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Deep Groove Ball Bearings
  • Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU
  • Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU
  • Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU
  • Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU
  • Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU
  • Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU
Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU

Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU

$0.70-$3.30/ Piece|1 Piece/Pieces(Min. Order)

Customization:

Graphic customization（Min.Order: 500 pieces）
Customized packaging（Min.Order: 500 pieces）
Customized logo（Min.Order: 500 pieces）
View product details

Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Linear Motion Precision: Designed for smooth and precise linear motion with a deep groove structure and P5 precision rating, ensuring accurate movement in machinery and automation systems.
  • Durability & Longevity: Constructed from high-quality bearing steel with RS sealing, providing resistance to wear, corrosion, and contamination for extended service life in demanding environments.

Key features

  • 1. Corrosion-Resistant Material Technology

    • With corrosion-resistant bearing steel and metal cage, you can ensure superior durability in harsh industrial environments compared to plastic-caged bearings*

  • 2. Square Flange Design for Easy Installation

    • With a square flange design, you can achieve precise alignment and secure mounting, simplifying installation compared to non-flanged bearings*

  • 3. High-Precision Performance with RS Sealing

    • With a P5 precision rating and RS sealing, you can achieve smoother motion and better contaminant protection than standard bearings*

  • 4. Versatile Scenario Solutions for Industrial Automation

    • With a deep groove structure, you can support high-precision linear motion in robotics and machinery, outperforming traditional linear guides*

  • 5. Compliance with Industrial Precision Standards

    • With P5 precision certification, you can meet strict industrial machinery requirements, surpassing general-grade bearings*

Product details

Smooth CNC LMK16UU Square Flange Linear Ball Bearing LMK16 UU LMK 16 UU LMK16AUU Bearing LMK16UU

The Smooth CNC LMK16UU Square Flange Linear Ball Bearing is a precision-engineered component designed for linear motion applications requiring durability and accuracy. Built with high-quality bearing steel and featuring a square flange for secure mounting, this bearing ensures smooth operation in machinery, robotics, and automation systems. Its RS sealing and oil lubrication provide reliable performance in diverse environments.

Technical specifications

FeatureSpecificationBenefit
MaterialBearing steelHigh durability and corrosion resistance
Cage TypeSteel (metal)Enhanced structural integrity
Sealing TypeRS (Single-direction sealing)Prevents dust and debris ingress
Precision RatingP5±0.0015mm tolerance for high accuracy
StructureDeep grooveLow-friction linear motion capability
DimensionsOD 37mm, Bore 16mm, Thickness 16mmCompact design for space-constrained use
LubricationPre-lubricated oilReduced wear and maintenance-free use
Flange DesignSquare flangeEasy alignment and mounting flexibility

Customization guide

Adjustable parameters include:

  • Dimensions: Customize bore/OD to fit specific shaft sizes.
  • Material: Upgrade to stainless steel for corrosive environments.
  • Sealing: Add dual RS seals for extreme contamination resistance.
  • Precision: Specify P4 or P2 ratings for ultra-high accuracy needs.

Get inspired

With its square flange and P5 precision, this bearing is ideal for precision robotics arms, CNC machinery, or automated conveyor systems. The RS sealing ensures reliability in dusty workshops, while the deep groove structure minimizes friction for energy-efficient operation.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Load Capacity1500N+15% (1725N)+30% (1950N)*
Precision RatingP5P4 (±0.0008mm)P2 (±0.0004mm)
Sealing EfficiencyRS (Single-direction)RS+ (Dual-direction)RSX (Triple-layer)
MaterialBearing steelStainless steelCorrosion-resistant alloy

Supplier's note

  1. Technical Breakthroughs:

    • The Pro Model’s P2 precision (±0.0004mm) enables sub-millimeter positioning in high-accuracy robotics.
    • The RSX triple-layer sealing in the Pro Model offers 30% better contamination resistance than industry standards.
    • The Base Model’s 1500N load capacity meets ISO 281 standards, while the Pro Model exceeds them by 30%.

  2. Version Selection Guidance:

    • Base Model: Ideal for standard automation systems (e.g., conveyor belts) where cost-efficiency is prioritized.
    • Advanced Model: Best for precision CNC machinery or laboratory equipment requiring P4 accuracy and dual-direction sealing.
    • Pro Model: Suited for harsh environments (e.g., marine or chemical plants) where extreme load capacity and corrosion resistance are critical.

*Example benefit: With the Pro Model’s RSX sealing, you can maintain performance in dusty factories 20% longer than traditional bearings.

Frequently asked questions

  • Which linear ball bearing model suits high-precision CNC machinery applications?

  • How do I maintain and clean the LMK16UU flange bearing’s frothing nozzle?

  • What materials make the LMK16UU bearing suitable for corrosive environments?

  • Can the LMK16UU square flange bearing be customized for non-standard dimensions?

  • Is the LMK16UU bearing FDA-approved for food-grade machinery?

  • What advantages does the square flange design provide for linear motion systems?

  • How does the RS sealing type protect the LMK16UU bearing in dusty environments?

  • What load capacity can the LMK16UU bearing handle in linear guides?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHeavy machinery, corrosive environmentsIndustry Standard: ASTM A36 carbon steel
Our Base: ASTM A228 bearing steel
Our Advanced: ASTM A182 stainless steel		Base: High hardness for durability; Advanced: 30% better corrosion resistance (tooltip: ASTM B117 salt spray test > 1000hrs)Base may corrode in harsh conditions; Advanced costs 40% more
Cage MaterialHigh-speed machinery, roboticsIndustry Standard: ISO 15243 polymer cage
Our Base: Steel cage (▲ 20% load capacity)
Our Advanced: Composite cage (▲ 15% weight reduction)		Base: Withstands 80°C max; Advanced: Operates up to 120°C (tooltip: ISO 1464 test)Steel cage adds 25% weight vs polymer
Lubrication TypeContinuous operation, high-temperatureIndustry Standard: ISO 6743 grease
Our Base: ISO VG 68 oil (▲ 30% friction reduction)
Our Advanced: Solid lubricant (▲ 50% maintenance interval)		Base: Immediate use; Advanced: No re-lubrication for 5000hrs (tooltip: ASTM D3233 test)Oil requires periodic reapplication
Precision GradeCNC machining, precision instrumentsIndustry Standard: ISO P6 (±0.003mm runout)
Our Base: ISO P5 (±0.002mm)
Our Advanced: ISO P4 (±0.001mm)		Base: 20% smoother motion; Advanced: 40% less positional error (tooltip: ISO 10512-1 test)Base costs 20% more than P6; Advanced costs 60% more
Sealing TypeDusty/wet environments, food processingIndustry Standard: IP54 single RS seal
Our Base: IP54 RS seal (▲ 0.1mm clearance)
Our Advanced: IP67 double RS seal (▲ 100% water ingress prevention)		Base: 50% longer life in dusty conditions; Advanced: Fully submersible (tooltip: IEC 60529 test)Advanced adds 15% friction vs Base
Structural DesignHigh-speed automation, roboticsIndustry Standard: ISO 15 standard groove
Our Base: Deep groove (▲ 25% load capacity)
Our Advanced: Extra-deep groove (▲ 40% speed capability)		Base: 30% lower friction; Advanced: 50% faster max speed (tooltip: ISO 281 bearing life formula)Advanced requires custom mounting hardware

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