
( Brand: Pmi ), ( Manufacturer Part Number: S1-17005098-2005 ), ( Type: Ballscrews ), ( Weight: 18 Lbs ), ( Dimensions: 34 X 6 X 8 ), ( State: Michigan ), ( Country: United States ), ( Storage Location: Nevada Mro Area Bin330 )
The **PMI S1-17005098-2005 precision ball screw** is a high-performance linear motion component engineered for applications demanding exceptional accuracy, durability, and reliability in demanding industrial environments. Part of PMI s renowned **S1 series**, this ball screw features a **20mm nominal diameter** with a **5mm lead**, delivering a precise pitch of 5mm per full rotation, making it ideal for applications requiring fine, controlled movement such as CNC machines, robotics, medical devices, and automated assembly systems. Constructed with **high-grade alloy steel**, the screw shaft is meticulously ground and hardened to achieve a **surface finish of 0.2 m (Ra)**, ensuring minimal friction and wear while maintaining consistent performance over extended operational lifespans. The **recirculating ball nut**, paired with the screw, employs a **full complement of precision steel balls** that reduce backlash to near zero, enhancing positional accuracy and reducing hysteresis in bidirectional motion.
The design incorporates **sealed ball return paths**, protecting the internal components from contaminants such as dust, chips, and lubricant degradation, which is critical in harsh manufacturing settings. This sealing system also extends the operational life of the screw by preventing premature ball wear and maintaining optimal lubrication. The **preloaded ball nut** further minimizes axial play, providing rigidity and stability essential for high-speed or high-load applications. Available in a **right-hand thread configuration**, this ball screw is compatible with a wide range of linear motion systems, including ball screw actuators, lead screws, and custom automation setups. Its compact yet robust construction allows for integration into tight spaces without compromising performance, making it a versatile choice for both original equipment manufacturers (OEMs) and maintenance professionals seeking long-term reliability.
PMI s commitment to quality is evident in the **rigorous testing and certification** this product undergoes, including dynamic load testing, fatigue resistance evaluations, and environmental durability assessments. The **2005 series designation** indicates a premium-grade offering, often preferred for applications where precision and longevity are non-negotiable. Whether used in **aerospace calibration systems, semiconductor manufacturing equipment, or high-precision metrology tools**, this ball screw delivers the consistency and repeatability required to meet the most exacting industry standards. Its compatibility with standard lubricants and ease of maintenance further simplifies integration into existing systems, reducing downtime and operational costs. For engineers and designers seeking a balance of **performance, precision, and endurance**, the PMI S1-17005098-2005 ball screw represents a dependable solution built to elevate the capabilities of linear motion applications.
### **Pros and Cons of buying a PMi S1-17005098-2005 (Precision Ball Screw)**
#### **Pros:**1. **High Precision and Accuracy** This ball screw is designed for applications requiring tight tolerances, making it suitable for CNC machines, robotics, and automated systems where positional accuracy is critical.
2. **Durability and Longevity** Made from high-quality materials (likely hardened steel or stainless steel), it is built to withstand heavy loads and prolonged use, reducing the need for frequent replacements.
3. **Low Friction and Smooth Operation** Ball screws use recirculating ball bearings, which minimize friction and wear compared to traditional lead screws, leading to smoother and more efficient motion.
4. **High Load Capacity** The design supports both axial and radial loads, making it versatile for various industrial applications, including linear motion systems.
5. **Compatibility with PMi Systems** As a PMi (Precision Motion Inc.) product, it is likely engineered to integrate seamlessly with other components in their motion control systems, ensuring better compatibility and performance.
6. **Precision Preloading** Many high-end ball screws, including this model, feature preloading to eliminate backlash, improving repeatability and reducing vibration.
7. **Long Service Life** Properly maintained, this ball screw can last for decades, reducing downtime and maintenance costs in industrial settings.
8. **Customization Options** Depending on the manufacturer, additional features like lubrication systems, seals, or different thread pitches may be available to tailor the screw to specific needs.
#### **Cons:**1. **High Initial Cost** Precision ball screws, especially from reputable brands like PMi, are significantly more expensive than standard lead screws or cheaper alternatives.
2. **Maintenance Requirements** While durable, they require regular lubrication and periodic inspection to prevent wear, which adds to operational costs.
3. **Sensitivity to Contamination** Dust, debris, or improper lubrication can accelerate wear and reduce performance, requiring careful handling and maintenance.
4. **Limited Availability of Parts** If the screw fails, sourcing replacement parts or finding compatible alternatives may be challenging, especially for older or niche models.
5. **Installation Complexity** Proper alignment and installation are critical to avoid premature wear or failure. Incorrect setup can lead to reduced performance or damage.
6. **Potential for Overkill in Some Applications** If the application does not require extreme precision (e.g., light-duty or low-speed systems), the cost may not justify the benefits.
7. **Noise and Vibration** While generally smooth, ball screws can produce some noise and vibration, which may be undesirable in sensitive environments.
8. **Dependence on Supplier Support** If the manufacturer or distributor is unreliable, obtaining technical support, warranties, or spare parts could become difficult.
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### **Conclusion**
The **PMi S1-17005098-2005 precision ball screw** is an excellent choice for high-precision applications where accuracy, durability, and smooth operation are paramount. Its advantages in terms of performance, load capacity, and longevity make it ideal for CNC machines, robotics, and automated industrial systems. However, the high upfront cost, maintenance needs, and potential complexity in installation and sourcing parts must be carefully considered.
For **high-end industrial applications** where precision is critical and budget is not a constraint, this ball screw is a strong recommendation. For **lower-budget or less demanding applications**, alternatives like standard lead screws or lower-cost ball screws from other manufacturers may be more practical.
### **Recommendation:**- **Buy if:** You need a high-precision, long-lasting solution for critical motion control applications (e.g., CNC milling, robotics, or automated assembly lines) and can justify the cost.
- **Avoid if:** Your application does not require extreme precision, or if budget constraints make this screw financially impractical. In such cases, consider alternatives like:
- **Lower-cost ball screws** from other brands (e.g., THK, NSK, or Bosch Rexroth).
- **Lead screws** for simpler, lower-precision applications.
- **Used/refurbished units** if cost is a major concern (ensure quality and warranty are verified).
- **Consider additional investments** in proper lubrication systems, seals, and maintenance protocols to maximize the screw s lifespan and performance.
Ultimately, the decision should align with your specific technical requirements, budget, and long-term operational needs.
Model: S1-1. PMI S1 17005098 2005 Precision Ball Screw USED This listing is for a Used. Overview:: Type: Ballscrews. It is designed for linear motion control in CNC machinery, automation systems, and mechanical positioning assemblies.
Specifications:: Weight. This unit is categorized as a precision ball screw assembly and includes flanges nut along with hardened, machined steel shaft engineered for smooth, accurate travel. Spec Sheet:: Manufacturer: PMI Part Number: S1-1 condition: USED Function: Precision Ball Screw Assembly Construction: Hardened steel screw shaft with flanges ball nut Application: CNC machinery, automation equipment, linear motion control. Stock #: IGAM0650128.