 32.6 |
29.324 | 1.5×2 | 65 | 1216 | 3400 | 58 | 70 | 84 | 12 | 71 | 6.6 | 11 | 6.5 | 24 | |||
| 29.324 | 3.5×1 | 76 | 1388 | 3967 | 58 | 72 | 84 | 12 | 71 | 6.6 | 11 | 6.5 | 24 | |||||
| 32-6B1 | 6 | 3.969 | 32.8 | 28.744 | 2.5×1 | 57 | 409 | 3510 | 62 | 70 | 88 | 12 | 75 | 6.6 | 11 | 6.5 | 24 | |
| 32-6A2 | 32.8 | 28.744 | 1.5×2 | 67 | 633 | 4168 | 62 | 81 | 88 | 12 | 75 | 6.6 | 11 | 6.5 | 24 | |||
| 32-6C1 | 32.8 | 28.744 | 3.5×1 | 78 | 1888 | 4936 | 62 | 83 | 88 | 12 | 75 | 6.6 | 11 | 6.5 | 24 | |||
| 32-8B1 | 8 | 4.763 | 33 | 28.132 | 2.5×1 | 58 | 1810 | 4227 | 66 | 92 | 100 | 16 | 82 | 9 | 14 | 8.5 | 30 | |
| 32-8A2 32-8C1 |
33 | 28.132 | 1.5×2 | 69 | 2094 | 5009 | 66 | 106 | 100 | 16 | 82 | 9 | 14 | 8.5 | 30 | |||
| 33 | 28.132 | 3.5×1 | 82 | 2428 | 5948 | 66 | 108 | 100 | 16 | 82 | 9 | 14 | 8.5 | 30 | ||||
| 32-108 | 10 | 6.350 | 33.4 | 26.91 | 2.5×1 | 58 | 2651 | 5600 | 74 | 110 | 108 | 16 | 90 | 9 | 14 | 8.5 | 30 | |
| 32-10A1 | 33.4 | 26.91 | 1.5×1 | 36 | 1673 | 3278 | 74 | 90 | 108 | 16 | 90 | 9 | 14 | 8.5 | 30 | |||
| 32-12A1 | 12 | 33.4 | 26.91 | 1.5×1 | 37 | 1672 | 3278 | 74 | 97 | 108 | 18 | 90 | 9 | 14 | 8.5 | 15 | ||
| 32-12B1 | 33.4 | 26.91 | 2.5×1 | 61 | 2650 | 5599 | 74 | 117 | 108 | 18 | 90 | 9 | 14 | 8.5 | 15 | |||
| Model | Size | Ball Dia |
PCD | RD | Circuits | Stiffness kgf/μm K |
Dynamic Load x 10*revs C(kgf) |
Static Load Co(kgi) |
Nut | Flange | Bolt | Fit | ||||||
| Nomina Dia |
Lead | D | L | F | T | BCD-E | X | Y | Z | S | ||||||||
| 36-6B1 | 36 | 6 | 3.175 | 36.6 | 33.324 | 2.5×1 | 62 | 1486 | 3969 | 65 | 68 | 100 | 12 | 82 | 6.6 | 11 | 6.5 | 24 |
| 36-6B2 | 36.6 | 33.324 | 2.5×2 | 121 | 2696 | 7937 | 65 | 103 | 100 | 12 | 82 | 6.6 | 11 | 6.5 | 24 | |||
| 36-10A1 | 10 | 6.350 | 37.4 | 30.91 | 1.5×1 | 40 | 1779 | 3718 | 75 | 90 | 120 | 18 | 98 | 11 | 17.5 | 11 | 30 | |
| 36-16B1 | 16 | 37.4 | 30.91 | 2.5×1 | 67 | 2812 | 6334 | 74 | 136 | 114 | 18 | 90 | 9 | 14 | 8.5 | 15 | ||
| 40-5B1 | 40 | 5 | 3.175 | 40.6 | 37.324 | 2.5×1 | 65 | 1141 | 3567 | 68 | 65 | 102 | 16 | 84 | 9 | 14 | 8.5 | 30 |
| 40-5B2 | 40.6 | 37.324 | 2.5×2 | 132 | 2071 | 7134 | 68 | 95 | 102 | 16 | 84 | 9 | 14 | 8.5 | 30 | |||
| 40-6B2 | 6 | 3.969 | 40.8 | 36.744 | 2.5×2 | 136 | 2817 | 8855 | 70 | 109 | 104 | 16 | 86 | 9 | 14 | 8.5 | 30 | |
| 40-8B1 | 8 | 4.763 | 41 | 36.132 | 2.5×1 | 69 | 2003 | 5302 | 74 | 90 | 108 | 16 | 90 | 9 | 14 | 8.5 | 30 | |
