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  3. PARKER HMRS080C050-0550

PARKER HMRS080C050-0550 Linear Screw Actuator Travel Lead 550MM 5MM

Hmrs080c050-0550 Parker Linear Screw-driven Actuator 550mm Travel 5mm Lead

( Brand: Parker ), ( Manufacturer Part Number: HMRS080C050-0550 ), ( Part Type: Actuator Linear Screw ), ( Stroke Length: 550mm )

Review PARKER Linear Screw driven Actuator 550mm Travel 5mm Lead

The **Parker Hannifin HMRS080C050-0550 Linear Screw-Driven Actuator** is a precision-engineered, high-performance linear motion system designed for demanding industrial applications requiring reliable, repeatable, and high-load positioning. Part of Parker s robust **HMRS (High-Motion-Reliability Series)**, this actuator combines a compact yet durable design with a **550mm travel range** and a **5mm lead screw pitch**, delivering smooth, controlled linear motion with exceptional accuracy and efficiency. Built with Parker s signature engineering excellence, this unit features a **ball screw drive mechanism**, ensuring minimal friction, extended service life, and consistent performance even under heavy loads or frequent cycling. The **80mm diameter housing** provides ample structural integrity, accommodating a wide range of mounting configurations while maintaining a sleek, space-efficient profile ideal for integration into tight machinery layouts. Its **closed-loop ball screw assembly** eliminates backlash, making it perfect for applications requiring precise positioning, such as CNC machines, automated assembly lines, material handling systems, or medical and semiconductor equipment where repeatability is critical. The actuator s **stainless steel lead screw and recirculating ball nut** combination resists corrosion, wear, and thermal expansion, ensuring long-term durability in both cleanroom and harsh industrial environments. Additionally, the **preloaded bearing supports** and **sealed housing** minimize axial and radial play, enhancing rigidity and reducing vibration, which is essential for high-speed applications or those requiring sub-micron precision. Whether deployed in a high-volume manufacturing setting or a specialized research facility, this actuator s **modular design** allows for easy customization with optional accessories such as limit switches, encoders, or custom mounting brackets, further expanding its versatility. With a focus on **energy efficiency**, the HMRS080C050-0550 operates with minimal heat generation, reducing the need for additional cooling systems and contributing to overall system reliability. Overall, this actuator exemplifies Parker s commitment to delivering a **high-performance, low-maintenance solution** that balances strength, precision, and adaptability, making it a cornerstone for industries where linear motion demands both robustness and finesse.

### **Parker HM-RS080C050-0550 Linear Screw-Driven Actuator: Pros and Cons**

#### **Pros:**

1. **High Precision and Repeatability** The 5mm lead screw ensures fine, consistent movement, making it suitable for applications requiring exact positioning, such as CNC machines, robotics, or automated assembly lines.

2. **Durability and Reliability** Parker is a well-established manufacturer known for robust industrial components. This actuator is built for heavy-duty use with a 550mm travel range, making it suitable for continuous operation in demanding environments.

3. **Low Friction and Smooth Operation** The ball screw mechanism reduces friction, improving efficiency and extending the lifespan of the actuator compared to rack-and-pinion or belt-driven systems.

4. **Compact Design** With an 80mm diameter, it offers a good balance between power and space efficiency, making it suitable for applications where size is a constraint.

5. **High Load Capacity** The actuator can handle significant axial and radial loads, depending on mounting and application, making it versatile for industrial and automation tasks.

6. **Compatibility with Parker s Ecosystem** If you already use Parker components (motors, controllers, etc.), this actuator integrates seamlessly with their systems, reducing compatibility issues.

7. **Long Lifespan** Properly maintained, ball screw actuators like this one can last for decades, especially in clean environments where debris doesn t interfere with the screw mechanism.

8. **Adjustable Speed and Positioning** When paired with a suitable motor and controller, it allows for precise speed and acceleration control, which is critical in automated processes.

9. **Minimal Backlash** The ball screw design typically results in very low backlash, ensuring accurate positioning without overshoot.

10. **Modularity** Parker offers various configurations (e.g., different stroke lengths, mounting options), allowing customization for specific needs.

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#### **Cons:**

1. **Higher Initial Cost** Compared to simpler linear actuators (e.g., belt-driven or hydraulic), this ball screw actuator is more expensive upfront, which may be a barrier for small-scale or budget-conscious projects.

2. **Maintenance Sensitivity** While durable, ball screws require periodic lubrication and cleaning to prevent wear from dust, debris, or moisture. Neglecting maintenance can lead to premature failure.

3. **Limited Radial Load Capacity** Unlike hydraulic or pneumatic actuators, ball screws are not ideal for high radial (side) loads. Excessive side forces can cause misalignment or damage to the screw threads.

