Standard Roller Screw (SRS)

The SRS Standard Roller Screw uses non-recirculating planetary rollers to deliver stable driving torque, high speed capability, and long service life in a compact envelope.
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High Load Capacity. Long Service Life. Precision Motion.

The SRS is a high precision, robust roller screw built for demanding motion applications. Its planetary rollers do not recirculate, which enables stable driving torque and consistent motion control throughout the full travel length. This non-recirculating design supports very high speed and acceleration, along with a long, reliable service life thanks to high load capacity ratings. The compact rolling-element architecture also allows designers to downsize the overall envelope without sacrificing load performance.



The SRS range spans a wide diameter range with multiple lead and nut options to fit a broad set of applications. Cylindrical and flanged nuts are available as standard configurations, with custom designs available on request. High linear speeds are achievable on select designs, making the SRS a versatile, go-to choice across a wide range of industries.

Description of the SRS, the Standard Roller Screw



  • SRS-C ~ Cylindrical Nut
  • SRS-F ~ Flanged, Centered Nut
  • SRS-P ~ Flanged, Non-Centered Nut



SRS-C The cylindrical nut configuration offers a compact, straightforward mounting profile for applications where radial space is limited or where a simple housing interface is preferred.



SRS-F The flanged, centered nut configuration provides a flush mounting flange concentric to the nut body, simplifying alignment and installation into housings or end-use assemblies.



SRS-P The flanged, non-centered nut configuration offers flexible mounting hole patterns for applications with specific interface or clearance requirements.



Performance

The SRS delivers a measurable performance advantage over traditional linear motion designs, offering higher dynamic and static load capacity in a comparable or smaller footprint. This makes it possible to reduce component size while maintaining or improving system performance, an especially valuable advantage in space-constrained designs.



Applications

The SRS Standard Roller Screw is a versatile choice for applications requiring stable, high-precision linear motion, including:



✦ Industrial automation and material handling



✦ Aerospace and defense actuation



✦ Test and simulation equipment



✦ Medical and surgical robotics



✦ Precision manufacturing and machine tools



✦ Heavy-duty presses and forming equipment



Engineered for Your System

As with all Helix Linear products, the SRS Roller Screw is supplied as a precision motion component, ready to be integrated into the systems our customers design and build. Our engineering team can help you select the nut type, lead, and diameter that best fit your load, speed, and travel requirements.



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