| 40-8C1 | 41 | 36.132 | 3.5×1 | 96 | 2679 | 7438 | 74 | 108 | 108 | 16 | 90 | 9 | 14 | 8.5 | 30 | |||
| 40-10B1 | 10 | 6.350 | 41.4 | 34.91 | 2.5×1 | 72 | 2959 | 7069 | 84 | 110 | 125 | 18 | 104 | 11 | 17.5 | 11 | ||
| 40-10C1 | 41.4 | 34.91 | 3.5×1 | 102 | 3932 | 9841 | 84 | 132 | 125 | 18 | 104 | 11 | 17.5 | 11 | 30 | |||
| 40-12B1 | 12 | 7.144 | 41.6 | 34.299 | 2.5×1 | 72 | 3425 | 7837 | 86 | 117 | 128 | 18 | 106 | 11 | 17.5 | 11 | 40 | |
| 40-16A1 | 16 | 41.6 34.299 | 1.5×1 | 46 | 2208 | 4703 | 86 | 117 | 128 | 18 | 106 | 11 | 17.5 | 11 | 40 | |||
| 45-10B1 | 45 | 10 | 6.350 | 46.4 | 39.91 | 2.5×1 | 76 | 3111 | 7953 | 88 | 110 | 132 | 18 | 10 | 11 | 17.5 | 11 | 30 |
| 45-12B1 | 12 | 7.938 | 46.8 | 38.688 | 2.5×1 | 81 | 4202 | 9900 | 96 | 132 | 142 | 22 | 117 | 13 | 20 | 13 | 40 | |
| 50-5A2 | 50 | 5 | 3.175 | 50.6 | 47.324 | 1.5×2 | 96 | 1447 | 5382 | 80 | 74 | 114 | 16 | 96 | 9 | 14 | 8.5 | 30 |
| 50-5A3 | 50.6 | 47.324 | 1.5×3 | 143 | 2051 | 8072 | 80 | 103 | 114 | 16 | 96 | 9 | 14 | 8.5 | 30 | |||
| 50-6B2 | 6 | 3.969 | 50.8 | 46.744 | 2.5×2 | 161 | 3093 | 11149 | 84 | 110 | 118 | 16 | 100 | 9 | 14 | 8.5 | 30 | |
| 50-8B1 | 8 | 4.763 | 51 | 46.132 | 2.5×1 | 81 | 2206 | 6705 | 87 | 92 | 128 | 18 | 107 | 11 | 17.5 | 11 | 30 | |
| 50-8B2 | 51 | 46.132 | 2.5×2 | 165 | 4004 | 13409 | 87 | 140 | 128 | 18 | 107 | 11 | 17.5 | 11 | 30 | |||
| 50-10B2 50-10C1 |
10 | 6.350 | 51.4 | 44.91 | 2.5×2 | 173 | 5923 | 17670 | 94 | 170 | 135 | 18 | 114 | 11 | 17.5 | 11 | 30 | |
| 51.4 | 44.91 | 3.5×1 | 120 | 4393 | 12481 | 94 | 130 | 135 | 18 | 14 | 11 | 17.5 | 11 | 30 | ||||
| 50-12B1 | 12 | 7.938 | 51.8 | 43.688 | 2.5×1 | 123 | 4420 | 11047 | 102 | 132 | 150 | 22 | 125 | 13 | 20 | 13 | 40 | |
| 55-10C1 55-12B1 |
55 | 10 | 6.350 | 56.4 | 49.91 | 3.5×1 | 132 | 4562 | 1366 | 100 | 130 | 140 | 18 | 118 | 11 | 17.5 | 11 | 40 |
| 12 | 7.938 | 56.8 | 48.688 | 2.5×1 | 128 | 467 | 12195 | 105 | 132 | 154 | 22 | 127 | 13 | 20 | 13 | 40 | ||
| 63-8A2 | 63 | 8 | 4.763 | 64 | 59.132 | 1.5×2 | 107 | 2826 | 10129 | 104 | 108 | 146 | 18 | 124 | 11 | 17.5 | 11 | 40 |
| 63-10B2 | 10 | 6.350 | 64.4 | 57.91 | 2.5×2 | 206 | 6533 | 22371 | 110 | 172 | 152 | 20 | 130 | 11 | 17.5 | 11 | 40 | |
| 63-12B1 | 12 | 7.938 | 64.8 | 56.688 | 2.5×1 | 107 | 4927 | 14031 | 118 | 135 | 166 | 22 | 141 | 13 | 20 | 13 | 40 | |
| 63-16B1 | 16 | 9.525 | 65.2 | 55.466 | 2.5×1 | 140 | 8189 | 23005 | 124 | 158 | 172 | 22 | 147 | 13 | 20 | 13 | 40 | |
