Realization of inexpensive products through screw thread rolling processing.
This is an inexpensive ball screw processed with appropriate precision using a rolling process for the screw groove. It is possible to manufacture a flanged shape compatible with precision ball screws. This can help reduce costs compared to precision ball screws.
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basic information
KSS offers standard stock items that can be produced in a short lead time as well as custom-made products where the shaft end shape can be freely designed. To meet our customers' demands for short lead times, KSS maintains standard stock for specific model numbers. The SRT/SSRT series has standardized shaft end shapes, which can reduce the design workload for customers. In addition to standard stock items, KSS also accommodates custom-made products to meet all customer designs. To reduce the design workload for customers, we have standardized various nut types.
Price range
Delivery Time
※The delivery time may vary depending on the quantity, so please feel free to contact us.
Applications/Examples of results
Medical devices, transport equipment, etc.
Line up（7）
| Model number | overview |
|---|---|
| SR | Flanged single nut (standard stock item) |
| SSR | Flanged single nut (stainless steel) (standard stock item) |
| SRT | Shouldered rolled ball screw (standard stock item) |
| SSRT | Shouldered rolled ball screw (stainless steel) (standard stock item) |
| MRB | Flanged single nut (made to order) |
| BSR | Sleeve type single nut (made to order) |
| MSR | M screw type sleeve nut (made to order) |
Company information
KSS started with the manufacturing of screw gauges and has been producing miniature ball screws for about 60 years. Our company specializes in ball screws with a screw shaft outer diameter of φ16mm or less, and we are capable of producing the world's smallest ball screw shaft diameter of φ1.8mm with a lead of 0.5mm. We are one of the few manufacturers in the world that specializes in miniature ball screws. In recent years, we have utilized these technologies to offer value-added unit products, aiming to become a "specialized manufacturer of miniature ball screws and actuators in the world."