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  • Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A
  • Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A
  • Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A
  • Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A
  • Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A
  • Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A
Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A
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Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A

  • >= 2 Pieces
    $42.60

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 100 pieces）
Graphic customization（Min.Order: 100 pieces）
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Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Linear Motion: Enables smooth, backlash-free linear movement with high accuracy, supporting applications requiring minimal positional error (e.g., robotic arms, CNC machines).
  • Synchronous Rotation & Translation: Integrates rotational and linear motion capabilities, ideal for machinery needing coordinated movement (e.g., spindle systems, automated assembly lines).

Key features

  • 1. Material Technology

    • With a corrosion-resistant steel body, ensure durability in harsh industrial environments. ~30% more resistant to corrosion than standard carbon steel*.

  • 2. Interactive Design

    • The spline design enables simultaneous linear and rotational motion, unlike traditional bearings that only handle linear movement. This dual functionality reduces the need for additional components.

  • 3. Performance Parameters

    • Precision ratings from P0 to P6 allow selection based on application needs, with P0 offering 20% higher accuracy than P6 models*.

  • 4. Scenario Solutions

    • Customizable dimensions and tolerances adapt to specific machinery requirements, making it suitable for robotics, CNC machines, and automated assembly lines.

  • 5. Certification Standards

    • Complies with ISO industrial standards for linear motion components, ensuring reliability in high-stress applications.

  • Explanation:

    1. Material Technology: Steel construction emphasizes durability and corrosion resistance, critical for industrial use.

Product details

Original NB Linear Motion Ball Spline Nut SSP20 SSPS20A SSP20A

The Original NB Linear Motion Ball Spline Nut (SSP20/SSPS20A/SSP20A) is a high-precision linear bearing component designed for industrial machinery. Crafted from durable steel, it offers versatile performance across precision ratings (P0 to P6), ensuring compatibility with diverse applications requiring smooth linear motion and rotational stability.

Technical specifications

FeatureSpecificationBenefit
MaterialSteelHigh durability, corrosion resistance
Precision RatingP0 (highest), P2, P4, P5, P6Ensures accuracy for specific machinery needs
TypeLinear Motion Ball SplineEnables synchronized linear and rotational motion
Load CapacityCustomizableSupports heavy-duty or light industrial use

Customization guide

Adjustable parameters include diameter, length, and precision rating to meet specialized requirements. For example:

  • Diameter/Length: Tailor to fit specific machinery dimensions.
  • Precision Level: Opt for P0/P2 for high-precision robotics or P6 for basic automation systems.

Get inspired

With the NB Linear Motion Ball Spline Nut, you can achieve seamless integration in machinery like CNC machines, robotic arms, or automated conveyors. Its stainless steel construction ensures longevity even in harsh environments, while precise ratings guarantee reliability for critical applications.

Choose your model

ParameterBase Model (P6)Advanced Model (P4)Pro Model (P2/P0)
Precision RatingP6 (Standard)P4 (+20% accuracy)*P2/P0 (+40% accuracy)*
Load Capacity1,500 N1,725 N (+15%)1,950 N (+30%)
Rotational SmoothnessSmoothUltra-smoothSeamless

Supplier's note

  1. Technical Breakthroughs:

    • Pro Model Precision: The P0/P2 rating achieves 40% higher accuracy than industry standards, enabling sub-micron positioning in precision robotics.
    • Material Reinforcement: Stainless steel construction provides 20% better corrosion resistance than carbon steel alternatives.
    • Load Capacity: The Pro Model’s 1,950 N rating outperforms competitors by 25%, supporting heavy industrial use.

  2. Optimal Version Selection:

    • Base Model: Ideal for basic automation systems where cost-efficiency is prioritized (e.g., simple conveyor belts).
    • Advanced Model: Suitable for mid-tier machinery requiring moderate precision (e.g., general-purpose CNC tools).
    • Pro Model: Best for high-precision applications like semiconductor equipment or surgical robots, where minimal error is critical.

*Comparative values vs. industry benchmarks.

Frequently asked questions

  • Which model of the Original NB Linear Motion Ball Spline Nut is best suited for high-precision CNC machinery?

  • How do I clean and maintain the ball spline nut to prevent wear in industrial environments?

  • Why is steel the preferred material for linear bearings compared to aluminum?

  • Can the Original NB spline nut be customized for specific load capacity requirements?

  • What precision rating (P4, P6) is recommended for high-speed linear motion applications?

  • Are the steel components of this spline nut compliant with ISO or other industry standards?

  • How does the cylindrical stainless steel design enhance durability in rotating machinery?

  • What applications are the Original NB Linear Motion Ball Spline Nuts SSP20 best suited for?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Ball SplinesCNC machines, robotics, precision assemblyMaterial: AISI 4140 steel (ASTM A29)
Precision: P4 (ISO 281: ±2 µm) ▲▲
Industry Standard: P6 (±6 µm)		▲▲ High precision for tight tolerance applications
Corrosion resistance		Higher cost than standard bearings
Weight: 1.2 kg (heavier than aluminum alternatives)
Linear GuidesAutomated conveyors, medical equipmentMaterial: Stainless steel (ASTM A276)
Load Capacity: 5000 N (ISO 281)		▲ High load capacity
Low friction (0.002–0.005 friction coefficient)		Requires regular lubrication
Installation complexity: 4+ hours (vs 2 hours for ball splines)
Crossed Roller GuidesIndustrial robots, semiconductor toolsMaterial: Chrome steel (ISO 683-1)
Stiffness: 120 N/μm ▲▲
Industry Standard: 80 N/μm		▲▲ High rigidity for heavy loads
Compact design (thickness: 15 mm)		Limited travel distance (max 500 mm)
Cost: 30% higher than linear guides
Thrust BearingsVertical pumps, turbinesMaterial: Brass (ASTM B124)
Axial Load: 3000 N (per ISO 3507)		▲ Axial load handling
Low maintenance (self-lubricating)		Not suitable for radial loads
Speed Limit: 1500 RPM (vs 3000 RPM for ball splines)
Precision ShaftsGearboxes, aerospace systemsMaterial: Carbon steel (ASTM A36)
Roundness: 0.001 mm (per ISO 1101)		▲ High rotational alignment
Tensile strength: 400 MPa (ASTM E8)		Requires custom machining for adjustments
Cost: 20% higher for precision grades
Timing BeltsConveyor systems, 3D printersMaterial: Polyurethane (ASTM D2240)
Tensile Strength: 25 MPa ▲		▲ Synchronous motion (no slippage)
Lightweight (0.3 kg/m)		Limited lifespan (2–3 years)
Noise Level: 55 dBA (louder than ball splines)

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