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Cylindrical Roller Bearings
  • High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222
  • High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222
  • High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222
  • High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222
  • High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222
  • High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222
High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222

High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222

  • 5 - 199 Pieces
    $15
  • >= 200 Pieces
    $12
View product details

High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High Load Capacity: Designed to handle heavy radial loads and moderate axial loads, enabling robust performance in demanding applications.
  • Smooth Rotation: The steel cage securely aligns cylindrical rollers, minimizing friction and ensuring precise, low-energy operation.

Key features

  • 1. Material Technology

    • With a steel cage and high-carbon steel rollers, you can ensure exceptional durability and resistance to wear in heavy-duty applications.

  • 2. Performance Parameters

    • With a high radial load capacity, you can support demanding machinery and equipment, delivering up to 20% higher load tolerance than standard bearings.

  • 3. Scenario Solutions

    • In industrial machinery, you can achieve continuous operation even under prolonged high loads, making it ideal for automotive, manufacturing, and industrial equipment.

  • 4. Precision Engineering

    • With precision ratings (P5/P0/P6/P4), you can ensure minimal clearance and high accuracy in precision machinery, reducing vibration and wear.

  • 5. Design Versatility

    • The single-row cylindrical design allows for a compact footprint while maintaining robust performance, adapting to space-constrained industrial setups.

Product details

High Stability Single Row Cylindrical Roller Bearing NJ 222 ECM NJ222EM Heavy Duty Roller Bearing NJ222

The High Stability Single Row Cylindrical Roller Bearing NJ222 ECM NJ222EM is engineered for heavy-duty applications requiring robust radial load support and minimal friction. With a steel cage and precision-engineered rollers, this bearing ensures durability in harsh environments while maintaining smooth rotational performance.

Technical specifications

FeatureSpecificationBenefit
MaterialRollers: High-carbon steel / Stainless steel
Cage: Steel		High wear resistance and structural integrity
Cage TypeSteelEnhanced alignment and durability
Row ConfigurationSingle rowCompact design with high radial load capacity
Precision RatingP5, P0, P6, P4Customizable accuracy levels for precision machinery
Sealing TypeOpenEasy maintenance and airflow optimization
StructureCylindricalOptimized for radial loads and low friction

Customization guide

Adjustable parameters include material composition (e.g., stainless steel for corrosion resistance) and size specifications to meet specific load or space requirements. Precision ratings (P5 to P4) can be tailored to align with application accuracy demands.

Get inspired

Ideal for machinery, automotive systems, and industrial equipment, this bearing combines high load capacity with low operational friction. Its open design ensures seamless integration into temperature-sensitive environments.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Radial Load Capacity45 kN+15% (51.75 kN)*+30% (58.5 kN)*
Rotational Speed1,500 RPM1,700 RPM1,900 RPM
Precision LevelP5/P0P6P4
Temperature Range-30°C to +100°C-30°C to +120°C-30°C to +150°C

Supplier's note

  1. Technical Breakthroughs:

    • Steel Cage Design: Reduces cage wear by 20% compared to brass alternatives, extending service life.
    • Precision Ratings (P4-P6): Enable alignment with ISO 492 standards for precision machinery.
    • Open Sealing: Allows 25% faster heat dissipation than sealed bearings in high-temperature applications.

  2. Version Selection Guide:

    • Base Model: Suitable for standard industrial machinery (e.g., pumps, conveyors) where cost efficiency is prioritized.
    • Advanced Model: Ideal for precision equipment (e.g., CNC machines) requiring P6 accuracy and moderate thermal resistance.
    • Pro Model: Engineered for extreme environments (e.g., mining, heavy-duty engines) with triple the corrosion resistance of industry benchmarks and P4 precision. With its 58.5 kN load capacity, it outperforms competitors by 25% in high-stress applications.

Frequently asked questions

  • Which cylindrical roller bearing model is best suited for heavy machinery applications?

  • How do I maintain the NJ222EM bearing for optimal performance?

  • Why is steel preferred for the cage in NJ222 bearings compared to plastic alternatives?

  • Can the NJ222 bearing be customized for specific precision needs?

  • Is the NJ222 ECM bearing certified for industrial safety standards?

  • How does the NJ222 handle radial loads in high-vibration environments?

  • What are the advantages of the open sealing type in NJ222 bearings?

  • Which precision rating (P0-P6) is best for precision machinery?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHeavy machinery, industrial equipmentSteel rollers (ASTM A304) + brass cage (ISO 9001) ▲ Stainless steel cage (ASTM A276) in AdvancedEnhanced corrosion resistance and durability ▲ Advanced: 30% higher fatigue lifeHigher material costs compared to plastic alternatives ▲ Advanced: 15% weight increase
Precision RatingPrecision machinery, CNC equipmentP5 standard ▲ P4 (ISO 492 P4) in AdvancedReduced clearance for accuracy ▲ Advanced: ±2 µm radial runout toleranceP4 requires tighter tolerances, increasing manufacturing costs
Sealing TypeOpen environments, low contaminationOpen design (no seals) ▲ Sealed version (IP54) in AdvancedLower friction in clean environments ▲ Advanced: Dust/water resistanceSusceptible to debris in open designs ▲ Advanced: Slightly higher friction
Load CapacityHigh radial load applicationsSupports 150 kN radial load (ISO 281) ▲ 180 kN in AdvancedHandles heavy machinery demands ▲ Advanced: 20% higher load capacityRequires reinforced mounting structures for extreme loads
Friction & NoiseLow-noise environments (e.g., offices)43 dBA (quieter than a refrigerator) ▲ 38 dBA (ISO 14041) in AdvancedReduced energy consumption ▲ Advanced: 25% lower operating temperatureAdvanced version may require premium lubricants
CustomizationTailored industrial applications5 standard sizes ▲ 10 sizes + material options (ASTM A304/A276) in AdvancedVersatile for general use ▲ Advanced: Custom thickness (1.5–5 mm) and coatingsCustom orders take 2–3 weeks ▲ Advanced: 10% longer lead time

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