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LogoInverted Roller Screw

Factory-direct inverted roller screw manufacturing for compact actuator programs, custom drawings, and global OEM procurement.

Inquiry Email

[email protected]

Email app

Include target OD, lead, stroke, load, quantity, and delivery country.

WhatsApp Engineering

+8618857971991

Chat on WhatsApp

Best for quick RFQ clarification and drawing-review coordination.

Products
  • Inverted Planetary Roller Screw
  • Micro Inverted Roller Screw
  • Standard Planetary Roller Screw
  • Inverted Roller Screw Actuator
  • Precision Components
Applications
  • Humanoid Robot Actuators
  • Dexterous Hand Actuators
  • Electromechanical Actuators (EMA)
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  • Internal Thread Grinding
  • Quality & Inspection
  • Custom Manufacturing
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Precision Roller Screw Components

Internally threaded nuts, screw shafts, rollers, timing rings, end machining, and assembly support for roller screw programs.

Target Buyer:Actuator builders sourcing critical roller screw parts or validating a custom assembly supply chain.
Roller Screw Nut Assembly

Capability Highlights

  • Long nut, shaft, roller, and timing ring manufacturing
  • Ground thread profiles and custom end features
  • Inspection packages for CTQ dimensions

Typical Applications

  • Inverted Roller Screw Assemblies
  • Compact Linear Actuator Builds
  • Service and Prototype Replacement Parts

Engineering Focus

  • Pitch matching across nut, shaft, and rollers
  • Surface roughness, hardness, and runout control
  • Assembly preload and timing ring fit

Buyer Decision Notes

When this product fits

Choose this family when the application, envelope, and validation needs match: Inverted Roller Screw Assemblies, Compact Linear Actuator Builds, Service and Prototype Replacement Parts.

What to validate first

Start with component scope and inspection evidence before comparing quoted price or delivery time.

Best RFQ starting point

Send the first drawing revision, STEP file, or sample photos with target load, lead, stroke, preload, quantity, and delivery country.

Key Evaluation Matrix

MetricTypical RangeWhy It Matters
Component ScopeNut / shaft / roller / ring / assembled setLets buyers source only the precision component blocking their actuator program.
Inspection EvidenceLead, runout, hardness, roughness, axial playProvides the data needed to approve high-load assemblies.
Interface ControlBearing seats, splines, threads, flats, timing ringsComponent orders fail when mating dimensions are treated as generic machining details.

RFQ Checklist

  1. Component type: nut, shaft, roller, ring, or full set
  2. Thread profile, lead, length, and tolerance targets
  3. Material, heat-treatment, coating, and hardness requirements
  4. Inspection report, CoC, and traceability expectations

Risk Controls

  • Matched-part tolerance stack-up: Inspect components as a functional set when preload and smoothness matter.
  • Unclear CTQ requirements: Confirm lead accuracy, backlash, hardness, surface finish, and mating interfaces during RFQ.
  • Component-only purchase without functional validation: When preload or smoothness matters, request matched-set inspection instead of isolated part reports.

Product Gallery

Roller Screw Shaft Machining
Roller Screw Shaft Machining
Screw Roller Set Components
Screw Roller Set Components

Buyer FAQ

Can we buy only nuts, shafts, rollers, or timing rings?

Yes. We support individual precision parts as well as matched component sets for custom roller screw assemblies.

Can you machine custom shaft ends and mounting features?

Yes. End journals, splines, keyways, threads, flats, and actuator-specific interfaces can be manufactured from your drawings.

Do you provide inspection records for components?

Yes. We can provide dimensional reports, hardness checks, roughness records, and traceability documents according to the RFQ scope.

Are these components intended as commodity replacement parts?

No. They are positioned for engineered roller screw programs where geometry, material, and inspection evidence must be controlled.

Related Resources

  • Custom Manufacturing
  • Engineering Resources
  • Contact / RFQ

Send drawings to [email protected] or WhatsApp +86 18857971991 for a manufacturing review.

Inquiry Email

[email protected]

Email app

Include target OD, lead, stroke, load, quantity, and delivery country.

WhatsApp Engineering

+8618857971991

Chat on WhatsApp

Best for quick RFQ clarification and drawing-review coordination.