4. **Sensitivity to Misalignment** If the actuator is not properly aligned with the load or mounting surface, it can lead to uneven wear or binding, reducing performance and lifespan.

5. **Noise and Vibration** Ball screws can generate more noise and vibration compared to smoother alternatives like linear guides with belts, though this is often negligible in industrial settings.

6. **Dependence on Power Supply** Unlike pneumatic actuators, this requires an electrical motor and controller, adding complexity to the system and potential points of failure (e.g., motor overheating, power fluctuations).

7. **Limited Flexibility in Direction Change** Unlike some hydraulic or pneumatic systems, reversing direction quickly may require additional braking or deceleration mechanisms to prevent overshoot.

8. **Potential for Thread Wear Over Time** Even with proper lubrication, the ball screw threads can wear out after extensive use, requiring eventual replacement of the screw or nut assembly.

9. **Not Ideal for High-Speed Applications** While fast for its class, it may not match the speed of pneumatic or hydraulic actuators in certain applications.

10. **Skill Required for Installation** Proper installation, alignment, and lubrication require technical expertise. Poor setup can lead to reduced performance or failure.

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### **Ending Conclusion:**

The **Parker HM-RS080C050-0550** is an excellent choice for applications demanding **high precision, durability, and repeatability** in a controlled industrial environment. Its ball screw mechanism ensures smooth, accurate motion with minimal backlash, making it ideal for **CNC machines, robotics, automated assembly, or any process requiring fine positional control**. However, it is **not the best fit** for applications with **high radial loads, extreme environmental conditions (e.g., heavy dust, moisture), or where cost is a critical constraint**.

The actuator excels in **long-term reliability** if properly maintained but requires **careful installation, alignment, and periodic servicing** to avoid premature wear. If your application prioritizes **precision over speed, cost, or simplicity**, this actuator is a strong recommendation. For applications where **speed, flexibility, or low cost** are more important, alternatives like **pneumatic, hydraulic, or belt-driven actuators** may be more suitable.

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### **Recommendation:** **Buy this actuator if:**

- You need **high precision and repeatability** (e.g., CNC milling, pick-and-place robots, automated testing).

- Your application involves **moderate to high axial loads** with minimal side forces.

- You are already using **Parker components** and want a seamless integration.

- You can **maintain it properly** (lubrication, cleaning, alignment checks).

- The **long-term reliability and lifespan** justify the higher upfront cost.

**Avoid this actuator if:**

- Your budget is **strictly limited**, and you can find a simpler, cheaper alternative that meets your needs.

- Your environment is **highly abrasive, dusty, or wet**, as it may require excessive maintenance.

- You need **extreme speed, high radial loads, or frequent direction changes**.

- You lack **technical expertise** for proper installation and servicing.

**Alternatives to Consider:**

- **Belt-driven linear actuators** (e.g., for smoother, quieter operation at lower cost).

- **Hydraulic or pneumatic actuators** (e.g., for high-speed or high-force applications).

- **Rack-and-pinion actuators** (e.g., for applications where radial load resistance is needed).

- **Lower-cost ball screw actuators** from other manufacturers (e.g., THK, Bosch Rexroth) if Parker s pricing is prohibitive.

In summary, this Parker actuator is a **premium choice for precision-driven industrial applications** but may not be the best fit for all use cases. Carefully evaluate your requirements before purchasing.

Details:

Carriage Design: Standard. Specifications: model #: HMRS080C050-0550. Travel: 550mm. Parker Screw-Driven Actuator.

If you do not have an account No Worries. Motor Mount Dimensions: 60mm x. Carriage Dimensions: 128mm x 83mm. This is a surplus item.

part #: hmrs080c0500550 price

  • $1000.00

specifications linactuat:

  • brand: Parker
  • mpn: Hmrs080c050-0550
  • part type: Actuator Linear Screw
  • stroke length: 550mm

payments linactuat:

  • other
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  • wallet: Paypal

returns linactuat:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days
  • method: Money back

seller linactuat:

  • city: Osseo, Minnesota
  • rating: 100.0%
  • # reviews: 45030

general linactuat:

  • Industrial Automation Motion Controls > Rotary Linear Motion > Linear Actuators
  • condition: Used

shipping linactuat:

  • type: Calculated
  • service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air
  • transit: 2-4 Days
  • cost: $0.00
  • carrier: UPS
  • class: Standard, Expedited, One-day

offer linactuat:

  • best offers: True
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • availability: In Stock
  • started: April 13, 2026
part type: actuator linear screw, stroke length: 550mm,
category: business & industrial > industrial automation motion controls > rotary linear motion > linear actuators, sku: 14392496442441813,
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1 offer $1000.00 USD
  • Used. Offer #1 priced at $1000.00 + $0.00 shipping estimate = $1000.00* total. Linear Speed: 0.25m/s Travel: 550mm.FREE SHIPPING

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