| 63-20A1 | 20 | 65.2 | 55.466 | 1.5×1 | 84 | 5306 | 13890 | 124 | 147 | 172 | 22 | 147 | 13 | 20 | 13 | 40 | ||
| 70-10B1 | 70 | 10 | 6.350 | 71.4 | 64.91 | 2.5×1 | 114 | 3770 | 12506 | 124 | 112 | 170 | 20 | 145 | 13 | 20 | 13 | 40 |
| 70-12B1 | 12 | 7.938 | 71.8 | 63.688 | 2.5×1 | 118 | 5169 | 15638 | 130 | 132 | 178 | 22 | 152 | 13 | 20 | 13 | 40 | |
| Model | Nominal Dia. |
Lead | Circuits | Nut Type |
Dynamic Load 1×10 revs C(kgf |
Static Load Co(kgf) |
Ball Dia |
Start type |
D | L | F | T | BCD-E | X | Y | Z | S |
| 36-20C1 | 36 | 20 | 3.5×1 | OFSW | 4478 | 10201 | 6.35 | 2 | 94 | 121 | 136 | 18 | 114 | 11 | 17.5 | 11 | 30 |
| 40-20C1 | 40 | 20 | 3.5×1 | OFSW | 4810 | 11367 | 6.35 | 2 | 96 | 121 | 138 | 18 | 116 | 11 | 17.5 | 11 | 30 |
| 40-20B2 | 20 | 2.5×2 | OFSW | 6537 | 16238 | 6.35 | 2 | 96 | 161 | 138 | 18 | 116 | 11 | 17.5 | 11 | 30 | |
| 65-200 | 45 | 20 | 3.5×1 | OFSW | 4845 | 12823 | 6.35 | 2 | 98 | 122 | 140 | 18 | 118 | 11 | 17.5 | 11 | 30 |
| 45-20B2 | 20 | 2.5×2 | OFSW | 6585 | 18318 | 6.35 | 2 | 98 | 162 | 140 | 18 | 118 | 11 | 17.5 | 11 | 30 | |
| 45-25C1 | 25 | 3.5×1 | OFSW | 5501 | 19186 | 7.144 | 2 | 101 | 141 | 143 | 18 | 121 | 11 | 17.5 | 11 | 30 | |
| 50-20C1 | 50 | 20 | 3.5×1 | OFSW | 5027 | 14278 | 6.35 | 2 | 101 | 122 | 143 | 18 | 121 | 11 | 17.5 | 11 | 40 |
| 50-20B2 | 20 | 2.5×2 | OFSW | 6831 | 20397 | 6.35 | 2 | 101 | 162 | 143 | 18 | 121 | 11 | 17.5 | 11 | 40 | |
| 50-25C1 | 25 | 3.5×1 | OFSW | 5782 | 16033 | 7.144 | 2 | 103 | 141 | 145 | 18 | 123 | 11 | 17.5 | 11 | 40 | |
| 50-30C1 | 30 | 3.5×1 | OFSW | 5782 | 16033 | 7.144 | 2 | 103 | 160 | 145 | 18 | 123 | 11 | 17.5 | 11 | 40 | |
| 55-20C1 | 55 | 20 | 3.5×1 | OFSW | 5158 | 15733 | 6.35 | 2 | 103 | 122 | 145 | 18 | 23 | 11 | 17.5 | 11 | 40 |
| 55-20B2 55-25C1 |
20 | 2.5×2 | OFSW | 7009 | 22476 | 6.35 | 2 | 103 | 162 | 145 | 18 | 123 | 11 | 17.5 | 11 | 40 | |
| 25 | 3.5×1 | OFSW | 6181 | 17670 | 7.144 | 2 | 105 | 141 | 147 | 18 | 125 | 11 | 17.5 | 11 | 40 | ||
| 55-30C1 | 30 | 3.5×1 | OFSW | 6181 | 17670 | 7.144 | 2 | 105 | 160 | 147 | 18 | 125 | 11 | 17.5 | 11 | 40 |
Feature of Ball Screw-Internal Return Series
1. Internal return design saves more space.
2. High accuracy guaranteed.
3. Fine feed, can be controlled within 0.1μm.
4. No backlash, High rigidity.
Tags:
OFSW TYPE Milling Lead Screw,
Milling Lead Screw For Industry Machinery,
Power Screw With Flange
